Urea Is

question 65

Multiple Choice

Urea is

• A)a waste product resulting from the breakdown of protein
• B)passively reabsorbed at the end of the proximal tubule down a urea concentration gradient created by the osmotic-induced reabsorption of water from the proximal tubule
• C)recycled between the late portion of the collecting tubule and the long loops of Henle and this contributes to medullary hypertonicity
• D)found in the blood, filtrate, and urine
• E)all of the above

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