This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Pericardium & Heart, Subject name: Anatomy
Right border of heart is formed by all except - 
Select and explain. 
A. Right atrium, B. Rightventricle, C. SVC, D. IVC
B: Rightventricle
Answer: B: Rightventricle 
Explanation: Ans. is 'b' i.e., Right ventricle o Dont get confused with above question. Most probably this question has been framed by a radiologist. Read following factsi) Right border of heart is formed by (anatomically) - Right atrium.ii) Right border of heart is formed by (on X-ray PA view) - Right atrium (majority), SVC, I VC. o Similiarly-i) Left border of heart is formed by (anatomically) - Left atrium (mainly), left auricle.ii) Left border of heart is formed by (on X-ray PA view) - Aortic knucle, Pulmonary trunk, left auricle, left atrium, left ventricle.