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Questions and Answers
Which two major left sided arteries come off the left main coronary artery?
Which two major left sided arteries come off the left main coronary artery?
- Left anterior descending artery and left circumflex artery (correct)
- Left anterior descending artery and right coronary artery
- Left circumflex artery and right coronary artery
- Right coronary artery and left main artery
What does the small short stub coming off the left main coronary artery supply?
What does the small short stub coming off the left main coronary artery supply?
- Left ventricle and back/posterior portion of the heart (correct)
- Left atrium and front/anterior portion of the heart
- Right ventricle and back/posterior portion of the heart
- Right atrium and front/anterior portion of the heart
Which two arteries supply the right ventricle and front/anterior portion of the heart?
Which two arteries supply the right ventricle and front/anterior portion of the heart?
- Right coronary artery and left main artery
- Left anterior descending artery and left circumflex artery
- Left circumflex artery and right coronary artery
- Left anterior descending artery and right coronary artery (correct)
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Study Notes
Coronary Arteries
- The left main coronary artery branches into two major left-sided arteries: Circumflex artery and Left anterior descending artery.
- The small short stub coming off the left main coronary artery is the Diagonal artery, which supplies the Left ventricle.
- The Right coronary artery and Acute marginal artery are the two arteries that supply the Right ventricle and the front/anterior portion of the heart.
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