Arteriole - Wikipedia
网页An arteriole is a small-diameter blood vessel in the microcirculation that extends and branches out from an artery and leads to capillaries. [1] Arterioles have muscular walls (usually only one to two layers of smooth muscle cells) and …
Arterioles: Anatomy and Function - Cleveland Clinic
网页What are arterioles? An arteriole (är-‘tir-ē-,ōl) is a very small blood vessel that branches off from your artery and carries blood away from your heart to your tissues and organs. Arterioles are small arteries that link up to capillaries, which are smaller yet.
Arteriole: Structure and function - Kenhub
网页2024年3月27日 · An arteriole is the smallest division of the arterial network, connecting arteries to capillary beds. The walls of arterioles contain each of the three layers of blood vessels (tunica intima, media and adventitia), however …
Anatomy, Arterioles - StatPearls - NCBI Bookshelf
网页2023年1月13日 · Arterioles provide approximately 80% of the total resistance to blood flow through the body and are considered vital regulators of hemodynamics, contributing to the upstream pressure and the regional distribution of blood.
18.2: Structure and Function of Blood Vessels
网页2024年6月21日 · An arteriole is a very small artery that leads to a capillary. Arterioles have the same three tunics as the larger vessels, but the thickness of each is greatly diminished. The critical endothelial lining of the tunica intima is intact.
18.2E: Arterioles - Medicine LibreTexts
网页2023年1月17日 · An arteriole is a small diameter blood vessel in the microcirculation system that branches out from an artery and leads to capillaries. Explain the function of arterioles. Key Points.
20.1: Structure and Function of Blood Vessels
网页2022年5月13日 · An arteriole is a very small artery that leads to a capillary. Arterioles have the same three tunics as the larger vessels, but the thickness of each is greatly diminished. The critical endothelial lining of the tunica intima is intact.
Arteriole - Vocab, Definition, and Must Know Facts - Fiveable
网页Arterioles are small blood vessels that extend and branch out from arteries and lead to capillaries, playing a crucial role in regulating blood flow and pressure. They have muscular walls that can constrict or dilate to control the volume of blood distributed to various tissues.
Blood Pressure in Arterioles: What Is It and More - Verywell Health
网页2024年6月23日 · The specialized blood vessels known as arterioles may be small in stature, but they play a big role in heart health. As you might suspect, they're related to arteries, the blood vessels that carry oxygenated blood away from the …
20.1 Structure and Function of Blood Vessels - OpenStax
网页An arteriole is a very small artery that leads to a capillary. Arterioles have the same three tunics as the larger vessels, but the thickness of each is greatly diminished. The critical endothelial lining of the tunica intima is intact.