Zoology - Excretory Products and their Elimination Question with Solution | TestHub

ZoologyExcretory Products and their EliminationHuman Excretory SystemMedium2 minPYQ_2026
ZoologyMediumsingle choice

The JGA (Juxta Glomerular Apparatus) is a special sensitive region formed by cellular modifications in ____________ related to the same nephron.NEET 2026 (Cancelled)

Options:

Answer:
D
Solution:

The Juxta Glomerular Apparatus (JGA) is a special sensitive region formed by cellular modifications in the distal convoluted tubule (DCT) and the afferent arteriole at the location of their contact.

The cells of the DCT at this region become modified to form the macula densa, while the smooth muscle cells of the afferent arteriole are modified to form juxtaglomerular (JG) cells, which secrete renin.

Answer: Distal convoluted tubule and afferent renal arteriole

Stream:NEETSubject:ZoologyTopic:Excretory Products and their EliminationSubtopic:Human Excretory System
⏱ 2mℹ️ Source: PYQ_2026

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