The Pineal Gland and Melatonin Quiz
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Questions and Answers

The Pineal gland is known as the 'Hormone of darkness'

melatonin

The pineal gland represents a kind of atrophied ______

photoreceptor

The primary function of the pinealocytes is the secretion of the hormone ______

melatonin

In humans, the suprachiasmatic nucleus of the hypothalamus communicates the message of darkness to the ______

<p>pinealocytes</p> Signup and view all the answers

Research has also shown the decline in the number of pinealocytes by way of ______ as the age of the organism increases

<p>apoptosis</p> Signup and view all the answers

Melatonin is secreted in ______ in both day-active and night-active

<p>darkness</p> Signup and view all the answers

The pineal gland consists mainly of ______

<p>pinealocytes</p> Signup and view all the answers

The pineal gland is linked to a light-sensing organ, known as the parietal eye, which is also called the pineal eye or third ______

<p>eye</p> Signup and view all the answers

The pineal gland may be mistaken for a ______

<p>neoplasm</p> Signup and view all the answers

The pinealocytes are derived from ______ cells

<p>photoreceptor</p> Signup and view all the answers

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