This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Internal Generative Organs, Subject name: Gynaecology & Obstetrics
Most common site of fertilization is: 
Select and explain. 
A. Cervix, B. Ampulla, C. Fimbriae, D. Uterus
B: Ampulla
Answer: B: Ampulla 
Explanation: ANSWER: (B) AmpullaREF: Ganong's 22nd ed chapter 23Also asked in June 2011"In humans, fertilization of the ovum by the sperm usually occurs in the ampulla of the uterine tube"