Capillary - Wikipedia
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 …
Capillaries: Function & Anatomy - Cleveland Clinic
Dec 3, 2024 · What are capillaries? Capillaries are delicate blood vessels (tubes that hold blood) throughout your body. They bring nutrients and oxygen to cells in your organs and body …
Structure and Function of Capillaries - Verywell Health
Oct 19, 2025 · 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 …
Human cardiovascular system - Capillaries, Circulation ...
Dec 9, 2025 · The vast network of some 10,000,000,000 microscopic capillaries functions to provide a method whereby fluids, nutrients, and wastes are exchanged between the blood and …
What Are Capillaries and What Is Their Function? - Biology ...
Jul 20, 2025 · Capillaries are the smallest and most abundant blood vessels in the circulatory system. These microscopic vessels are the connection point between arteries, which carry …
Capillaries: Structure, 3 Types, Functions, Diseases
Aug 3, 2023 · Capillaries are incredibly small and finer blood vessels connecting the arterioles with the venules. They are the smallest blood vessels in our body. Though it seems to be the …
Capillaries: Continuous, fenestrated and sinusoidal | Kenhub
Jul 24, 2023 · Capillaries are tiny blood containing structures that connect arterioles to venules. They are small enough to penetrate body tissues, allowing oxygen, nutrients, and waste …