Multiple choice

High salt concentration in the blood is detected by the

  1. medulla oblongata

  2. glomerulus

  3. hypothalamus

  4. distal convoluted tubule
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The hypothalamus contains osmoreceptors that detect blood osmolarity (salt concentration). When blood is too concentrated, the hypothalamus triggers ADH release and thirst. The medulla regulates vital autonomic functions, glomerulus filters blood, and DCT reabsorbs water.

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