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Pineal gland



Pineal gland location

Which is

The Pineal Gland, also known as the neural epiphysis, is a small sized endocrine gland located in the upper third of the brain ventricle, ie in the central part of the human brain.

Function

Secreting melatonin, the hormone responsible for regulating body rhythms (circadian cycles), biological clock and sleep.

Main Features:

- Has a reddish gray structure;

- It is the size of a pea grain;

- It originates from neuroectodermal cells;

- It has the surface covered by a pial capsule.

Operation

During the darkness of night and sleep, the pineal gland works harder, producing more melatonin. In daylight, a smaller amount of this hormone is produced.

Did you know?

- The pineal gland produces more melatonin in children than in adults. Therefore, children generally need more sleep than adults.

- The word pineal comes from the Greek term pinealis which means “pine cone shaped”.