Blood supply and venous drainage of the heart wall Flashcards

1
Q

by what veins is the blood drained from the coronary arteries in the heart?

A

The cardiac veins which drain into the coronary sinus which in turn drains into the right atrium.

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2
Q

where is the coronary sinus located?

A

posterior surface of the heart.

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3
Q

where do the coronary arteries and the cardiac veins lie together?

A

both the atrioventricular (coronary) sulcus and the inter ventricular sulci (grooves) of the heart wall.

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4
Q

Name the 6 coronary arteries.

A

right coronary artery
left coronary artery
anterior interventricular branch from left coronary artery
posterior inter ventricular branch of right coronary artery
circumflex branch of left coronary artery

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5
Q

Name the 6 cardiac veins.

A
great cardiac vein
middle cardiac vein
small cardiac vein
anterior cardiac vein
oblique vein of left atrium
coronary sinus
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6
Q

which pair of coronary arteries anastamose in the coronary sulcus?

A

circumflex and right coronary artery

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7
Q

where does the right coronary artery distribute?

A

right atrium
right ventricle
atrioventricular node and bundle
sinoatrial node

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8
Q

where does the left coronary artery distribute?

A

both ventricles and the inter ventricular septum
left atrium
sinoatrial node

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9
Q

whats the name for the small veins which drain the heart wall directly into each chamber of the heart?

A

venae cordis minimae.

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10
Q

the great cardiac vein lies alongside what artery?

A

the anterior interventricular artery in the interventricular groove

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11
Q

the small cardiac vein lies along side what artery?

A

the marginal artery near the right inferior margin of the heart

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12
Q

the middle cardiac vein lies alongside what artery?

A

the posterior inter ventricular in the posterior inter ventricular groove

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