Relier Pairs Cardiovascular HealthVersion en ligne Match the words with the descriptions par Madison Smith 1 Heart Murmur 2 Opening in Heart Wall 3 Heart Attack 4 Arrhythmia 5 Stroke A sudden disruption of blood flow to the part of the brain. It occurs when an artery that supplies blood to an area of the brain is blocked. Irregular heartbeat An extra sound, and the lub-dub a doctor hears when listening to a heartbeat. Sometimes, it is a sign of a problem in the heart, such as a valve not closing properly. Before birth, all babies have a hole in the wall separating the two atria. If it doesn’t seal after birth, oxygen-rich and oxygen poor blood will mix in the heart, reducing its efficiency. This occurs when some of the tissue in the heart doesn’t receive its normal blood supply and dies. The cause is usually a blood clot that forms in a coronary artery that has been narrowed by atherosclerosis
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