This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Stomach, Subject name: Anatomy
Cardiac end of stomach lies at which rib? 
Select and explain. 
A. 8th rib, B. 7th rib, C. 9th rib, D. 10th rib
B: 7th rib
Answer: B: 7th rib 
Explanation: Ans. (b) 7th ribRef: Essentials of Anatomy IB singh 2nd ed. / 304