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Thalamus

Biology TetrapodsThalassemia

thalamus
(Science: anatomy) Either of two large, ovoid masses, consisting chiefly of grey substance, situated one on each side of and forming part of the lateral wall of the third ventricle.

 


hypothalamus
the part of the forebrain containing centers of the autonomic nervous system
Source: Noland, George B. 1983. General Biology, 11th Edition. St. Louis, MO. C. V. Mosby ...

Its principal function in the hypothalamus is to inhibit the release of prolactin (PRL) from the anterior lobe of the pituitary.
Antidiuretic hormone (ADH) and Oxytocin ...

thalamus
[Gk. thalamos, chamber]
One of two integrating centers of the vertebrate forebrain.

thalamus The brain region that serves as a switching center for sensory signals passing from the brain stem to other brain regions; part of the diencephalon. PICTURE ...

hypothalamus A region in the brain beneath the thalamus; consists of many aggregations of nerve cells and controls a variety of autonomic functions aimed at maintaining homeostasis. PICTURE ...

The Epithalamus comprises the trigonum habenulæ, the pineal body, and the posterior commissure.
18 ...

Thalamus
Either of two masses of grey matter lying between the cerbal hemispheres on either side of the third ventricle of the brain. The dorsal part of the diencephalon, the rostral most part of the brainstem, above the third ventricle.

thalamus An oval mass of gray matter within the diencephalon that serves as a sensory relay area.

Hypothalamus detects temp fluctuation inside the body/internal environment
Skin receptors detect temp changes in external environment
Information is sent by nerves to voluntary centres of the brain ...

hypothalamus, islets of Langerhans, gastrointestinal system
delta cells in islets
Neuroendocrince cells of the Periventricular nucleus in hypothalamus ...

As an example, the hypothalamus receives information, both electrical and chemical.

Genetics seem to specify (in unknown ways) some of the gross features of connectivity--for example in mammals the axons of ganglion cells in the eye mostly grow through the optic nerve to a particular group of cells in the thalamus.

Problem 1: Hormone released by hypothalamus
The hormone released by the area of the brain known as the hypothalamus beginning at the onset of sexual maturity in both males and females is:
A. ...

The most anterior brain region of developing embryos which later divides into the telencephalon (most anterior brain region) and diencephalon. These regions later differentiate into the cerebral hemispheres, thalamus and hypothalamus and optic ...

A group of brain structures and their connections with each other as well as their connections with the hypothalamus and other areas. This system is largely associated with emotions.
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z ...

It has a posterior lobe called the hypothalamus which contains some interesting neurosecretory cells.

For example, experiments using radioactive labeling show that calcitonin produced by the hypothalamus is different from that produced by the thyroid. In each case, the same gene produces the protein.

There definitely are some scientists who have been working on describing different regions in the hypothalamus or in the brain that might be different for homosexuals versus heterosexuals. But we have a long way to go on that.

See also: Hypothalamus, Brain, Cells, Blood, Trans

Biology TetrapodsThalassemia

 
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