normal puberty, Flashcards
what is puberty
phase of development between childhood and adulthood in which complete functional maturation of the reproductive glands and external genitalia occurs
when does puberty begin
11 in girls
13 in boys
order of phases of pubertal changes
Gonadarche: pituitary glands release FSH and LH to activate reproductive glands
Adrenarche: adrenal gland beings producing androgens
Thelarche: breasts start developing (buds)
Pubarche: growth of pubic hair
Menarche: onset of mensturation
how does puverty begin
unknown strigger 1t 11/13 y/o causes leptin prodcution
increased activation of GnRH in hypothalamus by pulsatole release
pit is stim by GnRH to release FSH & LH
factors affecting puberty
general heathl
- nutrition
- weight
Genetivs
environment
stages of puberty in GIRLS according to age
age of onset: 8–13 years
order of changes: adrenarche
gonadarche
thelarche (8–11 yrs)
growth spurt (11.5–16.5 yrs)
pubarche (mean age of onset 12 years)
menarche (10–16 years ; mean age: 13 years)girl
stages of puberty in BOYS according to age
onset: 9–14 years
order of changes: adrenarche
gonadarche (9–14 years)
pubarche (mean 13.5 years)
growth spurt (mean 13.5 years)
androgenic hair growth
first visible sign of puberty
boys: testicular enlargment
girls: breast development
what is adolescence
period of physical and psychological development from the onset of puberty to adulthood associated
why is adolescence associated w/ increased morbidity/ mortality
risk taking behaviors
Mortality: motor vehicle accidents, suicide, homicide
Morbidity: sexually transmitted infections , eating disorders, depression
stages of adolescence
early: 10-14
- self esteem & body issues
middle: 15-16
- identity development
- mood swings
- narcisism
late: 17 and over
- less ego
- idealsm
- awareness of future
