What is the structural functional unit of the human kidney responsible for filtration and reabsorption?
Answer and explanation
Correct answer: D. Nephron
- Step 1: Each human kidney contains approximately one million microscopic functional units that process blood plasma to form urine through glomerular filtration, tubular reabsorption, and tubular secretion.
- Step 2: Each of these microscopic units is known as a nephron, consisting of a renal corpuscle (Bowman's capsule and glomerulus) and an associated renal tubule.
Answer
Nephron.
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