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 35-year-old woman complains of drooping eyelids, weakness in her limbs, and poor physical endurance. What is a likely cause of her symptoms?
A. Duchenne muscular dystrophy B. Tetanus C. Botulism D. Myasthenia gravis E. Poisoning by curare
Anatomy & Physiology
All of the following are infrahyoid muscles EXCEPT the ________
A) sternohyoid B) omohyoid C) digastrics D) sternothyroid
Anatomy & Physiology
Norepinephrine is a neurotransmitter used by the
A. sympathetic nervous system. B. parasympathetic nervous system. C. both parasympathetic and sympathetic nervous systems.
Anatomy & Physiology
Sex hormones are produced only by the gonads.
Answer the following statement true (T) or false (F)
Anatomy & Physiology