All of the Following Are True About the Pineal Gland

question 20

Multiple Choice

All of the following are true about the pineal gland EXCEPT it

• A) is also called epiphysis cerebri
• B) secretes the hormone melatonin
• C) has a regulatory role in sexual and reproductive development
• D) extends inferiorly from the hypothalamus of the brain
• E) involves the organization and regulation of physiologic processes that follow a daily pattern

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Definitions:

Pupil

Opening in the center of the iris of the vertebrate eye.

Retina

The light-sensitive layer of tissue at the back of the inner eye, which converts light images into electrical signals sent to the brain.

Lens

An optical device capable of converging or diverging light, or a transparent structure in the eye which focuses light onto the retina to facilitate vision.

Chemoreceptor

Sensory receptor that is sensitive to chemical stimulation—for example, receptors for taste and smell.