Sympathetic nerves
A) provoke feelings of sympathy.
B) allow us to relax, rest, and recover.
C) are bundles of postganglionic fibers that innervate organs within the thoracic cavity.
D) control swallowing.
E) stimulate gastric secretion.
Answer: C
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During bone formation, calcium phosphate and calcium hydroxide interact to form crystals of ________, which serve to harden the matrix.
Fill in the blank(s) with the appropriate word(s).
The muscular layer of a blood vessel is the
A) tunica intima. B) tunica externa. C) tunica media. D) tunica interna. E) tunica adventitia.
Urine passes from the renal papilla into a
A. major calyx, then to a minor calyx, then to a ureter. B. minor calyx, then to a major calyx, then to the renal pelvis. C. ureter, then to a minor calyx, then to a major calyx. D. renal pelvis, then to a major calyx, then to a ureter. E. collecting duct, then to a minor calyx, then to a major calyx.
Lungs do NOT have skeletal muscle, but it does have some smooth muscle in bronchioles --> no muscles present otherwise
a. true b. false