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4 maj 2020 · Blood circulates through the body via the vascular tree consists of arteries, veins, and capillary beds. An artery carries blood away from the heart, and distribute throughout the body by its ...
ARTERIES Blood vessels that carry blood away from the heart are called arteries. They are the thickest blood vessels and they carry blood high in oxygen known as oxygenated blood (oxygen rich blood).
Conducting (elastic) arteries are the largest. Some examples are the pulmonary arteries, aorta, and common carotid arteries. Their tunica media consists of numerous sheets of elastic tissue, perforated like slices of Swiss cheese, alternating with thin layers of smooth muscle, collagen, and elastic fibers. Conducting arteries expand when the
Arteries are described as ‘branching’ or ‘bifurcating’ vessels, as great arteries (such as the aorta) branch off into smaller arteries and arterioles. Veins are described as ‘con-verging’ or ‘joining’ vessels, as venules and veins join to return blood to the heart through the largest veins (such as the supe-
6 mar 2023 · Arteries make up tubelike structures responsible for transporting fluid (i.e., blood for the circulatory system and lymph for the lymphatic system) to and from every organ in the body. Mainly, arteries manage the transportation of oxygen, nutrients, and hormones through our bodies.
MAJOR ARTERIES OF THE BODY. BJECTIVES. Define the word ‘artery’ and understand the general principles of the arterial system. Define arterial anastomosis and describe its significance. Define end arteries and give examples. Describe the aorta and its divisions.
Blood is carried in a closed system of vessels that begins and ends at the heart. The three major types of vessels are arteries, capillaries, and veins. Arteries carry blood away from the heart, veins carry blood toward the heart. Capillaries contact tissue cells and directly serve cellular needs.
