CCI CCT exam study guide Questions With Complete Solutions.

epicardium correct answer: outer protective layer of the heart. Made of loose connective tissue including elastic fibers. Myocardium correct answer: muscular, middle layer of the heart, forms a thick middle layer between the outer layer of the heart wall. endocardium correct answer: Inner most layer of the heart. Smooth muscle. right atrium correct answer: receives deoxygenated blood from the body through the vena cava and pumps it into the right ventricle which then sends it to the lungs to be oxygenated. left atrium correct answer: receives oxygenated blood from the lungs through the pulmonary veins right ventricle correct answer: pumps deoxygenated blood to the lungs through the pulmonary artery pulmonary valve correct answer: valve between the right ventricle and pulmonary artery, has 3 cusps. aortic valve correct answer: The semilunar valve separating the aorta from the left ventricle that prevents blood from flowing back into the left ventricle. Has 3 cusps. mitral valve correct answer: located between the left atrium and left ventricle, prevents backflow of blood the the left atrium when the left ventricle contracts. Has 2 flaps. Bicuspid valve or left atrioventricular valve. tricuspid valve correct answer: A valve that is situated at the opening of the right atrium of the heart into the right ventricle and that resembles the mitral valve in structure but has 3 cusps. Venules correct answer: small vessels that gather blood from the capillaries into the veins. Allows deoxygenated blood to return from capillary beds to larger blood vessels called veins.