dominant artery


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Related to dominant artery: Coronary blood vessels

dominant artery

In cardiology, the coronary artery that supplies the posterior descending artery (PDA) of the heart. The coronary circulation is said to be “right dominant” when the PDA receives its blood flow from the right coronary artery, and “left dominant” when its flow comes from the left coronary artery, via the left circumflex artery.
See also: artery