Child evolution II Flashcards
Boys have more muscle in the _____ area
scapula
Girls have more fat at the ___ area
pelvic
Boys height at 6 years old?
121 cm
Boys height at 9 years old?
140 cm
Boys height at 12 years old?
154 cm
Girls height at 6 years old?
119 cm
Girls height at 9 years old?
137 cm
Girls height at 12 years old?
157 cm
Speed of growth (height) in children?
5-6 cm until puberty
A constant variation in speed of height growth can indicate..?
pathology
At what age are boys taller? Girl?
- 6-9 the boys are taller
- 9-12 girls are taller because of
puberty
What is the growth rate at puberty?
10-13cm/year
When do girls go through puberty?
11-15 years old
When do boys go through puberty?
12-16 years old
What are the stages of puberty for girls? (3)
- Telarchy
- Pubarchy
- Menarchy
What is telarchy? (3)
1st stage of puberty in girls
- breast development
- max growth of 10-12cm / year
What is pubarchy? (3)
2nd stage of puberty
- axilla and pubic hair
- 10cm/year growth
What is menarchy? (3)
3rd stage of puberty
- first menstruation
- residual growth (3-4cm/year for 1-2 years)
How many stages of puberty do boys have?
3
What occurs during the first stage of puberty in boys? (2)
Increase in body fat and muscle mass
What occurs during the second stage of puberty in boys?
appearance of secondary sexual characters
What occurs during the 3rd stage of puberty in boys?
Increase in height (10-15cm more than girls)
Puberty: proportions?
Head and neck proportions start to look like those
in the adult thanks to the great growth of the trunk
and limbs
boys weight 6 years old?
24kg
Girls weight 6 years old?
23kg
Boys weight 9 years old?
33kg
Girls weight 9 years old?
32kg
Boys weight 12 years old?
44kg
Girls weight 12 years old?
45kg
there are bigger variations in ____ than ____ (height/weight)
BIGGER VARIATIONS IN THE WEIGHT THAN THE HEIGHT