Which of the following systems is not a body system?
a. The endocrine system
b. The thoracic system
c. The skeletal system
d. The respiratory system
Question 2
A man lying in the prone position is:
a. sitting with his legs slightly bent.
b. lying face down on his stomach.
c. lying face up on his back.
d. lying on his back with his legs elevated higher than his head.