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*  Papillary muscle
Papillary muscles and chordae tendinae Papillary muscles and chordae tendinae Papillary muscles. Deep dissection. Trabeculae ... The papillary muscles are muscles located in the ventricles of the heart. They attach to the cusps of the atrioventricular ... The mitral valve papillary muscles in the left ventricle are called the anterolateral and posteromedial muscles. Anterolateral ... The posteromedial muscle ruptures more frequently because it only has one source of blood supply. The papillary muscles of both ...
*  Heart
These cusps are also attached via chordae tendinae to two papillary muscles projecting from the ventricular wall. The papillary ... which connect to chordae tendinae and three papillary muscles named the anterior, posterior, and septal muscles, after their ... The semilunar aortic valve is at the base of the aorta and also is not attached to papillary muscles. This too has three cusps ... "Papillary Muscles". Atlas of Human Cardiac Anatomy. Archived from the original on 17 March 2016. Retrieved 7 March 2016. " ...
*  Coronary circulation
... the posteromedial papillary muscle is usually supplied only by the PDA. This makes the posteromedial papillary muscle ... "Papillary muscle perfusion pattern. A hypothesis for ischemic papillary muscle dysfunction". Circulation. 91 (6): 1714-8. doi: ... The papillary muscles attach the mitral valve (the valve between the left atrium and the left ventricle) and the tricuspid ... If the papillary muscles are not functioning properly, the mitral valve may leak during contraction of the left ventricle. This ...
*  Electrocardiography
The U wave represents papillary muscle repolarization. However, the U wave is not typically seen and its absence is generally ... These electrodes detect the tiny electrical changes on the skin that arise from the heart muscle's electrophysiologic pattern ... Artifacts are distorted signals caused by a secondary internal or external sources, such as muscle movement or interference ... the presence of any damage to the heart's muscle cells or conduction system, the effects of cardiac drugs, and the function of ...
*  Heart valve dysplasia
The papillary muscles can be enlarged or atrophied. The cause is unknown, but genetics play a large role. Dogs and cats with ...
*  Plumbagin
Itoigawa, M.; Takeya, K.; Furukawa, H. (1991). "Cardiotonic action of plumbagin on guinea-pig papillary muscle". Planta Medica ...
*  Myocardial rupture
... these areas are adjacent to both anterior and posterior papillary muscles (regardless of whether the papillary muscle is ... Rupture of a papillary muscle will cause acute mitral regurgitation. The rupture will most often occur near the edge of the ... or of the papillary muscles. It is most commonly seen as a serious sequela of an acute myocardial infarction (heart attack). It ...
*  Systolic heart murmur
Causes include mitral valve prolapse, tricuspid valve prolapse and papillary muscle dysfunction. Holosystolic (pansystolic) ...
*  Tricuspid valve
The normal tricuspid valve usually has three leaflets and three papillary muscles. They are connected to the papillary muscles ...
*  Bhagawan Koirala
"Mitral valve replacement with preservation of chordae tendinae and papillary muscles- case report". Bangladesh Heart Journal. 9 ...
*  Mitral valve
Papillary muscles are finger-like projections from the wall of the left ventricle. When the left ventricle contracts, the ... The chordae tendineae are inelastic tendons attached at one end to papillary muscles in the left ventricle, and at the other to ...
*  Right coronary artery
The PDA supplies the inferior wall, ventricular septum, and the posteromedial papillary muscle. The RCA also supplies the SA ...
*  Circumflex branch of left coronary artery
The LCX supplies the posterolateral left ventricle and the anterolateral papillary muscle. It also supplies the sinoatrial ...
*  Heart valve
The chordae tendineae are attached to papillary muscles that cause tension to better hold the valve. Together, the papillary ... muscles and the chordae tendineae are known as the subvalvular apparatus. The function of the subvalvular apparatus is to keep ...
*  Heart sounds
When the ventricles begin to contract, so do the papillary muscles in each ventricle. The papillary muscles are attached to the ... It is the pressure created from ventricular contraction that closes the valve, not the papillary muscles themselves. The ... When the papillary muscles contract, the chordae tendineae become tense and thereby prevent the backflow of blood into the ...
*  Sy Mah
Autopsy revealed localized fibrosis of the left papillary muscles, but no evidence of coronary atherosclerosis. Mah has been ...
*  Mitral insufficiency
Because the papillary muscles, chordae, and valve leaflets are usually normal in such conditions, it is also called functional ... Acute MI (as may occur due to the sudden rupture of a chorda tendinae or papillary muscle) causes a sudden volume overload of ... In acute MI secondary to a mechanical defect in the heart (i.e., rupture of a papillary muscle or chordae tendineae), the ... The chordae tendineae are also present and connect the valve leaflets to the papillary muscles. Dysfunction of any of these ...
*  Electrical conduction system of the heart
As the left posterior fascicle is shorter and broader than the right, impulses reach the papillary muscles just prior to ... Cardiac muscle has some similarities to neurons and skeletal muscle, as well as important unique properties. Like a neuron, a ... The left posterior fascicle transmits impulses to the papillary muscles, leading to mitral valve closure. ... Like skeletal muscle, depolarization causes the opening of voltage-gated calcium channels and release of Ca2+ from the t- ...
*  Chordae tendineae
Papillary muscles and chordae tendineae Play media Ultrasound showing redundant chordae tendineae Cardiac cycle Karas, S.; ... are cord-like tendons that connect the papillary muscles to the tricuspid valve and the mitral valve in the heart. Chordae ... Chordae Tendineae and Left Ventricular Papillary Muscles in Dogs". Circulation Research. 26 (6): 689-96. doi:10.1161/01.RES. ...
*  Cardiac physiology
Portions of the right bundle branch are found in the moderator band and supply the right papillary muscles. Because of this ... Cardiac muscle (like skeletal muscle) is characterized by striations - the stripes of dark and light bands resulting from the ... each papillary muscle receives the impulse at approximately the same time, so they begin to contract simultaneously just prior ... In cardiac muscle the T-tubules are only found at the Z-lines. When an action potential causes cells to contract, calcium is ...
*  Bathmotropic
"The alteration by propranolol of the inotropic and bathmotropic effects of dihydro-ouabain on guinea-pig papillary muscle". ... During stage 4 of an action potential, the inside of a cardiac muscle cell rests at −90 mV. As the inner muscle cell potential ... causes a partial depolarization of the muscle membrane Ischaemia - causes a partial depolarization of the muscle membrane ... The bathmotropic effect modifies the heart muscle membrane excitability, and thus the ease of generating an action potential. ...
*  Myocardial infarction
... particularly if the infarction causes dysfunction of the papillary muscle. Cardiogenic shock as a result of the heart being ... A rise in troponin occurs within 2-3 hours of injury to the heart muscle, and peaks within 1-2 days. The level of the troponin ... In response to growth factors secreted by macrophages, smooth muscle and other cells move into the plaque and act to stabilize ... Heart failure may develop as a long-term consequence, with an impaired ability of heard muscle to pump, scarring, and increase ...
*  Moderator band (heart)
It is well-marked in sheep and some other animals, and frequently extends from the base of the anterior papillary muscle to the ... allowing coordinated contraction of the anterior papillary muscle. From its attachments it was thought to prevent ... carries part of the right bundle branch of the AV bundle of the conduction system of the heart to the anterior papillary muscle ...
*  Shone's syndrome
Unique to the parachute mitral valve is that the chordae insert on one papillary muscle, rather than two distinct papillary ... the chordae as the strings and the papillary muscle as the harness. As discussed earlier, Shone's syndrome is a rare disorder ... muscles. Often, the chordae are short and thick and this combination of factors leads to restricted movement of the mitral ...
*  Mosapride
... on cardiac action potentials in guinea pig isolated papillary muscles". J Cardiovasc Pharmacol. 29 (5): 670-5. doi:10.1097/ ...
*  List of ICD-9 codes 390-459: diseases of the circulatory system
Other disorders of papillary muscle (429.82) Hyperkinetic heart disease (429.83) Takotsubo syndrome (429.89) Other ill-defined ... Rupture of papillary muscle (429.7) Certain sequelae of myocardial infarction not elsewhere classified (429.71) Certain ...