BETA RECEPTOR Meaning and
Definition
-
A beta receptor refers to a type of cell membrane receptor that binds with specific hormones or neurotransmitters known as beta agonists. This receptor is a crucial part of the sympathetic nervous system, which plays a vital role in regulating various bodily functions. Beta receptors are divided into two main types, known as beta-1 and beta-2 receptors, each with its unique distribution and physiological effects.
Beta-1 receptors are primarily found in the heart, where they function to increase heart rate and force of contraction. They are also present in the kidneys, which help in regulating renin release and thereby influencing blood pressure control. On the other hand, beta-2 receptors tend to be more abundant in bronchial smooth muscle, serving to dilate airways and promote bronchodilation. In addition, these receptors are present in certain blood vessels, resulting in vasodilation and improved blood flow.
Stimulation or activation of a beta receptor leads to a cascade of intracellular signaling events, which ultimately triggers various physiological responses. Beta receptors are the target of several medications used to manage conditions like hypertension, heart failure, asthma, and chronic obstructive pulmonary disease (COPD). Beta blockers, for example, work by blocking the beta receptors, thereby reducing heart rate, blood pressure, and other sympathetic responses.
Overall, beta receptors play a critical role in regulating the body's response to stress and maintaining homeostasis in numerous organ systems.
Common Misspellings for BETA RECEPTOR
- veta receptor
- neta receptor
- heta receptor
- geta receptor
- bwta receptor
- bsta receptor
- bdta receptor
- brta receptor
- b4ta receptor
- b3ta receptor
- bera receptor
- befa receptor
- bega receptor
- beya receptor
- be6a receptor
- be5a receptor
- betz receptor
- bets receptor
- betw receptor
Etymology of BETA RECEPTOR
The etymology of the word "beta receptor" is as follows:
The term "beta" comes from the Greek letter "beta" (Β, β). In ancient Greek, "beta" represented the second letter of their alphabet. It was later adopted by the Romans, who also used it as the second letter in their alphabet. Over time, "beta" came to be associated with second in general.
The word "receptor" comes from the Latin word "receptor", which is derived from the verb "recipere", meaning "to take back" or "to receive". In science and medicine, the term "receptor" is used to describe molecules or structures that receive or bind with certain substances, such as hormones or neurotransmitters.
In the context of "beta receptor", the word "beta" refers to a specific type of receptor that binds with compounds called beta-adrenergic agonists or antagonists.
Infographic
Add the infographic to your website:
