The Harrison Narcotics Tax Act was implemented in:

Heparin sodium and warfarin sodium prevent blood clotting; therefore, they are examples of:

A) anticoagulants B) antihypertensives C) analgesics D) antiarrhythmics

A(n) ____ is a medically necessary restriction of the patient's freedom so that he cannot harm himself or others.

A. medical restraint B. physical restraint C. injection of medication D. neurological restraint