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A loose fitting membrane that encloses the heart.
The layer of the pericardium that attaches to the chest wall and prevents over stretching.
Deeper than the fibrous pericardium.
Too much pericardial fluid. Leads to cardiac arrest.
The thin outer layer of the heart wall composed of epithelial and connective tissue.
The middle layer of the heart wall made of cardiac muscle tissue and makes up bulk of the heart.
The layer of the heart wall composed of epithelial and connective tissue and lines the inside of the heart and covers the valves and tendons that hold the valves open.
An opening in the fetal heart in the septum between the right and left artery.
Embryonic remnant of the foramen ovale.
A small conical puch that projects from each atrium of the heart.
Tendon like fibrous cord that connects atrioventricular valves of the heart with papillary muscles.
Muscles located in the ventricles of the heart. They attach to the cusps of the atrioventricular valves via the chordae tendinae.
A pain in the chest relates to the reduced corinary circulation due to coronary artery disease or spasms of vascular smooth muscle in coronary arteries.
Lack of adequate oxygen at the tissue level.
Lack of sufficient blood to a body part due to obstruction or constriction of blood vessels.
Necrosis of mycardial tissue due to interrupted blood supply also called heart attack.
(Sinus Node) the pacemaker tissue located in the right atrium of the heart, generator of normal sinus rhythm.
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