This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
Testes completely descend in the scrotum by the aha of 
Select and explain. 
A. Ends of 7th month of intrauterine life, B. End of 8th months of intrauterine life, C. End of 9th months of intrauterine life, D. After bih
C: End of 9th months of intrauterine life
Answer: C: End of 9th months of intrauterine life 
Explanation: Testis lies at superficial ring at 8th month and enters the scrotum at the beginning of 9th month. It reaches the final position in the scrotum just before bih.