In the Thick Segment of the Ascending Limb of the Nephron

question 22

Multiple Choice

In the thick segment of the ascending limb of the nephron loop,K⁺ reenters the cell from the interstitial fluid via the _________.K⁺ is then secreted into the tubular fluid.

• A) Na⁺-K⁺ pump
• B) countercurrent multiplier
• C) countercurrent exchange
• D) vasa recta
• E) juxtaglomerular apparatus

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