Adrenergic receptor

The Adrenergic receptor (pronounced: ad-ren-er-jik re-sep-tor) is a type of protein that is found in the cell membrane of certain cells and tissues in the body. It is part of the G protein-coupled receptor family and plays a crucial role in the sympathetic nervous system.

Etymology

The term "Adrenergic receptor" is derived from the Greek words "adrenes" meaning 'near the kidney' and "ergon" meaning 'work'. This is because these receptors work in response to adrenaline (also known as epinephrine), a hormone that is produced by the adrenal glands located near the kidneys.

Types of Adrenergic Receptors

There are several types of adrenergic receptors, including:

Each type of receptor responds to adrenaline in a different way and has a different effect on the body.

Function

Adrenergic receptors are responsible for mediating the effects of adrenaline and norepinephrine in the body. When these hormones bind to the receptors, it triggers a series of events that lead to various physiological responses such as increased heart rate, dilation of the pupils, and relaxation of the airways.

Related Terms

External links

Medical encyclopedia article on Adrenergic receptor
Wikipedia's article - Adrenergic receptor

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Adrenergic receptor