Learn About Blood Circulatory System

Circulatory system PremedicalQuestions Are humans exothermic or endothermic organism? How does every cell of our body receive nutrients and oxygen?Endothermic way of life require 10x more energy than exothermic. Cells of body require nutrients, oxygen and exclude carbon dioxide and wastes. Cardiovascular system: Blood - blood cells and plasma Vessels - arteries, veins, capillaries, arterioles, venules, capillary bed Heart - atria and ventricles Blood pressureQuestions How many chambers does a human heart have ? Are they separated or not?Double circulation: independent body system and lung system supported by Heart with two separated pumps: right heart and left heart, consisting of 4 chamberesQuestions Describe the main parts of a human heart.The Heart These are arteries. They carry blood away from the heart. This is a vein. It brings blood from the body, except the lungs. Coronary arteries supply the heart with blood first branches The heart has four chambers 2 atria 2 ventriclesQuestions Which heart (ventricle) does pump a blood to lung circulation? Which heart (ventricle) does pump a blood to body circulation?The Heart left ventricle left atrium right atrium right ventricle valve vein from lungs artery to head and body artery to lungs vein from head and body valve Heart