Because of the Countercurrent Multiplier System in the Loop of Henle

question 51

Multiple Choice

Because of the countercurrent multiplier system in the loop of Henle and the proximity to it of the medullary collecting ducts,

• A)Hyperosmotic urine is generated by active salt reabsorption through membranes that are relatively impermeable to water and the diffusion of water through membranes responsive to vasopressin
• B)Hypoosmotic urine is generated by active salt reabsorption through membranes impermeable to water and the diffusion of water through membranes responsive to vasopressin
• C)Hyperosmotic urine is generated by active salt secretion into the loop of Henle and into the medullary collecting ducts
• D)Hypoosmotic urine is generated by active salt secretion into the loop of Henle and into the medullary collecting ducts
• E)The body must excrete a dilute urine

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Definitions:

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The efficient and smooth process of operations and tasks in an organizational or project setting.

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