Job Description: 1  1) Performs any combination of following duties in care of patients in hospital, nursing home, or other medical facility, under direction of nursing and medical staff: Answers signal lights, bells, or intercom system to determine patients' needs.2  2) Bathes, dresses, and undresses patients.ob Description: 1  1) Performs any combination of following duties in care of patients in hospital, nursing home, or other medical facility, under direction of nursing and medical staff: Answers signal lights, bells, or intercom system to determine patients' needs.