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Heart ventricle muscles
The papillary muscles are muscles located in the ventricles of the heart. They attach to the cusps of the atrioventricular valves (the mitral valve between
Papillary_muscle
Circulation of blood in the blood vessels of the heart muscle (myocardium)
hand, the posteromedial papillary muscle is usually supplied only by the PDA. This makes the posteromedial papillary muscle significantly more susceptible
Coronary_circulation
Muscle band in the right ventricle of the heart
moderator band influences the position of the anterior papillary muscle as the papillary muscle develops off of the septal wall. During early development
Moderator_band
Medical condition
the heart, of the interatrial or interventricular septum, or of the papillary muscles. It is most commonly seen as a serious sequela of an acute myocardial
Myocardial_rupture
Valve in the heart connecting the left atrium and left ventricle
tendons attached at one end to papillary muscles in the left ventricle, and at the other to the valve cusps. Papillary muscles are finger-like projections
Mitral_valve
Inelastic cords of fibrous connective tissue connecting papillary muscles to heart valves
are inelastic cords of fibrous connective tissue that connect the papillary muscles to the tricuspid valve and the mitral valve in the heart. The chordae
Chordae_tendineae
Muscular columns found in the heart
development some trabeculae carneae condense to form the myocardium, papillary muscles, chordae tendineae, and septum. There are two kinds: Some are attached
Trabeculae_carneae
Organ found in humans and other animals
attached via chordae tendinae to two papillary muscles projecting from the ventricular wall. The papillary muscles extend from the walls of the heart to
Heart
One-way valve present between right auricle and right ventricle
connected via chordae tendineae to the anterior, posterior, and septal papillary muscles of the right ventricle, respectively. Tricuspid valves may also occur
Tricuspid_valve
Aspect of heart function
ischemic damage. The left posterior fascicle transmits impulses to the papillary muscles, leading to mitral valve closure. As the left posterior fascicle is
Cardiac_conduction_system
Valve in the human heart
interatrial septum pectinate muscles terminal sulcus Ventricles interventricular septum trabeculae carneae chordae tendineae papillary muscle Valves Cusps Atrioventricular
Aortic_valve
Medical condition
as the canopy of the parachute, the chordae as the strings and the papillary muscle as the harness. Shone’s syndrome is a rare disorder that is often detected
Shone's_syndrome
Arteries transporting blood to heart muscle
of coronary circulation, which transport oxygenated blood to the heart muscle. The heart requires a continuous supply of oxygen to function and survive
Coronary_arteries
Artery of the heart
artery supplies the posterolateral left ventricle and the anterolateral papillary muscle. It also supplies the sinoatrial nodal artery in 38% of people. It
Circumflex branch of left coronary artery
Circumflex_branch_of_left_coronary_artery
Chamber of the heart
the right ventricle. There are three types of these muscles. The third type, the papillary muscles, give origin at their apices to the chordae tendinae
Ventricle_(heart)
Collection of heart muscle cells
of His (BH) or His bundle (HB) (/hɪs/ "hiss") is a collection of heart muscle cells specialized for electrical conduction. As part of the electrical conduction
Bundle_of_His
Fibers in the wall of the heart
fibers are specialized conducting fibers composed of electrically excitable muscle cells. They are larger than cardiomyocytes, with fewer myofibrils and many
Purkinje_fibers
Flap of tissue that prevent backflow of blood around the heart
chordae tendineae are attached to papillary muscles that cause tension to better hold the valve. Together, the papillary muscles and the chordae tendineae are
Heart_valve
Group of cells in the wall of the heart
sinus node or Keith–Flack node) is an oval shaped region of special cardiac muscle in the upper back wall of the right atrium made up of cells known as pacemaker
Sinoatrial_node
Network of cells that facilitate rhythmic heart contraction
action potentials, which control the rate of contraction of the cardiac muscle, that is, the heart rate. In most humans, these cells are concentrated in
Natural_pacemaker
Muscular tissue of heart in vertebrates
Cardiac muscle (also called heart muscle or myocardium) is one of three types of vertebrate muscle tissues, the others being skeletal muscle and smooth
Cardiac_muscle
Form of valvular heart disease
dysfunction of the papillary muscles, and the dilatation of the left ventricle. This can lead to the subsequent displacement of the papillary muscles and the dilatation
Mitral_regurgitation
Noise generated by the heart
When the ventricles begin to contract, so do the papillary muscles in each ventricle. The papillary muscles are attached to the cusps or leaflets of the tricuspid
Heart_sounds
Medical condition
Papillary thyroid cancer (papillary thyroid carcinoma, PTC) is the most common type of thyroid cancer, representing 75 percent to 85 percent of all thyroid
Papillary_thyroid_cancer
Congenital heart disease
only has a single papillary muscle from which all chordae tendineae originate. It is caused by an embryologic failure of papillary muscles to divide into
Parachute_mitral_valve
Double-walled sac containing the heart and roots of the great vessels
interatrial septum pectinate muscles terminal sulcus Ventricles interventricular septum trabeculae carneae chordae tendineae papillary muscle Valves Cusps Atrioventricular
Pericardium
apical portion. The anterolateral and posteromedial papillary muscles are two strong papillary muscles within the left ventricle that anchor the two leaflets
Anatomy_of_the_human_heart
Part of the human heart
the jugular venous pressure. Internally, there are the rough pectinate muscles, and the crista terminalis of His, which act as a boundary inside the atrium
Atrium_(heart)
Medical problems resulting from heart attacks
ventricular free wall rupture, an intraventricular septum rupture, or a papillary muscle rupture. At a gross anatomical level, this stage is marked by a yellow
Myocardial infarction complications
Myocardial_infarction_complications
Feature of the right atrium in the human heart
interatrial septum pectinate muscles terminal sulcus Ventricles interventricular septum trabeculae carneae chordae tendineae papillary muscle Valves Cusps Atrioventricular
Fossa_ovalis_(heart)
Wall of tissue separating ventricles of human heart
interatrial septum pectinate muscles terminal sulcus Ventricles interventricular septum trabeculae carneae chordae tendineae papillary muscle Valves Cusps Atrioventricular
Interventricular_septum
Innermost layer of tissue lining the chambers of the heart
endothelium of the myocardial (heart muscle) capillaries, which is also closely appositioned to the cardiomyocytes (heart muscle cells), is involved in this modulatory
Endocardium
Artery of the heart
supply the lateral wall of the left ventricle and the anterolateral papillary muscle. Proximal: from LAD origin to, and including, the origin of the first
Left anterior descending artery
Left_anterior_descending_artery
Muscular ridges found in the heart
The pectinate muscles (musculi pectinati) are parallel muscular ridges in the walls of the atria of the heart. In the atria of the heart, there are two
Pectinate_muscles
Topics referred to by the same term
with titles containing Papillary Blister, a small pocket of body fluid within the upper layers of the skin Papillary muscle, a muscle in the heart Papilloma
Papilla
Section of the human heart
inner surface is rough (trabeculated) due to the presence of pectinate muscles. The sinus venarum represents the portion of the adult heart that develops
Sinus_venarum
Anatomical cardiac structure
resides on the inner wall of the left atrium. It is a broad band of cardiac muscle that passes from the right atrium, between the superior vena cava and the
Bachmann's_bundle
Semilunar valve of the heart
interatrial septum pectinate muscles terminal sulcus Ventricles interventricular septum trabeculae carneae chordae tendineae papillary muscle Valves Cusps Atrioventricular
Pulmonary_valve
Electrical conducting structure in the heart
terminalis, and anteriorly, via the interatrial septum. Contraction of heart muscle cells requires depolarization and repolarization of their cell membranes
Atrioventricular_node
Medical condition
A papillary hidradenoma, also termed hidradenoma papilliferum or mammary-like gland adenoma of the vulva, is a rare, but nonetheless most common benign
Papillary_hidradenoma
Medical condition
Causes include mitral valve prolapse, tricuspid valve prolapse and papillary muscle dysfunction. Holosystolic (pansystolic) murmurs start at S1 and extend
Systolic_heart_murmur
Groove on the surface of the heart that separates the atria from the ventricles
interatrial septum pectinate muscles terminal sulcus Ventricles interventricular septum trabeculae carneae chordae tendineae papillary muscle Valves Cusps Atrioventricular
Coronary_sulcus
ECG waveform
mechanical forces in the ventricular wall The repolarization of the papillary muscle. According to V. Gorshkov-Cantacuzene: "The U wave is the momentum
U_wave
Anatomic dilation in the left heart
interatrial septum pectinate muscles terminal sulcus Ventricles interventricular septum trabeculae carneae chordae tendineae papillary muscle Valves Cusps Atrioventricular
Aortic_sinus
Serous fluid within the pericardial cavity of the heart
interatrial septum pectinate muscles terminal sulcus Ventricles interventricular septum trabeculae carneae chordae tendineae papillary muscle Valves Cusps Atrioventricular
Pericardial_fluid
Feature of chordate cardiac anatomy
interatrial septum pectinate muscles terminal sulcus Ventricles interventricular septum trabeculae carneae chordae tendineae papillary muscle Valves Cusps Atrioventricular
Infundibulum_(heart)
Anatomical feature of the human heart
interatrial septum pectinate muscles terminal sulcus Ventricles interventricular septum trabeculae carneae chordae tendineae papillary muscle Valves Cusps Atrioventricular
Right atrioventricular orifice
Right_atrioventricular_orifice
Wall of tissue separating atria of human heart
interatrial septum pectinate muscles terminal sulcus Ventricles interventricular septum trabeculae carneae chordae tendineae papillary muscle Valves Cusps Atrioventricular
Interatrial_septum
Chemical compound
alkaloids and related compounds on guinea-pig isolated perfused heart and papillary muscle". Life Sciences. 58 (10): 845–854. doi:10.1016/0024-3205(96)00018-5
Taxine_alkaloids
Anatomical feature of the heart
the form of a smooth-surfaced, crescent-shaped thickened portion of heart muscle at the opening into the right atrial appendage.[citation needed] It consists
Crista_terminalis
Anatomical feature of the human heart
interatrial septum pectinate muscles terminal sulcus Ventricles interventricular septum trabeculae carneae chordae tendineae papillary muscle Valves Cusps Atrioventricular
Aortic_orifice
Testing of living muscle tissue outside of an organism
Other muscles that have been examined in vitro include the diaphragm and the papillary muscle. For the successful isolation of skeletal muscles, specific
In_vitro_muscle_testing
Muscular ridge within the heart
interatrial septum pectinate muscles terminal sulcus Ventricles interventricular septum trabeculae carneae chordae tendineae papillary muscle Valves Cusps Atrioventricular
Crista_supraventricularis
Species of conifer
alkaloids and related compounds on guinea-pig isolated perfused heart and papillary muscle". Life Sciences. 58 (10): 845–854. doi:10.1016/0024-3205(96)00018-5
Taxus_baccata
Study of heart functions
the moderator band and supply the right papillary muscles. Because of this connection, each papillary muscle receives the impulse at approximately the
Cardiac_physiology
Wall of the heart chambers
interatrial septum pectinate muscles terminal sulcus Ventricles interventricular septum trabeculae carneae chordae tendineae papillary muscle Valves Cusps Atrioventricular
Atrioventricular_septum
Dense structure of connective tissue within the heart
opens up to the atrioventricular node and exits to the bundle of His. The muscle origins/insertions of many of the cardiomyocytes are anchored to opposite
Cardiac_skeleton
Blood vessel supplying the human heart
supplies the inferior wall, ventricular septum, and the posteromedial papillary muscle.[citation needed] The RCA also supplies the SA nodal artery in 60%
Right_coronary_artery
Rare forms of the breast cancer
Papillary carcinomas of the breast (PCB), also termed malignant papillary carcinomas of the breast, are rare forms of the breast cancers. The World Health
Papillary carcinomas of the breast
Papillary_carcinomas_of_the_breast
Organ system for circulating blood in animals
capillaries merge to bring blood into the venous system. The total length of muscle capillaries in a 70 kg human is estimated to be between 9,000 and 19,000
Circulatory_system
Most common type of echocardiogram
mitral valve leaflets in short-axis At the level of mid-LV can show papillary muscles Measurements in this view can be used to quantify the heart: Aortic
Transthoracic_echocardiogram
Shock due to heart dysfunction
include ventricular free wall rupture, interventricular septum rupture, papillary muscle rupture with acute mitral valve regurgitation. These structural complications
Cardiogenic_shock
Interruption of cardiac blood supply
possible, particularly if the infarction causes dysfunction of the papillary muscle. Cardiogenic shock as a result of the heart being unable to adequately
Myocardial_infarction
Surgical procedure to restore normal blood flow to an obstructed coronary artery
mechanical complications of an infarction (ventricular septal defect, papillary muscle rupture or myocardial rupture). There are no absolute contraindications
Coronary artery bypass surgery
Coronary_artery_bypass_surgery
Groove separating the heart's ventricles
interatrial septum pectinate muscles terminal sulcus Ventricles interventricular septum trabeculae carneae chordae tendineae papillary muscle Valves Cusps Atrioventricular
Posterior interventricular sulcus
Posterior_interventricular_sulcus
Small veins in the walls of all four heart chambers
interatrial septum pectinate muscles terminal sulcus Ventricles interventricular septum trabeculae carneae chordae tendineae papillary muscle Valves Cusps Atrioventricular
Smallest_cardiac_veins
Space of the pericardium
interatrial septum pectinate muscles terminal sulcus Ventricles interventricular septum trabeculae carneae chordae tendineae papillary muscle Valves Cusps Atrioventricular
Pericardial_sinus
Chemical compound
It is widely used in research to inhibit heart muscle myosin, non-muscle myosin II, and skeletal muscle myosin. Blebbistatin has been especially useful
Blebbistatin
Groove separating the heart's ventricles
interatrial septum pectinate muscles terminal sulcus Ventricles interventricular septum trabeculae carneae chordae tendineae papillary muscle Valves Cusps Atrioventricular
Anterior interventricular sulcus
Anterior_interventricular_sulcus
Examination of the heart's electrical activity
wave represents ventricular repolarization. The U wave represents papillary muscle repolarization. Changes in the structure of the heart and its surroundings
Electrocardiography
Medication to treat high blood pressure and alopecia
(ECG) abnormalities. Cardiac lesions, such as focal necrosis of the papillary muscle and subendocardial areas of the left ventricle, have been observed
Minoxidil
Controlled vocabulary for use in cytology and histology
Lymphoid tissue H2.00.05.0.00001: Muscle tissue [7] H2.00.05.1.00001: Smooth muscle tissue H2.00.05.2.00001: Striated muscle tissue H2.00.06.0.00001: Nerve
Terminologia_Histologica
Medical condition
notched valves. The chordae tendinae can be fused or thickened. The papillary muscles can be enlarged or atrophied. The cause is unknown, but genetics play
Heart_valve_dysplasia
Anatomical structure
interatrial septum pectinate muscles terminal sulcus Ventricles interventricular septum trabeculae carneae chordae tendineae papillary muscle Valves Cusps Atrioventricular
Valve_of_inferior_vena_cava
Medical condition
the left ventricular side of the interventricular septum near the papillary muscle of the conus. Care is taken to avoid injury to the aortic valve with
Ventricular_septal_defect
Part of the heart
interatrial septum pectinate muscles terminal sulcus Ventricles interventricular septum trabeculae carneae chordae tendineae papillary muscle Valves Cusps Atrioventricular
Right_border_of_heart
Area of the heart
embryological origin) and the rest of the right atrium (which features pectinate muscles on its inner surface). The terminal sulcus corresponds to the position
Terminal_sulcus_(heart)
Medication
Bacillus Calmette-Guérin-unresponsive non-muscle invasive bladder cancer with carcinoma in situ with or without papillary tumors. Efficacy was evaluated in QUILT-3
Nogapendekin_alfa_inbakicept
Part of left heart ventricle
interatrial septum pectinate muscles terminal sulcus Ventricles interventricular septum trabeculae carneae chordae tendineae papillary muscle Valves Cusps Atrioventricular
Left_border_of_heart
Medical condition
Papillary urothelial neoplasm of low malignant potential (PUNLMP) is an exophytic (outward growing), (microscopically) nipple-shaped (or papillary) pre-malignant
Papillary urothelial neoplasm of low malignant potential
Papillary_urothelial_neoplasm_of_low_malignant_potential
Species of plant
alkaloids and related compounds on guinea-pig isolated perfused heart and papillary muscle". Life Sciences. 58 (10): 845–854. doi:10.1016/0024-3205(96)00018-5
Taxus_cuspidata
Medical condition
Pathol. 1989;9(5):567-75.) Endovascular papillary angioendothelioma, also known as "Dabska tumor", "papillary intralymphatic angioendothelioma" (PILA)
Hemangioendothelioma
Type of muscle
activation as seen in purely asynchronous muscle. This property benefits heart function by maintaining papillary muscle tension during the entire systolic cycle
Asynchronous_muscles
interatrial septum pectinate muscles terminal sulcus Ventricles interventricular septum trabeculae carneae chordae tendineae papillary muscle Valves Cusps Atrioventricular
Fold_of_left_vena_cava
Electric conductors in heart ventricles
interatrial septum pectinate muscles terminal sulcus Ventricles interventricular septum trabeculae carneae chordae tendineae papillary muscle Valves Cusps Atrioventricular
Bundle_branches
Extremity at the end of an arm or forelimb
epidermis. All parts of the skin involved in grasping are covered by papillary ridges (fingerprints) acting as friction pads. In contrast, the hairy
Hand
Fold in the interior lining of the right atrium of the heart
interatrial septum pectinate muscles terminal sulcus Ventricles interventricular septum trabeculae carneae chordae tendineae papillary muscle Valves Cusps Atrioventricular
Valve_of_coronary_sinus
Anatomical feature of the human heart
interatrial septum pectinate muscles terminal sulcus Ventricles interventricular septum trabeculae carneae chordae tendineae papillary muscle Valves Cusps Atrioventricular
Left_atrioventricular_orifice
Part of the cardiac cycle when a heart chamber contracts
valves—which are prevented from inverting by the chordae tendineae and the papillary muscles. Now ventricular pressure continues to rise in isovolumetric, or fixed-volume
Systole
Skipped human heartbeat with ventricular origin
a risk factor for arrhythmia-induced cardiomyopathy, in which the heart muscle becomes less effective and symptoms of heart failure may develop. Ultrasound
Premature ventricular contraction
Premature_ventricular_contraction
American cardiologist (1932–2007)
explanation for what the law held. Sonnenblick showed that cardiac papillary muscle follows Hill's force-velocity equation, and that the Frank-Starling
Edmund_Sonnenblick
Ligaments of the sternum and pericardium
interatrial septum pectinate muscles terminal sulcus Ventricles interventricular septum trabeculae carneae chordae tendineae papillary muscle Valves Cusps Atrioventricular
Sternopericardial_ligaments
Medical condition
predispose the left ventricle—especially the inferolateral wall and papillary muscles—to stretch-induced fibrosis, which is believed to be an important
Mitral_annular_disjunction
Medical condition
interatrial septum pectinate muscles terminal sulcus Ventricles interventricular septum trabeculae carneae chordae tendineae papillary muscle Valves Cusps Atrioventricular
Sinoatrial_block
Medical condition
intramural hematomas (which are benign and self-limiting in most cases), papillary muscle rupture, and septal injuries. Common electrical disturbances include
Blunt_cardiac_injury
cardiac surgery 429.5 Rupture of chordae tendineae 429.6 Rupture of papillary muscle 429.7 Certain sequelae of myocardial infarction not elsewhere classified
List of ICD-9 codes 390–459: diseases of the circulatory system
List_of_ICD-9_codes_390–459:_diseases_of_the_circulatory_system
Cancer of the adrenal cortex
Cushing's syndrome (glucocorticoid excess), these include weight gain, muscle wasting, purple lines on the abdomen, a fatty "buffalo hump" on the neck
Adrenocortical_carcinoma
Disease in the valves of the heart
the heart becomes enlarged and causes displacement of the attached papillary muscles, which control the mitral. Pulmonary and tricuspid valve diseases
Valvular_heart_disease
Agent affecting the excitability of the heart
inotropic and bathmotropic effects of dihydro-ouabain on guinea-pig papillary muscle". Naunyn-Schmiedeberg's Archives of Pharmacology. 307 (2): 99–104.
Bathmotropic
American physician
diagnostic procedures for certain cardiovascular diseases, including Papillary Muscle Syndrome and the ECG pattern characteristic of certain cerebrovascular
George_E._Burch
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PAPILLARY MUSCLE
PAPILLARY MUSCLE
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