WebThere are blood vessels throughout your body. The main artery is your aorta, which connects to the left side of your heart. It runs down through your chest, diaphragm and abdomen, … WebSmaller arteries are more muscular in the structure of their walls. The smooth muscles of the arterial walls of these smaller arteries contract or expand to regulate the flow of blood through their lumen. ... This lack of pressure allows the walls of veins to be much thinner, less elastic, and less muscular than the walls of arteries. Veins ...

Major arteries, veins and nerves of the body: Anatomy

WebThe vascular system, also called the circulatory system, is made up of the vessels that carry blood and lymph through the body. The arteries and veins carry blood throughout the body, delivering oxygen and nutrients to the … WebMar 18, 2024 · artery, in human physiology, any of the vessels that, with one exception, carry oxygenated blood and nourishment from the heart to the tissues of the body. The exception, the pulmonary artery, carries oxygen … 鯨 ドイツ語

Arteries and veins of the orbit: Anatomy Kenhub

WebDec 19, 2024 · Arteries and Veins: Structure and Characteristics Types of Arteries There are 3 primary types of arteries, based on their overall size, function, and composition (known as segmental differentiation). The arteries generally exist on a continuum, with gradual changes in vessel morphology moving down the arterial tree. WebApr 13, 2024 · Vein structure The walls of your veins are made up of three different layers: Tunica externa. This is the outer layer of the vein wall, and it’s also the thickest. It’s mostly … WebApr 12, 2024 · Arteries of the trunk include the: thoracic aorta, celiac trunk, superior mesenteric artery, inferior mesenteric artery, and common iliac arteries (with its terminal … tasha singh parihar