Exam 4 Flashcards
What is the Age of adolescence
12-18 years old
what is the main change of teens
puberty
what is puberty stage
Time between the first onrush of hormones and full adult physical development
what are the 2 main aspects of puberty
growth spurt and sexual maturity
how long does puberty last
3-5 years after it starts
– so some individuals continue to grow in their 20’s
what age does puberty normally start at
8-14 years old
when does psychosocial maturity happen
this normally takes many more years to maturity and it doesnt happen in teen stage
what causes puberty to start
with an increase in hormones
- pubertal hormones
- visible signs
where do the hormones come from
- HPA
- HPG
how does HPA transmit hormones
hypothalamus–pituitary–adrenal
how does HPG transmit hormones
hypothalamus–pituitary–gonad
how tall do teens grow a year
4 inches a year
how much weight does the teen grow a year
Girls = 14-15 lbs a year Boys= 15-16 lbs a year
how does the growth spurt happen for teens
-distal to proximal
so the fingers and hand plus the feet and toes grow 1st then the limbs then the trunk
what is the sequence for growth for a teen
1st -weight
2nd- height
3rd- strength
where does the weight of boys and girls come from
boys- muscles
girls - fat
how much essential fat do boys and girls have
boys - 2-3%
Girls- 10-13%
how does the skin and hair change in teens
skin- oly and sweater
hair- rougher and darker plus more hair will grow
how do organs growth change in teens
the lung - 3x in size
the Heart- 2x in size
how does HR, BP, RR change in teens
they become adult values
HR- 60-100
BP- 120/80
RR- 12-20
what is sexual maturation stages
- primary
- secondary
what are primary sex characteristics
Parts of the body that are directly involved in reproduction, including the vagina, uterus, ovaries, testicles, and penis
- of the sex organs of reproduction
what are the secondary sex characteristics
Physical traits that are not directly involved in reproduction but that indicate sexual maturity
** physical signs of maturity not directly linked to reproduction
- shape- males ↓ in hip and females ↑ in hips
- hair patterns- males on the face BOTH arm pits and sex organs
- breast- females
what is menarcher
this is the onset of menstruation in girls