Damage to the pectoralis major would interfere with a person's ability to:
A) elevate the scapula. B) extend the forearm.
C) adduct the arm at the shoulder. D) abduct the arm at the shoulder.
Answer: C
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________ is an inflammation of the stomach and small intestine.
A. Gastroenteritis B. Peritonitis C. Irritable bowel syndrome D. Crohn's disease
Which of the following choices places the components of a homeostatic control system in proper order?
?A. Effector, control center, stimulus, receptor ?B. Stimulus, receptor, control center, effector ?C. Receptor, effector, control center, stimulus ?D. Stimulus, control center, effector, receptor ?E. Receptor, control center, stimulus, effector
When the surrounding temperature is low, heat is lost from the body by means of
a. radiation. b. conduction/convection. c. nonshivering thermogenesis. d. both radiation and conduction/convection are correct. e. all of these answers.
The nodes of Ranvier are _______.
A) locations on the axon where the myelin sheath is very heavy B) locations on the axon where the myelin sheath is absent C) a type of glial cell D) trigger zones of an axon