Sympathetic innervation of the heart arises from the ________ segments of the spinal cord
A. T1-T5
B. T3-T8
C. T5-T10
D. T6-T11
E. T11-L2
A
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________ is characterized by soft and weak bones that are prone to spontaneous fractures and may lead to the formation of kidney stones.
A. Cushing syndrome B. Hyperthyroidism C. Addison disease D. Hyperparathyroidism E. Hypoparathyroidism
Contractions of the papillary muscles
A) close the atrioventricular valves. B) close the semilunar valves. C) eject blood from the ventricles. D) prevent the atrioventricular valves from reversing into the atria. E) eject blood from the atria into the ventricles.
The bony structure of the orbit is composed of which of the following?
A) ethmoid, sphenoid, frontal, lacrimal, maxilla, zygomatic, and palatine B) zygomatic, nasal, frontal, sphenoid, palatine, lacrimal, and temporal C) maxilla, zygomatic, lacrimal, and palatine only D) zygomatic, nasal, frontal, and sphenoid only E) None of the answers are correct.
The stratum ________ is found only in thick skin, such as the skin covering the palms and soles.
Fill in the blank(s) with the appropriate word(s).