Question of the Day... General Anatomy

These questions are taken from the Singapore Oct 2013 MRCS Part B OSCE Exam.

Question:

Name the 1st 2 branches of the ascending aorta.

Answer:
The ascending aorta has 2 branches, the Right and Left coronary arteries. The RCA arises from the anterior aortic sinus and the LCA arises from the posterior aortic sinus. You need to know 2 main branches from each coronary artery and what it supplies

RCA
The 2 main branches of the RCA:

1. Posterior interventricular branch
2. Right marginal branch

LCA

The 2 main branches of the LCA"

1. Anterior interventricular branch
2. Left circumflex artery

Question:

What is the course of the splenic artery?

Answer:

The splenic artery arises as one of the branches of the coeliac trunk and runs along the superior surface of the pancreas in the lienorenal ligament to the hilum of the spleen.