The broad upper part of the heart is called the apex, while the pointed lower part is called the base., true, false, The superior vena cava is responsible for carrying oxygen-poor blood from the lower part of the body., true, false, The left atrium acts as a receiving chamber for oxygenated blood returning from the lungs., true, false, Heart valves open and close automatically based on pressure changes inside the heart., true, false, The pulmonary valve is located between the left ventricle and the aorta., true, false, The septum includes two distinct parts: the interatrial septum and the interventricular septum., true, false, The endocardium is the thick middle muscular layer responsible for cardiac contraction., true, false, The epicardium forms a part of the outer protective surface of the heart wall., true, false, Systemic circulation is the specific pathway that carries blood exclusively between the heart and the lungs., true, false, Besides pumping blood, the heart also helps maintain blood pressure and supports the normal function of other organs., true, false

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