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atrioventricular
adjective
atrio·ven·tric·u·lar
ˌā-trē-ō-ven-ˈtri-kyə-lər
-vən-
: of, relating to, or located between an atrium and ventricle of the heart
Examples of atrioventricular in a Sentence
Recent Examples on the Web
The electrical impulse travels to an area called the atrioventricular (AV) node, located between the upper and lower chambers.
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Angela Ryan Lee, Verywell Health, 25 Sep. 2024
There, he was diagnosed with third degree atrioventricular block, hypertension, and depression.
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Cheri Lucas Rowlands, Longreads, 25 July 2024
The atrioventricular, or AV, node is the second key area of the heart’s electrical wiring.
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Virginia Singla, Discover Magazine, 15 Dec. 2023
Abnormally fast or slow heartbeats emanating from atria of the heart
Acquired atrioventricular block: Abnormal heart rhythms when the electricity generated in the atrium is not able to conduct down to the ventricles.
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Jennifer Whitlock, Rn, Msn, Fn, Verywell Health, 24 Oct. 2023
For one, a major electrical relay in the heart, the atrioventricular junction, can only fire about every 0.2 seconds, capping heart rate at about 300 beats per minute.
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Matt Hrodey, Discover Magazine, 5 Apr. 2023
But Decker was born with congenital heart defects — specifically, an atrioventricular septal defect and pulmonary stenosis.
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David Begnaud, CBS News, 1 Sep. 2022
Selah had a hole in her heart (complete atrioventricular canal defect) that was diagnosed before she was born.
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Sarah Schreiber, Good Housekeeping, 27 Oct. 2016
Sadie was born with complete atrioventricular canal defect —a large hole in the center of the heart —on Nov. 11, 2014, and underwent a pair of surgeries to repair the defect, Lee’or tells PEOPLE.
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Char Adams, PEOPLE.com, 10 Apr. 2018
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Word History
Etymology
New Latin atrium + English ventricular
First Known Use
1854, in the meaning defined above
Phrases Containing atrioventricular
Dictionary Entries Near atrioventricular
Cite this Entry
“Atrioventricular.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/atrioventricular. Accessed 12 Feb. 2025.
Medical Definition
atrioventricular
adjective
atrio·ven·tric·u·lar
ˌā-trē-(ˌ)ō-ˌven-ˈtrik-yə-lər
1
: of, relating to, or situated between an atrium and ventricle
2
: of, involving, or being the atrioventricular node
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