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.

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.

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.