All fibers of the pectoralis major muscle converge on the lateral edge of the__________.
A. intertubercular sulcus
B. greater tuberosity
C. radial tuberosity
D. deltoid tuberosity
Answer: A. intertubercular sulcus
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Which is defined as the amount of air that remains in the lungs after a maximum exhalation?
A) minimal volume B) inspiratory reserve volume C) vital capacity D) expiratory reserve volume E) residual volume
Which of the following statements concerning the terminal ganglia is correct?
a. long parasympathetic preganglionic fibers end on the terminal ganglia, which lie in or near the effector organ. b. terminal ganglia give rise to sympathetic postganglionic fibers. c. terminal ganglia are the final common pathway for the autonomic nervous system. d. the terminal ganglia contain muscarinic receptors. e. terminal ganglia lie in a chain located along either side of the spinal cord.
"Somatosensory" does not refer to sensory signals from ________.
A. joints B. the skin C. the viscera D. bones and muscles E. proprioceptors
Intrapulmonary shunting is defined as:
A) the return of unoxygenated blood to the left side of the heart. B) a decrease in the surface area of the alveoli caused by damage. C) a condition in which too much carbon dioxide is eliminated. D) failure of blood to bypass an obstruction in a pulmonary artery.