Capillaries do not occur in cells. Capillaries are larger than cells, indeed capillaries are made of cells. Capillaries are the smallest blood vesicles.
lymphatic capillaries are very permeable Lymphatic capillaries have valves that keep fluid from flowing backward. The blood capillaries are regulated by smooth muscle. Lymphatic capillaries are also a but larger than blood capillaries.
Veins do not send blood to capillaries. They receive blood from capillaries. Arteries send blood to capillaries, in this case, specifically, hepatic arterioles.
Capillary. capillaries Capillaries. Blood flow moves from arteries, to arterioles, to capillaries, to venules, to veins, to the heart, and then back to arteries. Capillaries are where the exchange of oxygen and other materials happens. Capillaries