Capillary - Wikipedia
A capillary is a small blood vessel, from 5 to 10 micrometres in diameter, and is part of the microcirculation system. Capillaries are microvessels and the smallest blood vessels in the body. They are composed of only the tunica intima (the innermost layer of an artery or vein), consisting of a thin wall of simple squamous endothelial cells. [2] .
Capillary Definition & Meaning - Merriam-Webster
The meaning of CAPILLARY is resembling a hair especially in slender elongated form. How to use capillary in a sentence.
Structure and Function of Capillaries - Verywell Health
2023年12月6日 · Capillaries are the smallest blood vessels in the body, connecting the smallest arteries to the smallest veins. They deliver oxygen and nutrients to cells while removing carbon dioxide to be eliminated from the lungs. There are different types of capillaries with specific functions in the body.
Capillaries: Function & Anatomy - Cleveland Clinic
2024年12月3日 · Capillaries are delicate blood vessels that deliver nutrients and oxygen to cells throughout your body. They also remove carbon dioxide and other waste from your cells. With their thin walls, capillaries allow fluids and gases to pass through easily. Capillaries connect arteries and veins and help your organs function.
Capillary | Blood Vessels, Exchange & Function | Britannica
Capillary, in human physiology, any of the minute blood vessels that form networks throughout the bodily tissues; it is through the capillaries that oxygen, nutrients, and wastes are exchanged between the blood and the tissues.
Capillary - The Definitive Guide - Biology Dictionary
2020年12月28日 · A capillary is a microvessel, as are its immediate neighbors the arterioles and venules; it is a fragile but essential part of the circulatory system. Capillary anatomy is simple. Each capillary, traveling from lumen to outer wall, consists of: …
Capillaries - Physiopedia
Capillaries are the smallest blood vessels in the body, distinguished from other blood vessels by their lack of muscular and elastic tissue.