<span>An
angina attack is often the result of atherosclerosis: they are
atheromatous plaque (deposition accumulation of various elements (fat,
blood, fibrous tissue, calcium deposits) that form the inner layer <span>arteries, reducing their diameter. </span>The oxygen level made the heart decreases. <span>The heart muscle hardly do his work, particularly in cases of stress, which causes pain in the chest. </span>The
pain is located behind the breastbone but may also radiate down the
left arm, back, top of the belly, in the neck, jaw or even teeth. <span>Chest pain usually occurs during exertion, digestion or emotion, moments when the heart needs more oxygen.</span></span>
Which of the following best describes angina pectoris?
Out of all the answers shown above the one that best describes angina pectoris is answer choice C) Temporary drop in the oxygen supply to the heart, causing pain.
Blood enters the heart through two large veins, the inferior and superior vena cava, emptying oxygen-poor blood from the body into the right atrium. The pulmonary vein empties oxygen-rich blood, from the lungs into the left atrium.
