What Is Needed to Control Secretion of Melatonin from the Pineal

question 35

Multiple Choice

What is needed to control secretion of melatonin from the pineal gland?

• A)sympathetic stimulation from the suprachiasmatic nucleus of the hypothalamus
• B)activation of melanopsin from ganglion cells of the retina
• C)sunlight or lack of sunlight
• D)All apply.

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