Multiple choice

Which functionally unrelated gland sits atop each kidney?

  1. Adrenal

  2. Pituitary

  3. Thyroid

  4. Something else
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A Correct answer
Explanation

An adrenal (or suprarenal) gland sits on top of each kidney. Although anatomically situated on the kidneys, these glands are functionally unrelated to excretion and belong to the endocrine system.

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