EMBRYOLOGY
ENDOCRINE GLANDS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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This substance plays a role in regulating circadian rhythms (sleep patterns), and is produced by the pineal body.
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Benadryl
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Melatonin
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Melanin
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Ambien
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Explanation:
Detailed explanation-1: -Melatonin is the only known hormone synthesized by the pineal gland and is released in response to darkness hence the name, “hormone of darkness” [10]. Melatonin provides a circadian and seasonal signal to the organisms in vertebrates.
Detailed explanation-2: -Melatonin itself is used as a therapy for certain sleep disorders related to circadian rhythm abnormalities such as delayed sleep phase syndrome, non-24h sleep wake disorder and jet lag.
Detailed explanation-3: -The production and release of melatonin from the pineal gland occurs with a clear daily (circadian) rhythm, with peak levels occurring at night.
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