#1
Which artery primarily supplies blood to the right atrium and right ventricle?
Right coronary artery (RCA)
ExplanationMain artery for the right side of the heart.
#2
Which artery is often referred to as the 'widowmaker'?
Left anterior descending artery (LAD)
ExplanationCritical artery, occlusion leads to high risk of sudden death.
#3
Which artery supplies oxygen-rich blood to the heart muscle itself?
Coronary arteries
ExplanationArteries dedicated to myocardial oxygenation.
#4
Which artery supplies blood to the left atrium and lateral wall of the left ventricle?
Circumflex artery
ExplanationCritical for left atrial and left ventricular blood supply.
#5
Which coronary artery is usually dominant in a right-dominant heart?
Right coronary artery (RCA)
ExplanationPredominant artery in right-dominant heart anatomy.
#6
Which artery supplies blood to the interventricular septum?
Left anterior descending artery (LAD)
ExplanationSupplies the septal region of the heart.
#7
Which coronary artery is commonly associated with supplying the atrioventricular (AV) node?
Right coronary artery (RCA)
ExplanationKey in AV nodal blood supply in many individuals.
#8
Which artery is the main continuation of the left coronary artery?
Circumflex artery
ExplanationContinues left coronary artery flow to lateral heart.
#9
Which coronary artery is most commonly affected in a condition known as 'left dominance'?
Circumflex artery
ExplanationPredominant artery in left-dominant heart.
#10
Which coronary artery supplies the atria and posterior part of the ventricles?
Left circumflex artery
ExplanationKey for atrial and posterior ventricular supply.