Where do veins carry blood? Blood: Blood is a vital fluid in the body. It consists of water, blood cells, nutrients, body chemicals, oxygen and carbon dioxide. Blood is part of the cardiovascular system. Answer and Explanation:1 Veins carry blood to the heart. After blood has nourished al...
ExplanationArteries carry blood away from the heart. Rate this question: 2 0 2. The blood in the arteries moves under low pressure. A. True B. False Correct Answer B. False ExplanationThe blood in the arteries moves under high pressure. This is because the arteries carry oxygenate...
语法标注解释 vein英音：[vein]美音：[ven]名词 n. [C]1.静脉,血管 Just over each temple there were little blue veins.就在两鬓太阳穴上面显露着青色的细小静脉。2.【植】叶脉 3.【动】翅脉 4.【地】矿脉 After years of prospecting, they struck gold veins.经过多年勘探之后,他们找到了金...
There are two types of blood vessels in the circulatory system of the body: arteries that carry oxygenated blood from the heart to various parts of the body and veins that carry blood towards the heart for purification. Comparison chart Arteries versus Veins comparison chart ArteriesVeins Overview...
Most veins contain valves (known as the valvula venosa in the TA) toprevent backflow, i.e. ensuring that blood flow is always towards the heart1. Do All veins have valves? Veins carry the blood back to the heart. They're similar to arteries but not as strong or as thick. Unlike arte...
Arteries and veins (also called blood vessels) are tubes of muscle that your blood flows through. Arteries carry blood away from the heart to the rest of the body. Veins push blood back to your heart. You have a complex system of connecting veins and arteries throughout your body. ...
Which blood vessels that enter and exit the heart carry oxygenated blood? Which carry deoxygenated blood? What are the only oxygenated veins in the body? What are the main blood vessels that form the systemic, pulmonary, and portal circulation?
A. Veins. B. Capillaries. C. Arteries. D. Lymphatic vessels. 相关知识点: 试题来源: 解析 C。解析:“Arteries carry oxygen-rich blood away from the heart to different parts of the body.”,动脉将富含氧气的血液从心脏输送到身体的各个部位。反馈 收藏 ...
1. Any of the blood vessels that carry blood toward the heart. Veins are thin-walled and contain valves that prevent the backflow of blood. All veins except the pulmonary vein (which returns to the heart from the lungs) carry blood having low levels of oxygen. 2. One of the narrow, us...
:blood vessel especially:any of the tubular branching vessels that carry blood from the capillaries toward the heart 2 a :any of the vascular bundles forming the framework of a leaf b :any of the thickened cuticular ribs that serve to stiffen the wings of an insect ...