atrioventricular

American  

[ay-tree-oh-ven-trik-yuh-ler] / ˌeɪ tri oʊ vɛnˈtrɪk jə lər /

adjective

Anatomy.

1. of or relating to the atria and ventricles of the heart. AV, A-V

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atrioventricular British  

/ ˌeɪtrɪəʊvɛnˈtrɪkjʊlə /

adjective

1. of, relating to, or affecting both the atria and the ventricles of the heart

   atrioventricular disease

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Etymology

Origin of atrioventricular

1855–60; < New Latin atrio- (combining form of atrium heart chamber; see atrium, -o-) + ventricular

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Example Sentences

See Examples For:

atrioventricular

The atria contract at the same time, forcing blood through the atrioventricular valves into the ventricles.

From Textbooks ● Jun. 9, 2022

Beginning with all chambers in diastole, blood flows passively from the veins into the atria and past the atrioventricular valves into the ventricles.

From Textbooks ● Jun. 19, 2013

When the pressure falls below that of the atria, blood moves from the atria into the ventricles, opening the atrioventricular valves and marking one complete heart cycle.

From Textbooks ● Jun. 19, 2013

The valves between the atria and ventricles are known generically as atrioventricular valves.

From Textbooks ● Jun. 19, 2013

Since these openings and valves structurally weaken the atrioventricular septum, the remaining tissue is heavily reinforced with dense connective tissue called the cardiac skeleton, or skeleton of the heart.

From Textbooks ● Jun. 19, 2013

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