State True or False and justify your answer: Veins carry blood away from the heart. State True or False: Vascular resistance is greater in small blood vessels. Like veins, lymphatic vessels have valves to ensure
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 all of the cells in the body...
Step-by-Step Solution:1. Understanding the Role of Veins: Veins are blood vessels that carry blood towards the heart. This is an important distinction to make, as they are often confused with arteries, which ca
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 ...
17 Which statement is correct for most veins in the human body?C A They carry blood at high pressure. B They have a pulse. C They have valves. D They take blood away from the heart. 相关知识点: 试题来源: 解析 C 反馈 收藏
Varicose veins occur when veins just below the skin's surface are damaged, become swollen and fill with too much blood.Veins are the blood vessels that return blood to the heart. Arteries carry blood away from the heart to the rest of the body,...
The umbilical veins carry oxygenated blood to the heart and the vitelline veins drain the derivatives of the gut tube. However, the original symmetry of the horns of the sinus venosus is soon lost because of venous blood shunts from the left to the right side of the body. Whereas the right...
differs. Blood vessels which carry large quantities of blood, especially blood under high pressure, have thicker walls. Since blood in the arteries are under higher pressure when leaving the heart, the arteries closest to the heart have the thickest walls. Veins tend to have much thinner walls....
carry blood away from the heart Veins Blood vessels that carry blood back to the heart Aorta Largest artery in the body stroke A sudden attack of weakness or paralysis that occurs when blood flow to...
To answer the question regarding the major veins that carry impure blood from various body parts to the heart, we can follow these steps:Step 1: Understand the concept of impure blood Impure blood refers to deoxygenated blood,