This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Development and Epidemiology, Subject name: Pediatrics
First sign of male puberty is - 
Select and explain. 
A. Enlargement of penis, B. Enlargement of testes, C. Appearanc e of pubic hair, D. Appearance of axillary hair
B: Enlargement of testes
Answer: B: Enlargement of testes 
Explanation: Ans. is 'b' i.e., Enlargement of testes In male - Sequence of changeGrowth of testes (> 3 ml in volume or & thinning of scrotum 2 [?] 5 cm in longest diameter)Pigmentation of scrotum & growth of penisPubic hairAxillary hair In femaleBreast bud - First signPubic hairMenarche