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  1. 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 …

  2. Capillary - Wikipedia

    There are two types of capillaries: true capillaries, which branch from arterioles and provide exchange between tissue and the capillary blood, and sinusoids, a type of open-pore capillary …

  3. 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 …

  4. 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 …

  5. Function of Capillaries: Definition, Structure, Types, and ...

    Mar 12, 2019 · Capillaries are very tiny blood vessels — so small that a single red blood cell can barely fit through them. They help to connect your arteries and veins in addition to facilitating …

  6. 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 …

  7. 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 …