The reabsorption of Na+ in the proximal tubule creates an osmotic gradient for the diffusion of ________ to occur.

A. Cl-
B. K+
C. H2O
D. All of the choices are correct.


Answer: C

Anatomy & Physiology

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A. Duchenne muscular dystrophy B. Tetanus C. Botulism D. Myasthenia gravis E. Poisoning by curare

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All of the following are infrahyoid muscles EXCEPT the ________

A) sternohyoid B) omohyoid C) digastrics D) sternothyroid

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Sex hormones are produced only by the gonads.

Answer the following statement true (T) or false (F)

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Norepinephrine is a neurotransmitter used by the

A. sympathetic nervous system. B. parasympathetic nervous system. C. both parasympathetic and sympathetic nervous systems.

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