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The 24 hour (diurnal) rhythm of our body such as the sleep-wake cycle is regulated by the hormone:
Options
(a) calcitonin
(b) prolactin
(c) adrenaline
(d) melatonin
Correct Answer:
melatonin
Explanation:
Melatonin is a hormone that regulates the 24 hour rhythm of our body such as the sleep-wake cycle etc. Melatonin is produced by pineal gland in the brain, which is responsible for operation and regulation of the biological clock in mammals.
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Palynology is study of
- Erythropoesis may be stimulated by the deficiency of
- In a population of species, in some plants the style is shorter. But in some
- Male and female cockroaches can be distinguished externally through
- In a plant organ,which is converted by periderm and in which the stomata are absent
Question Type: Memory (964)
Difficulty Level: Easy (1008)
Topics: Locomotion and Neural Control (33)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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