What is the primary function of the Bowman's capsule in the human kidney?

A) To reabsorb essential nutrients from the filtrate.

B) To filter blood plasma, forming a filtrate.

C) To secrete hormones that regulate blood pressure.

D) To regulate the pH balance of the blood.

Explanation

The Bowman's capsule is the initial part of the nephron in the kidney where blood is filtered under pressure, allowing water and small solutes to pass through, forming the glomerular filtrate.

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