alleryA fall in glomerular filtration rate makes the JG cells release:
ARenin
BPepsin
CTrypsin
DAmylase
Answer & Solution
Correct answer: A. Renin
1. The juxta glomerular apparatus senses the drop.
2. A fall in GFR can activate the JG cells to release renin.
3. Renin stimulates glomerular blood flow and restores the GFR.
_Source: syllabus Biology, Ch 19 'Excretory Products and their Elimination'_
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