The Cells Lining the Proximal Convoluted Tubule

question 80

Multiple Choice

The cells lining the proximal convoluted tubule

• A) are closely associated with unusual smooth muscle fibers.
• B) reabsorb water and reabsorb or secrete sodium, potassium, hydrogen, and bicarbonate ions.
• C) are not permeable to water and solutes.
• D) are unusually tall, and their nuclei are clustered together.
• E) reabsorb organic nutrients, plasma proteins, and ions from the tubular fluid.

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