pineal gland


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Related to pineal gland: melatonin

pineal gland

n.
A small, cone-shaped organ in the brain of most vertebrates that secretes the hormone melatonin. Also called epiphysis, pineal body, pineal organ.

pineal gland

or

pineal body

n
(Anatomy) a pea-sized organ in the brain, situated beneath the posterior part of the corpus callosum, that secretes melatonin into the bloodstream. Technical names: epiphysis or epiphysis cerebri

pin′eal gland`


n.
a small, cone-shaped endocrine organ in the posterior forebrain, secreting melatonin and involved in biorhythms and gonadal development. Also called epiphysis.

pin·e·al gland

(pĭn′ē-əl, pī′nē-əl)
A small gland that is located near the brain and is involved in the regulation of hormones. In many animals, the pineal gland controls metabolism, hibernation, and sexual development.

pineal gland

An endocrine gland in the diencephalon. It produces melatonin.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.pineal gland - a small endocrine gland in the brainpineal gland - a small endocrine gland in the brain; situated beneath the back part of the corpus callosum; secretes melatonin
ductless gland, endocrine gland, endocrine - any of the glands of the endocrine system that secrete hormones directly into the bloodstream
Translations
epifýzašišinka
ZirbeldrüseEpiphyse
glándula pineal
käpyrauhanen
glande pinéale
ghiandola pineale
松果体
glandula pinealis
kankorėžinė liauka
epifyse
konglekjertelen
szyszynka
glândula pineal
šuškovité teliesko
tallkottkörteln
епіфіз

pineal gland

nZirbeldrüse f, → Epiphyse f (spec)
References in classic literature ?
After making the greatest opposition between thought and extension, Descartes, like Plato, supposes them to be reunited for a time, not in their own nature but by a special divine act (compare Phaedrus), and he also supposes all the parts of the human body to meet in the pineal gland, that alone affording a principle of unity in the material frame of man.
A good deal more than a year ago, before anything was known of Lydgate's skill, the judgments on it had naturally been divided, depending on a sense of likelihood, situated perhaps in the pit of the stomach or in the pineal gland, and differing in its verdicts, but not the less valuable as a guide in the total deficit of evidence.
In animals it is produced by the pineal gland located in the lower back part of the brain.
Normally, the body's pineal gland releases melatonin in the hours leading up to bed.
Melatonin was first described in 1958 by dermatologist, Aaron Lerner, as a hormone produced by the pineal gland from the essential amino acid tryptophan (N-acetyl-5-methoxytryptamine).
SAD is thought to be related to the pineal gland, which is located deep in the center of the brain and acts like a light meter, receiving ambient light via the eyes.
In vertebrates, the pineal gland is a neuroendocrine organ that converts environmental photoperiodic information into biochemical messenger encoding darkness--melatonin (N-acetyl-5-methoxytryptamine).
The 17th-century French rationalist philosopher, Rene Descartes, believed the pineal gland to be the 'principal seat of the soul.
When worn with the extra lens right in front of the pineal gland wearers are sending a message to others about what's important.
I think it's a total emotional workout for my pineal gland, the front part of your brain.
When your hypothalamus decides it's night time, it tells your pineal gland to secrete melatonin.
As daylight fades, the pineal gland produces a hormone called melatonin, which peaks at night and switches off again as day dawns.