atrioventricular : Idioms & Phrases

Index

atrioventricular block

  • noun recurrent sudden attacks of unconsciousness caused by impaired conduction of the impulse that regulates the heartbeat
    heart block; Stokes-Adams syndrome; Adams-Stokes syndrome.
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atrioventricular bundle

  • noun a bundle of modified heart muscle that transmits the cardiac impulse from the atrioventricular node to the ventricles causing them to contract
    truncus atrioventricularis; bundle of His; atrioventricular bundle.
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atrioventricular nodal rhythm

  • noun the normal cardiac rhythm when the heart is controlled by the atrioventricular node
    nodal rhythm.
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atrioventricular node

  • noun a node of specialized heart muscle located in the septal wall of the right atrium; receives impulses from the sinoatrial node and transmits them to atrioventricular bundle
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atrioventricular trunk

  • noun a bundle of modified heart muscle that transmits the cardiac impulse from the atrioventricular node to the ventricles causing them to contract
    truncus atrioventricularis; bundle of His; atrioventricular bundle.
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atrioventricular valve

  • noun either of two heart valves through which blood flows from the atria to the ventricles; prevents return of blood to the atrium
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left atrioventricular valve

  • noun valve with two cusps; situated between the left atrium and the left ventricle
    mitral valve; bicuspid valve.
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right atrioventricular valve

  • noun valve with three cusps; situated between the right atrium and the right ventricle; allows blood to pass from atrium to ventricle and closes to prevent backflow when the ventricle contracts
    tricuspid valve.
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