physical development of adolescence

Adolescence

The stage between childhood and adulthood, typically marked by puberty or the ability to reproduce.

Puberty

The period of development during adolescence that includes the onset of sexual maturation, marked by the development of primary and secondary sex characteristics.

Growth Spurt

A rapid increase in growth during adolescence, typically lasting 2-3 years and resulting in an increase in height of 8-12 inches.

Sexual Development

The development of sex characteristics during adolescence, including the onset of puberty and the physical changes related to reproduction.

Menarche

The first occurrence of menstruation in girls, signaling the beginning of puberty and the ability to ovulate.

Spermarche

The first ejaculation in boys, marking the onset of puberty and the development of reproductive ability.

Primary Sex Characteristics

Physical traits directly involved in reproduction, such as testes in males and ovaries in females.

Secondary Sex Characteristics

Physical traits not directly involved in reproduction, such as hair growth, voice changes, and the development of breast and hip tissue.

Testosterone

A male hormone that increases during puberty, causing the development of sexual organs, facial hair, and deeper voice.

Estrogen

A female hormone that increases during puberty, causing the development of breasts and hip tissue.

Androgen

A hormone similar to testosterone, influencing secondary sex characteristics in females during puberty.

Early vs Late Maturation (Boys)

Boys who mature early tend to be more popular and excel in sports due to increased size and strength, while those who mature later may make better decisions as adults.

Early vs Late Maturation (Girls)

Girls who mature early may feel awkward and be teased due to being larger than their peers, while those who mature later may not face such challenges.