Zoology-Endocrine Glands
NEET Zoology Endocrine Glands MCQ Question
Type: MCQ-diagram based-Easy-Class 11
Consider a diagram of the human endocrine system showing various glands. Which gland is responsible for regulating the diurnal rhythms of the body?
A
Pineal gland
B
Pituitary gland
C
Adrenal gland
D
Thyroid gland
Correct Answer
Option A
Detailed Explanation
The pineal gland secretes melatonin, which plays a very important role in the regulation of 24-hour (diurnal) rhythms of our body, including sleep and wakefulness.
Found an issue with this question?