atrial : Idioms & Phrases
atrial artery
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noun the branch of the coronary artery that supplies the muscles of the atria
WordNet
atrial auricle
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noun a small conical pouch projecting from the upper anterior part of each atrium of the heart
auricula atrii; auricle.
WordNet
atrial fibrillation
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noun fibrillation of the muscles of the atria of the heart
WordNet
atrial septal defect
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noun an abnormal opening between the left and right atria of the heart
