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Which of the following word best describes the function of the urinary bladder?

A.

Storage

B.

Filtration

C.

Reabsorption

D.

Buffering of H+

Answer and Explanation

The Correct Answer is A

A. Storage: The urinary bladder’s primary function is to store urine until it is excreted during urination.

B. Filtration: Filtration occurs in the glomeruli of the kidneys, not in the bladder.

C. Reabsorption: Reabsorption happens in the renal tubules after filtration in the kidneys.

D. Buffering of H+: Buffering of hydrogen ions occurs in the kidneys and blood, not in the bladder.


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Related Questions

Correct Answer is A

Explanation

A. Urinary tract infection: UTIs often cause urine to appear cloudy, dark, and malodorous due to the presence of bacteria, white blood cells, and inflammatory byproducts.

B. Urinary incontinence: Incontinence refers to loss of bladder control, not urine composition.

C. Urinary retention: Retention means incomplete bladder emptying; while it can lead to infection, it doesn’t directly cause cloudy, smelly urine unless infection is present.

D. Urinary frequency: This is a symptom of a urinary disorder but does not change the appearance or smell of the urine by itself.

Correct Answer is B

Explanation

A. Aldosterone: Aldosterone is secreted by the adrenal glands, and it regulates sodium and water balance, not in response to low oxygen.

B. Erythropoietin: The kidneys secrete erythropoietin in response to hypoxia to stimulate the production of red blood cells in the bone marrow.

C. Converting enzyme: Refers to angiotensin-converting enzyme (ACE), which is found in the lungs and converts angiotensin I to II—not secreted by kidneys in response to hypoxia.

D. Renin: Renin is secreted by the kidneys in response to low blood pressure or sodium, not oxygen deficiency.

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