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Stages of Development in Adolescent Males
Stage 5
Growth
Growth in height stops.
Genitals
Scrotum is at its adult size. Testes are longer than 1 3/4 inches (4.5 cm) long measured along the long axis or over 20 ml in volume.
Penis has full adult characteristics.
Hair
Pubic hair covers groin and the inner thighs.
Chest hair develops
Full facial hair develops
Body
Muscles are easily developed
Shoulders widen to give a typical male physique
Chin widens, giving a squared off look.
Attitude
Brain continues to develop reaching typical adult thought pattern by age 24.



