Pineal gland

Glandula pinealis

A small, pine cone-shaped gland located posterior to the third ventricle at the epithalamus, between the two superior colliculi. It receives sympathetic innervation via the superior cervical ganglion. Pinealocytes produce melatonin from serotonin in response to darkness signals from the retina.

Tür Gland
Vücut Sistemi Endocrine
Vücut Bölgesi Brain
Latince Adı Glandula pinealis
FMA ID 62033

İşlev

Produces melatonin, which regulates circadian rhythms (sleep-wake cycles) and seasonal biological rhythms. Melatonin production increases in darkness and decreases with light exposure.

Klinik Önemi

Pineal tumors can cause obstructive hydrocephalus due to compression of the cerebral aqueduct. Pineal calcification is a normal finding on CT scans and can serve as a midline marker. Disrupted melatonin production affects sleep disorders and jet lag.

Sıkça Sorulan Sorular

What is the Pineal gland?
A small, pine cone-shaped gland located posterior to the third ventricle at the epithalamus, between the two superior colliculi. It receives sympathetic innervation via the superior cervical ganglion. Pinealocytes produce melatonin from serotonin in response to darkness signals from the retina.
What is the function of the Pineal gland?
Produces melatonin, which regulates circadian rhythms (sleep-wake cycles) and seasonal biological rhythms. Melatonin production increases in darkness and decreases with light exposure.
What body system is the Pineal gland part of?
The Pineal gland is part of the Endocrine.
What conditions affect the Pineal gland?
Pineal tumors can cause obstructive hydrocephalus due to compression of the cerebral aqueduct. Pineal calcification is a normal finding on CT scans and can serve as a midline marker. Disrupted melatonin production affects sleep disorders and jet lag.
Where is the Pineal gland located?
The Pineal gland is located in the Brain region of the body.

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