Patients who are non–weight bearing on their right lower extremity and ambulate with axillary crutches advance what FIRST to descend stairs?

Which of the following is an example of the protein hormone?

a. Thyroxine (T4) b. Aldosterone c. Testosterone d. Insulin

An employee who is considered to be acting on the physician's behalf while performing professional tasks is ____. 

A. respondeat superior B. subpoena duces tecum C. malfeasance D. res ipsa loquitur E. subpoena testificandum