NEET Zoology Human Excretory System MCQ Question
Figure shows human urinary system with structures labelled A to D. Select option which correctly identifies them and gives their characteristics and/or functions:
C⁻Cortex-outer part of kidney and do not contain any part of nephrons.
A⁻Renal artery-contain least amount of urea.
B⁻Medulla-inner zone of kidney and contains complete nephrons.
D⁻Adrenal gland - Secrete catecholamines which stimulate glycogen breakdown.
Correct Answer
Detailed Explanation
The renal artery carries blood to the kidneys and contains the least amount of urea compared to the renal vein, which carries filtered blood away.
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