STD 11 - 19. Chemical coordination and integration — BIOLOGY STD 11 Science — Question
Gujarat BoardEnglish MediumSTD 11 ScienceBIOLOGYSTD 11 - 19. Chemical coordination and integration1 Mark
MCQ
$ANF'$ is a hormone, which
A
Is secreted when $BP$ is increased
B
Decreases $BP$
C
Cause vasodilation
✓
All of the above
✓
Answer
Correct option: D.
All of the above
d The atrial wall of our heart secretes a very important peptide hormone called Atrial Natriuretic Factor ($ANF$), which is peptide in nature. $ANF$ decreases blood pressure. When blood pressure is increased, $ANF$ is secreted which causes dilation of the blood vessels. This reduces the blood pressure
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