Answered

Where are creatinine, ammonium ions, small amounts of urea, and drugs such as penicillin typically secreted?

A. Distal tubule
B. Ascending limb of the nephron loop (loop of Henle)
C. Collecting duct
D. Proximal tubule



Answer :

GinnyAnswer

Final answer:

Substances like potassium and hydrogen ions are secreted in the proximal tubule of the nephron.


Explanation:

Secretion occurs in the proximal tubule section of the nephron and is responsible for the transport of certain molecules out of the blood and into the urine. Substances such as potassium ions, hydrogen ions, and xenobiotics are secreted through active transport mechanisms.


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