Differentiate between changes in body of adolescent boys and girls.
Following changes are observed in boys and girls during puberty
Changes in boys
Under the influence of hormones, larynx grows prominently, vocal cords become longer and thicker, causing the voice to become hoarse.
Hair starts growing in the frontal region of the genital area.
Appearance of hair in other areas such as underarms, legs, chest, abdomen, back, and face.
Enlargement of testicles followed by penis.
More secretion of oil from the skin, resulting in the appearance of acne.
Testes grow and start producing sperms.
Changes in girls
Increase in breast size and the darkening of the skin of nipples present at the tips of the breasts.
Appearance of hair in the genital area.
Appearance of hair in other areas such as underarms, face, hands, and legs.
Increase in the size of uterus and ovary.
Beginning of menstrual cycle.
More secretion of oil from the skin, resulting in the appearance of acne.