The ____ secure(s) the chordate tendineae (heart strings) that open the two leaflets of the mitral valve.
A. pulmonary muscles
B. inferior muscle bundle
C. papillary muscles
D. mitral muscles
Answer: C
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Sympathetic innervation of the adrenal glands causes release of the hormone:
a. Adrenalin (epinephrine) b. Acetylcholine
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Three ester drugs, benzocaine, butamben, and tetracaineare formulated together in ________ topical anesthetic
Fill in the blank(s) with correct word
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