ATI TEAS Cardiovascular System Exam Prep 2023

ATI TEAS Cardiovascular System Exam Prep 2023cardiovascular system - ANSWER -ALSO called the circulatory system -made up of the heart, blood vessels, the blood, and lymphatic system. -waste removal, nutrient distribution, communication, protection. heart - ANSWER -composed of cardiac muscle tissue -4 muscular chambers of heart: right and left atria and the right and left ventricles -regulates blood flow through a double-loop system, pumping oxygenated blood to body tissue and deoxygenated blood to the lungs atria - ANSWER -2 of them; left and right -chambers of the heart that receive blood returning to the heart from other areas of the body ventricles - ANSWER -chambers of the heart that collect and expel blood from the heart -2 of them; left and right atrioventricular valves - ANSWER valves that separate the atria and ventricles in the heart tricuspid valve - ANSWER separates the right atrium and right ventricle mitral valve (bicuspid) - ANSWER -ALSO called bicuspid -separates left atrium and left ventricle types of blood vessels - ANSWER 1. arteries 2. capillaries 3. veins arteries - ANSWER strong, elastic vessels adapted to the high pressure of blood as it leaves the heart arterioles - ANSWER -smaller branches of arteries -supply blood to the capillaries capillaries - ANSWER -smallest blood vessels -consist of only a single layer of epithelial tissue, which allows substances and gases to be exchanged b/t the blood and the cells of tissues via diffusion -receive blood from the arterioles and return it to the venules aorta - ANSWER -largest artery in the body! -the artery that carries blood pumped from the LEFT ventricle of the heart into systemic circulation diffusion - ANSWER -process by which substances and gases are exchanged across a membrane; in this case, blood and veins -substances tend to diffuse from areas of high concentration to areas of low concentration