In the kidneys, reabsorption specifically refers to which process?
Understand the Problem
The question is asking specifically about the reabsorption process in the kidneys and which of the provided options accurately describes that process.
Answer
Reabsorption is the process that moves water and solutes from the filtrate back into the bloodstream.
Tubular reabsorption in the kidneys is the movement of water and solutes out of the filtrate back into the bloodstream.
Answer for screen readers
Tubular reabsorption in the kidneys is the movement of water and solutes out of the filtrate back into the bloodstream.
More Information
Tubular reabsorption is essential for reclaiming vital nutrients, water, and ions from the filtrate, which if not reabsorbed would be lost in the urine.
Tips
A common mistake is confusing reabsorption with secretion, which is the process of moving additional substances into the filtrate for excretion.
Sources
- Tubular reabsorption article - Khan Academy - khanacademy.org
- Processes of the Kidneys - mcb.berkeley.edu
- Reabsorption - Wikipedia - en.wikipedia.org
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