Question

Posterior descending artery

Accepted Answer

(PDA, posterior interventricular artery)

Structure: a vessel descending along the posterior interventricular sulcus. May arise from the circumflex artery (left-dominant, rare) or right coronary artery (right-dominant)

Function: brings oxygenated blood to the posterior surface of the heart (both ventricles, posterior 1/3 of interventricular septum)

Front	Posterior descending artery
Back	(PDA, posterior interventricular artery) Structure: a vessel descending along the posterior interventricular sulcus. May arise from the circumflex artery (left-dominant, rare) or right coronary artery (right-dominant) Function: brings oxygenated blood to the posterior surface of the heart (both ventricles, posterior 1/3 of interventricular septum)

Posterior Artery Interventricular Descending Pda Structure Vessel Sulcus