Growth And Development
Order of development of secondary sexual characteristic in male - (AIPG 2012)
|A||Testicular development--pubic hair—axillary hair--beard|
|B||Pubic hair--testicular development—axillary hair -- beard|
|C||Testicular development --beard--pubic hair—axillary hair|
|D||Axillary hair--beard --pubic hair—testicular development|
Testicular development -- pubic hair -- axillary hair -- beard
o In boys, the first visible sign of puberty and the hallmark of SMR 2 is testicular enlargement.
o The sequence of development of secondary sexual characteristic in boys is -
Testicular enlargement -) Penis enlargement + Pubic hair growth + Peak growth velocity -+Axillary hair -+ faciat hair.