Anatomy - Vessels Of The Heart

Front 1

List the arterial vessels that supply the heart, along with their most important branches.

Back 1

1. Left coronary artery, which branches into
i. Anterior interventricular artery
ii. Circumflex artery
2. Right coronary artery, which branches into
i. Right marginal branch
ii. Posterior interventricular artery

Front 2

From which artery does the left marginal branch originate ?

Back 2

The circumflex artery, which is a branch of the left coronary artery.

Front 3

List which parts of the heart is supplied by the left coronary artery.

Back 3

1. LA
2. LV
3. Two thirds of the IV septum
4. AV bundles

Front 4

List which parts of the heart is supplied by the right coronary artery.

Back 4

1. RA
2. RV
3. One third of the IV septum
4. SA node
5. AV node

Front 5

List the major vessels that drain the heart.

Back 5

1. Great cardiac vein (accompanies anterior IV and circumflex)
2. Coronary sinus
3. Middle cardiac vein (accompanies posterior IV)
4. Small cardiac vein (accompanies right marginal)

Front 6

List 3 ways in which blood is drained from the heart.

Back 6

1. Through the coronary sinus
2. Venae cordis minimae (small veins open in all chambers)
3. Anterior cardiac veins (drain directly into RA)