Blood bank technicians collect, label and prepare blood, plasma and other components for transfusions. Blood bank technicians properly store blood draws and maintain documentation and records. Technicians work with patients, making them comfortable during the procedure and monitoring vital signs.

Cytogenetic technologists analyze the structure of chromosomes found in various biological specimens and their relationship to a variety of diseases.

Cytotechnologists examine cells from other sites, including lymph nodes, bladder and lungs. Cytotechnology professionals often work with a pathologist to determine whether cells show signs of precancerous lesions, infections and other malignancies.

Histotechnologists and histologic technicians prepare body tissues to be examined by a pathologists. To prepare tissues for analysis, histotechnologists might section and stain tissues, embed them in paraffin or plastic and prepare frozen sections received from the operating room.

Medical laboratory technicians, also known as clinical laboratory technicians, analyze tissue, cells and bodily fluids in order to carry out tasks such as diagnosing disease and measuring medical drug levels.

Medical laboratory technologists prepare samples for analysis, monitoring testing procedures and analyzing results for infection or chemical composition.

Pathologists are physicians who diagnose presence and stage of diseases using laboratory techniques and patient specimens. They study the nature, cause, and development of diseases. They may also perform autopsies.

A phlebotomist is a health care professional who is trained to draw blood from a patient in a safe and sanitary manner. Phlebotomists may draw blood samples for tests or collect blood donations.

Dental assistants assist the dentist and keep patient records. They also set up the patient and dental equipment. They assist the dentist in times of emergency and instruct patients in proper teeth cleaning, monitor supplies and inventory and may clean and polish hand-held dental instruments.

Dental hygienists clean teeth and remove stains and deposits from teeth. They look at teeth and gums for signs of disease. They educate patients on brushing and flossing, take and develop X-rays, and apply fluoride or sealants on teeth and help keep the dental equipment in good working order and sharpen and sterilize dental instruments.

Dentists care not only for teeth and gums, but also for the muscles and bones within or supporting the mouth. They do routine procedures such as filling cavities, cleaning teeth and repairing broken ones. They may also perform surgeries within or around the mouth to promote dental health, improve appearance and prevent disease.

Oral surgeons, also referred to oral and maxillofacial surgeons, diagnose and treat diseases, injuries and defects in the mouth, jaws, neck, face and skull regions. Common treatments include the removal of impacted teeth, reconstructive surgery, lip reconstruction and insertion of dental implants.

Prosthodontist specialize in crowns, bridges and dentures and other methods to replace missing teeth.  They construct oral prostheses to correct natural and acquired deformation of mouth and jaws to restore and maintain oral function, such as chewing and speaking, and to improve appearance.

CT (computed tomography) technologists are radiologic technicians who specialize in taking cross-sectional x-ray images of the tissues, bones, organs and blood vessels in an area of a patient’s body. The x-rays are used to create a three-dimensional image. The scans that a CT technologist produces help doctors diagnose and treat patients with internal diseases or injuries.

Diagnostic medical sonographers use ultrasound equipment to direct sound waves into the body to produce an image or video used for detecting abnormalities in patients.

Magnetic resonance imaging technologists are specialized medical professionals who operate MRI machinery to create detailed pictures of internal body structures. They are responsible for preparing patients for their scans and safely using the equipment.

Nuclear medicine technologists assist physicians and work directly with patients to explain nuclear medicine procedures. They also administer and oversee nuclear medicine and radioactive procedures and substances.

Radiation therapists provide radiation therapy to patients as prescribed by a radiologist according to established practices and standards. They review prescription and diagnosis, act as a liaison with physician and supportive care personnel, prepare equipment, such as immobilization, treatment, and protection devices. They maintain records, reports, and files and may assist in dosimetry procedures and tumor localization.

Radiologic technologists work in medical settings and perform x-rays to assist physicians in diagnosing medical ailments. They prepare patients for procedures, adjust imaging equipment, position patients and shield them from excess radiation.

Dietetic technicians are wellness practitioners who develop nutritional plans to promote health, treat illnesses or prevent disease.

Dietitians or nutritionists are health care professionals who develop and supervise diet programs that improve public health. They may serve as clinical dietitians in health care facilities, community dietitians in public health centers or management dietitians in food distribution facilities.

Computer network architects design and implement computer and information networks, such as local area networks (LAN), wide area networks (WAN), intranets, extranets, and other data communications networks. They perform network modeling, analysis, and planning and may also design network and computer security measures. Computer network architects are also researchers and may recommend new hardware and software.

Computer support specialists provide technical assistance, support and advice to users within the hospital. They are a troubleshooter who finds problems and provides technical support for hardware, software and systems. They respond to questions from users and run automatic diagnostics programs to resolve problems. Some specialists install, modify, clean and repair computer hardware and software. Computer support specialists may write training manuals and train computer users on how to use new computer hardware and software.

Computer systems analysts develop, test, expand or modify computer systems to improve efficiency and do new things. When problems occur, they review information and performance indicators to locate problems and correct errors by fixing codes. They also work with health care administrators to make sure you all agree on the best ways to solve problems and provide new technology to staff.

Computer and information systems managers design, install and support a hospital’s computer systems. They are responsible for local area networks, wide-area networks, network segments and Internet and intranet systems. They maintain network hardware and software, analyze problems and monitor networks to ensure they are available to users. Computer and information systems managers plan, coordinate and implement network security measures and are responsible for maintaining network efficiency.

Health information managers handle patient records, a very important and confidential job. They play a part in the quality of a patient’s health care by organizing the medical data. They are also skilled in health care databases and database systems, as well as medical classification systems. HIMs have great knowledge of how financial information relates to clinical data, medical legal issues and security systems.

Information security analysts protect the security of the computer network. They plan, implement, upgrade, or monitor security of networks and confidential information. They ensure appropriate security controls are in place that will keep digital files and vital electronic files safe and respond to computer security breaches and viruses.

Medical librarians are information specialists who provide assistance in finding medical documents. Clinical trials, medical treatments or procedures, as well as other pertinent information that applies to the medical industry are common documents sought after by these librarians. Medical librarians are specialized in using databases and reference materials to conduct research for medical information. They can work in medical school libraries, corporations, non-profit organizations or government agencies. Medical librarians commonly have training in the sciences, health or medicine.

Coders are administrative workers in the health care industry who review patient medical care files and assign codes to each procedure for insurance billing purposes. Coders may earn professional certification from an accredited medical coding organization.

Medical records technicians and health information technicians compile, process, and maintain medical records of hospital and clinic patients in a manner consistent with medical, administrative, ethical, legal, and regulatory requirements of the health care system. They process, maintain, compile, and report patient information for health requirements and standards in a manner consistent with the health care industry’s numerical coding system.

Medical transcriptionists listen to voice recordings that physicians and other health care professionals make and convert them into written reports. They may also review and edit medical documents created using speech recognition technology. Transcriptionists interpret medical terminology and abbreviations in preparing patients’ medical histories, discharge summaries, and other documents.

Project managers direct the design and development of new application programs for specified projects. They modify and maintain existing applications to meet objectives. They also plan and analyze assigned projects, establish schedules and project parameters and set procedures.

Medical assistants perform administrative and certain clinical duties under the direction of a physician. Duties may include scheduling appointments, maintaining medical records, and billing and coding information for insurance purposes. Clinical duties may include taking and recording vital signs and medical histories, preparing patients for examinations and drawing blood.

Physician assistants provide health care services under a physician’s supervision. They perform tasks that are usually performed by doctors. They conduct physical exams and provide treatment, and counsel patients. Physician assistants may prescribe medications.

Biomedical engineers work in a relatively new area of health care, one that joins with engineering. They apply engineering principles to solve biological and medical problems. They might design machines like artificial organs, prostheses, instrumentation, medical information systems, and health management and care delivery systems.

Medical equipment preparers or sterile processing technicians organize and assemble surgical instrument trays and other sterilized supplies. They clean instruments, disinfecting and sterilizing them. They also examine equipment to find leaks, loose parts or other visible signs of wear. Medical equipment preparers may start equipment before it is used to make sure it is working properly, and maintain records of inventory and equipment use.

Medical equipment repairers test and calibrate equipment and keep records of maintenance, repair and required updates. They take equipment apart, repair and replace any defective parts, and put it back together. They also ensure that the medical equipment is being used properly and safely and may train health care providers on how to use the equipment.

Child life specialists are trained to provide care to children and adolescents who may be facing issues such as medical procedures or illness. They may work in hospitals, clinics, or doctor’s offices. These professionals are trained to identify children with needs and help address those needs through play or counseling. Child life specialists may also provide support to the families of children who are facing illness or injury and require medical care.

A clinical psychologist’s primary tasks are the assessment and treatment of mental health issues, including emotional or social disorders. A clinical psychologist’s job responsibilities may include development and supervision of mental health programs. Clinical psychologists can work in private practices, mental health organizations and hospitals with individuals, families, couples or groups of all ages.

Health care social workers provide individuals, families and groups with the support they need to cope with serious illnesses. They advise and support family care givers, provide patient education and counseling, and make referrals when needed. They may also provide care and manage treatment plans designed to promote health, prevent disease and address barriers to access to health care.

Mental health counselors work as primary mental health caregivers. They conduct mental health assessments, develop individualized treatment plans and lead therapy sessions. They may make treatment referrals as needed.

Psychiatrists are physicians who diagnose, analyze and treat mental health disorders.

Counselors provide all-around counseling and treatment. They work under the direction of a patient’s doctor as they provide counseling and treatment to those with mental health or substance abuse issues. They may work with people who have alcohol, tobacco, drug or other problems, such as gambling or eating disorders. Counselors may work with individuals, families or groups.

Clinical nurse specialists (CNSs) plan, direct and coordinate the daily patient care activities in a clinical practice. CNSs ensure adherence to clinical policies, protocols, regulations and standards.

Informatics nurse specialists explore how technology, computers and research influence the practice of nursing.

Licensed Practical Nurses (LPNs) provide care to sick, injured, recovering or disabled patients and may be supervised by a registered nurse. LPNs administer prescribed medications or start intravenous fluids, noting times and amounts on patients’ charts. They also observe patients, note changes in a patients conditions and take basic vital signs like blood pressure and temperature . Providing care also may include dressing wounds, treating bedsores, sterilizing equipment and supplies.

Nurse anesthetists prepare and administer anesthesia, monitor patient’s vital signs, and oversee patient recovery from anesthesia. CRNAs may assist anesthesiologists, surgeons, physicians or dentists.

Nurse midwives diagnose and coordinate all aspects of the birthing process. Midwives may work independently or as part of a health care team. Nurse midwives may provide preventive care to women.

Nurse practitioners diagnose and treat both sudden and long-term conditions. They may do physical exams, physical therapy or order tests and therapies for patients. NPs order, perform or interpret results of blood tests, EKGs and X-rays. They use these tools, along with patient symptoms and medical history to develop the right diagnosis.

Nursing assistants provide basic care to patients under the direction of a nurse. Nursing assistants help patients eat and bathe. Nursing assistants may dress, groom or move patients. They give medications or treatments and answer patient calls, apply clean dressings or bandages under the direction of a nurse or physician.

Instructors teach about nursing in classrooms and clinical settings. Nursing instructors lead, develop and organize teaching programs. They keep informed about developments in the field of nursing and may collaborate with other faculty to address teaching and research issues.

Psychiatric mental health nursing is a specialty within nursing. Psychiatric mental health registered nurses work with individuals, families, groups, and communities, assessing their mental health needs. The PMHN develops a nursing diagnosis and plan of care, implements the nursing process, and evaluates it for effectiveness.

Registered nurses (R.N.s) care for sick and injured patients. Registered nurses will assess patient health problems and needs, develop and implement nursing care plans, and maintain medical records. Registered nurses monitor and record patients’ conditions and report any changes to physicians. They maintain detailed reports, record vital signs, and order, interpret and evaluate tests to identify and assess patients’ conditions and work closely with patients and their families.

Academic pharmacists train future pharmacists and conduct research. They share pharmaceutical knowledge and information with other health care professionals and students. Academic pharmacists speak at industry events and contribute to science and education publications. They may have some direct contact with patients.

Clinical pharmacists practice in health care settings directly with health professionals and patients to ensure that the medications prescribed for patients contribute to the best possible health outcomes. They assess the status of the patient’s health problems and determine whether the prescribed medications are optimally meeting the patient’s needs and goals of care and consult with the patient’s physicians and other health care providers in selecting the medication therapy that best meets the patient’s needs and contributes effectively to the overall therapy goals. Clinical pharmacists also educate the patient on other important steps to improve or maintain health, such as exercise, diet, and preventive steps like immunization.

Medical science liaisons are involved with research and development, drug safety, regulatory affairs, and marketing and sales. They keep health care providers and researchers update on latest research, attend conferences, and present new product information to physicians.

Pharmacists are responsible for filling patients’ prescriptions with the correct medicines. They tell them about the medicines and how to use them. Pharmacists work with doctors on choosing the right medicines, making sure they will work with other medications taken by the patient and explaining side effects.

Pharmacy aides will receive, store and inventory pharmaceutical supplies or medications, check for outdated medications and notify the pharmacist when inventory levels are low. They may prepare prescription labels, answer customer calls and refer callers to the pharmacist. They may operate a cash register and accept prescriptions for filling.

Pharmacy managers help ensure customers get the medicine they need and that it is properly filled following the doctors orders. Typically, a pharmacy manager oversees one particular store, but there are positions in which they manage multiple locations. Along with ensuring their pharmacy complies with federal and state regulations, pharmacy managers must ensure staff communicate clearly, effectively, and positively with customers. It is up to the pharmacy manager to instruct and monitor employees to ensure they are professional and courteous in all interactions. They must train their staff to prioritize orders and deliver them within the allotted time frames. Teaching staff how to effectively deal with doctors and medical practitioners is essential as well.

Pharmacy technicians receive prescriptions or refill requests and make sure information is complete and accurate. They might measure, count out, label and record the amounts and doses of medicines, and also make sure drugs are stored and secured correctly.

Immunologists are physicians who study the functions and disorders of the immune system. Disorders include asthma, allergies, arthritis, lupus and Crohn’s disease. Career paths include direct patient care or research of diagnoses and treatment options.

Anesthesiologists are physicians who deliver pain-relieving medications during surgical procedures and monitor patients’ vital signs. In addition to working with patients in the operating room, anesthesiologists also provide pain relief services to people who suffer from chronic pain, during labor and delivery, and to patients in the intensive care unit. They work closely with surgeons and other physicians to formulate a treatment plan before, during and after a surgical procedure.

Dermatologists are physicians that specialize in the treatment and care of the skin. They diagnose and treat skin conditions related to the scalp, hair and nails.

Family and general practitioners are often called primary care physicians. They diagnose, treat and help prevent disease and injuries. Family practitioners may refer patients to doctors who are experts in certain diseases, called specialists, when further treatment is needed.

Hospitalists provide inpatient care in settings such as medical wards, acute care units, intensive care units, rehabilitation centers or emergency rooms. They manage and coordinate patient care throughout treatment.

Internists are physicians who diagnose and provide non-surgical treatment of disease and injuries of internal organ systems. They provide care mainly for adults who have a wide range of problems associated with the internal organs.

An OB/GYN, or obstetrician and gynecologist, is a type of doctor that specializes in treating female patients. OB/GYNs can act as a woman’s primary doctor, but they also specialize in care related to pregnancies and the reproductive system. OB/GYNs also identify, treat and monitor ailments related to the female anatomy, including breast cancer, cervical cancer, pelvic disorders, urinary tract infections and hormonal disorders.

Ophthalmologists are physicians who specialize in treating and diagnosing ailments of the eye.

Pediatricians diagnose, treat and help prevent children’s diseases and injuries. When children become sick, you diagnose the child and may recommend a treatment plan. Many pediatricians first visit a newborn after he or she is born.

Physiatrists are medical doctors (M.D.) or doctors of osteopathy (D.O.), certified as a specialist in physical and rehabilitation medicine. Physiatrists are certified by the American Board of Physical Medicine and Rehabilitation.

Podiatrists are doctors who specialize in treatment of the feet and ankles. They work with patients to prevent injuries and diagnose and heal existing injuries. Podiatry involves taking x-rays, setting fractures and treating other injuries, as well as prescribing physical therapy and medication.

Sports medicine physicians prescribe treatments for professional and amateur athletes who have become injured. These doctors may work in hospitals and clinics, or with high school, collegiate or professional sports organizations. Specialized training in a sports medicine fellowship program is required.

Surgeons are physicians who treat diseases and injuries by performing surgery. Some surgeries are invasive, and others are minimally-invasive or non-invasive. They examine patients to get information on medical history and surgical risk. They operate on patients to repair injuries, prevent and treat diseases or restore patient’s abilities.

Urologists diagnose, treat and help prevent benign and malignant medical and surgical disorders of the genitourinary system and the renal glands.

Cooks prepare and cook large quantities of food for institutions, such as schools, hospitals, or cafeterias.

First-line supervisors of food preparation and serving workers directly supervise and coordinate activities of workers engaged in preparing and serving food.

Housekeeping and janitorial supervisors directly supervise and coordinate work activities of cleaning personnel in hotels, hospitals, offices, and other establishments.

Food service managers are responsible for managing the operations of all food service activities. Food service managers must perform many job duties, including duties related to customer service, administration and management.

Hospital housekeepers are responsible for sustaining a sterile environment by routinely clean patient rooms, nursing units, surgical areas, administrative offices, laboratory areas, waiting areas and public restrooms, as well as launder all hospital linen. Using various cleaning chemicals and disinfectants, housekeepers wipe equipment, clean furniture, polish floors and vacuum carpets. They make beds, empty trash and restock medical supplies. Housekeepers also collect dirty laundry from all patient areas and distribute the clean linen and hospital gowns back to the appropriate floors.

Janitors keep buildings in clean and orderly condition. They perform heavy cleaning duties, such as cleaning floors, shampooing rugs, washing walls and glass, and removing rubbish. They may repair furnace and boiler, perform routine maintenance activities, notifying management of need for repairs, and cleaning snow or debris from sidewalk.

A cardiovascular technologist assists with the diagnosis and treatment of heart issues. They conduct tests on pulmonary or cardiovascular systems of patients for diagnostic purposes. They may conduct or assist in electrocardiograms, cardiac catheterizations, pulmonary functions, lung capacity, and similar tests.

Medical dosimetrists use training in anatomy, physics and radiobiology to calculate effective radiologic treatment doses for cancer patients, while minimizing side effects.

Electroencephalogram (EEG) technicians, also known as electroneurodiagnostic (END) or neurodiagnostic technicians, are individuals who use specialized machines to monitor the electrical activity of a patient’s brain in order to observe and diagnose irregularities such as strokes, epilepsy and multiple sclerosis.

Perfusionists assemble, operate and monitor equipment that keeps oxygen-rich blood pumping through the circulatory system. When cardiac surgeons perform open-heart surgery, they rely on a perfusionist to operate machinery that continues to pump oxygenated blood through the patient.

A sterile processing technician operates and maintains steam autoclaves, keeping records of loads completed, items in loads and maintenance procedures performed. They clean instruments to prepare them for sterilization, record sterilizer test results, organize and assemble routine or specialty surgical instrument trays or other sterilized supplies, filing special requests as needed. They also examine equipment to detect leaks, worn or loose parts or other indications of disrepair.

Surgical technologists assist surgeons, anesthesiologists, registered nurses (R.N.s) and other surgical personnel with surgical procedures. They help ensure patient and operating room safety, as well as the functionality and sanitation of surgical equipment.

Athletic trainers help prevent injuries among athletes and help them recover from injuries. They are health care professionals that diagnose and treat injuries caused by stress to the musculoskeletal system. They are also trained to teach injury prevention methods to people who work in jobs that have a high demand of physical activity.

Audiologists have studied the science of hearing. They study, diagnose and treat hearing loss and balance disorders. They identify hearing problems and help people improve their hearing. Audiologists conduct ear exams, train clients in speech and lip reading, and teach people how to use hearing aids or other devices.

Music therapists are clinicians who treat medical conditions using various forms and genres of music to bring about health benefits. Music therapy may involve both playing and listening to music. Music therapists plan activities like song writing, music improvisation and receptive music listening.

Occupational therapists (OTs) use practical movement and exercise to rehabilitate patients with disabilities or injuries. Therapists may also design work or home environments to suit an individual’s needs, thereby enabling them to succeed in daily care activities and in the workplace.

Occupational therapy assistants assist occupational therapists in treating patients. They help patients improve their lives and perform daily tasks. They could help a person learn how to move from a bed to a wheelchair or help an injured worker re-learn how he can perform his job. OT assistants also make sure exercises are done correctly and provide assistance.

Orthotists and prosthetists make and fit devices that help people move. A certified prosthetists makes and fits devices that replace the arms or legs of patients who lost them through injury or disease. A certified orthotists designs and fits braces like surgical supports and corrective shoes. Both may use computers to create the devices and tools, like hammers, drills and saws, to manufacture prosthetics.

Physical therapist assistants assist the physical therapist in treating patients. They may help them exercise, apply hot or cold packs, or perform special ultrasound or electrical treatments. They may help patients increase their strength and assist in developing treatment plans or keep track of the patient’s progress.

Physical therapists assess patients and create plans to help them improve their movement, relieve pain and increase strength. They evaluate the effects of treatment and adjust to maximize the benefits. Physical therapists also test the patient’s strength, motor skills and functions, sensory perceptions, respiratory or circulatory efficiency and show patients how to perform the prescribed exercises and review progress. Physical therapists help decrease or prevent problems due to disease or injury.

Recreational therapists work with people who have physical, social or emotional disabilities. They help people by providing treatments and recreation activities to people who are ill or disabled. This helps them improve or maintain their physical, mental and emotional well-being. It also helps reduce depression, stress and anxiety.

Rehabilitation Counselors help disabled people who may have physical, mental or social disabilities. The goal is to help them get back to satisfying and productive lives. They might counsel patients about job training and help them find a job. They also may counsel them in adjusting to their new work environment.

Respiratory therapists work under a physician’s supervision to take care of patients with lung problems. The patients might have chronic asthma or have suffered a heart attack, stroke or other disease or illness.

Respiratory therapy technicians assist respiratory therapists with monitoring patients and performing diagnostic tests.

Speech pathologists assess, diagnose and treat disorders related to speech, fluency, language, cognitive-communication and voice. They work with people who have trouble producing speech sounds or who have speech rhythm and fluency problems, such as stuttering. The speech problems that they treat can be congenital, developmental or acquired due to a health problem or disorder.