Final answer:
The correct term for the patient care instructions given by a physician to healthcare providers is 'Physician's orders'. These directives cover various aspects of a patient's medical treatment and are essential for consistent and safe patient care.
Step-by-step explanation:
The term used to reference the patient care instructions that physicians give to other healthcare providers is c. Physician's orders. These are the directives that a physician provides to nurses and other members of the healthcare team concerning the management of a patient's medical treatment. Physician's orders can include medication dosages, administration times, tests to be ordered, diets, and therapies. These orders are critical to ensuring consistent and safe patient care and are typically recorded in a patient's electronic health record or on a medical chart.