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Which of the posterior pituitary hormones causes the kidneys to decrease its excretion of urine?

A.

ADH

B.

Oxytocin

C.

ACTH

D.

FSH

Answer and Explanation

The Correct Answer is A

A. ADH: Antidiuretic hormone promotes water reabsorption in the kidneys, reducing urine output.

B. Oxytocin: Stimulates uterine contractions and milk ejection; not related to urine regulation.

C. ACTH: Secreted by anterior pituitary; stimulates adrenal cortex, not kidneys.

D. FSH: Stimulates follicles in the ovaries; no effect on kidney function.


 


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Related Questions

Correct Answer is D

Explanation

A. Cystitis: Cystitis is bladder inflammation and is not related to erythropoietin.

B. Oliguria: Oliguria (low urine output) is a sign of kidney dysfunction but not specifically caused by low erythropoietin.

C. Albuminuria: Albuminuria refers to protein in urine, typically due to kidney damage, not erythropoietin deficiency.

D. Anemia: Erythropoietin is a hormone that stimulates red blood cell production. A deficiency results in anemia.

Correct Answer is B

Explanation

A. Over secretion of ACTH: ACTH stimulates cortisol release, not related to ADH.

B. Polyuria: Without ADH, kidneys cannot reabsorb water, leading to excessive urination.

C. Tetany: Tetany results from low calcium, not ADH deficiency.

D. Cushing syndrome: Caused by excess cortisol, not related to ADH.

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