Which of These Statements Does NOT Correctly Describe Urea

question 12

Multiple Choice

Which of these statements does NOT correctly describe urea?

• A)It is a waste product resulting from the breakdown of protein.
• B)It is 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) Recycling between the late portion of the collecting tubule and the long loops of Henle contributes to medullary hypotonicity.
• D) Only half the filtered urea is eliminated from the plasma.

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Definitions:

Content Validity

Refers to the extent to which a test measures all aspects of the content it's intended to cover.

Concurrent Validity

The extent to which test scores correlate with scores of an established test of the same construct administered at the same time.

Internal Consistency

The extent to which different test items that propose to measure the same general construct obtain similar scores.

Odd-even Reliability

A measure of internal consistency reliability, where a test is split into odd and even items and the scores are correlated.