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Pathologies
mitral regurgitation (MˉI-tr˘al rˉe-gu˘r-j˘ı-TAˉ-shu˘n)
Condition in which the mitral valve does not close tightly, allowing blood to flow backward
into the left atrium; also called mitral insufficiency or mitral incompetence.
mitral stenosis (MˉI-tr˘al st˘e-NOˉ -s˘ıs)
Condition in which the mitral valve fails to open properly, thereby impeding normal blood flow and increasing pressure within the left atrium and lungs.
murmur (MU˘R-mu˘r)
Blowing or swishing sound in the heart due to turbulent blood flow or backflow through a leaky valve.
myocardial infarction (MI) (mˉı -oˉ-KA˘R-dˉe-˘al ˘ın-FA˘RK-shu˘n)
Death of heart-muscle cells due to occlusion of a vessel; commonly called heart attack .
Myocardial infarction
Artery
Coronary arteries
Cholesterol plaque
Blood clot
Healthy muscle
Dying muscle
Continued
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