Atrial branches of coronary arteries

Atrial branches of coronary arteries
Sternocostal surface of heart.
ARTERIES: RCA = right coronary AB = atrial branches SANB = sinuatrial nodal RMA = right marginal LCA = left coronary CB = circumflex branch LAD/AIB = anterior interventricular LMA = left marginal PIA/PDA = posterior descending MARG = left marginal AVN = atrioventricular nodal VEINS: SCV = small cardiac ACV = anterior cardiac AIV/GCV = great cardiac MCV = middle cardiac CS = coronary sinus
Details
Source	right coronary artery
Identifiers
Latin	rami atriales arteriae coronariae dextrae
TA	A12.2.03.105 A12.2.03.214
FMA	71668
*Anatomical terminology* [edit on Wikidata]

The atrial branches of right coronary artery derive from the right coronary artery and provide part of the blood supply to the right atrium and left atrium.

External links

Lungs

Heart

Sections

Brachiocephalic	Thyreoidea ima Right subclavian Right common carotid

Left common carotid	External carotid Internal carotid Carotid body Carotid sinus Carotid bifurcation

Left subclavian	Internal thoracic: Anterior intercostal Thymic Pericardiacophrenic Perforating branches terminal (Musculophrenic, superior epigastric) Costocervical trunk: Highest intercostal (Posterior intercostal 1–2) Deep cervical

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