What is the primary regulatory mechanism that maintains glomerular filtration rate (GFR)?

a) renin-angiotensin system
b) autoregulation
c) autonomic regulation
d) natriuretic peptides


Answer: b) autoregulation

Anatomy & Physiology

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The enzyme ________ unzips and unwinds the DNA molecule.

DNA polymerase helicase primase DNA ligase unzipase

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When the renal tubules secrete hydrogen ions into the tubular fluid, they ________ at the same time.

A. reabsorb sodium B. reabsorb potassium C. secrete sodium D. secrete potassium E. secrete chloride

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"Mad cow disease" (variant Creutzfeldt-Jakob disease) is caused by a

A.  fungus. B.  protozoan. C.  prion. D.  virus. E.  bacterium.

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Sperm must travel to the distal end of the uterine tube to encounter the egg before it dies

Indicate whether the statement is true or false

Anatomy & Physiology