When the pH of extracellular fluids is aciditic, how will the kidneys respond?

a. They will retain H+
b. They will excrete H+ into the urine.
c. The kidneys have no role in H+ regulation.
d. They will excrete more HCO3- into the urine


b. They will excrete H+ into the urine.

Health Professions

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Dobutamine is useful in congestive heart failure because:

a. It causes less increase in heart rate than other sympathomimetics b. It is less expensive than dopamine c. It may be given as a single-dose bolus d. Other medications are ineffective at increasing cardiac contractility

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ADH circulates through the bloodstream and targets the kidneys

Indicate whether the statement is true or false

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