Exploring Creation with human anatomy and physiology lesson 8 | Questions and Answers with complete solution

artia (atrium) - the two upper chambers of the heart. ventricles - The two lower chambers of the heart. These muscular chambers push the blood out of your heart. pulmonary veins - veins that carry oxygenated blood from the lungs to the heart. sedentary - inactive capillaries - Tiny, thin-walled blood vessels that allow the exchange of gases and nutrients between the blood and the cells of the body. inferior vena cava - The large vein that collects blood from the lower part of the body. superior vena cava - The large vein that collects blood from the upper part of the body. pulmonary artery - the only arteries that carry deoxygenated blood. They carry blood from the right ventricle to the lungs. cardio - heart myocardium - The heart muscle. The thickest layer of the heart. pericardium - The special fibrous sac that hold the heart in place. endocardium - The thin smooth tissue that lines the inside of the heart