This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Impotency, Virginity, pregnancy & aboion, Subject name: Forensic Medicine
Most common site for rupture of hymen in a virgin in case of penile penetration is: 
Select and explain. 
A. Anterior, B. Antero-lateral, C. Posterior, D. Postero-lateral
D: Postero-lateral
Answer: D: Postero-lateral 
Explanation: HYMEN TEARS: Congenital: Anterior Intercourse/ foreign body: Postero-lateral - In a virgin, hymen rupture occurs with 1st intercourse. This is the principal evidence of intercourse in a virgin OTHER CONDITIONS CAUSING HYMEN RUPTURE PRIOR TO INTERCOURSE: Accidents, masturbation, instrumentation, aificial dialation by foreign bodies for prostitution, passage of large blood clots.