Blood in the pulmonary veins returns to the

A. right atrium.
B. left ventricle.
C. right ventricle.
D. coronary sinus.
E. left atrium.


Answer: E

Anatomy & Physiology

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The neurotransmitter(s) associated with autonomic ganglia is (are) ________

A) norepinephrine (NE) B) dopamine C) acetylcholine (ACh) D) acetylcholine (ACh) and norepinephrine (NE) E) dopamine and norepinephrine (NE)

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Structure G is the

A) retina. B) sclera. C) choroid. D) ciliary body. E) cornea.

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The effect of a neurotransmitter on the muscle cell membrane is to modify its ion permeability properties temporarily

Indicate whether the statement is true or false

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