Normal development Flashcards
factors influencing normal development
genetics
nutrition
environmental
IQ = chronological age / mental age
true or false
false
IQ = mental age / chronological age
define median age
age when 50% of the population achieve a skill
define limit age
age when 97.5% of the population should acquire a skill
List the 5 principles of development
- It is a continuous process
- Requires maturation of nervous system
- Sequence of development is the same but the rate at which skills are achieved may vary
- Happens in a cephalocaudal direction
- Goes from generalised mass activity to specific movements
What are the 4 areas of developement
- Gross motor
- Fine motor and vision
- Language and hearing
- Social behaviour and play
what is the limit age for walking
18 months
what is the normal age a baby should have ‘social smile’
6 weeks
when are the primitive reflexes lost
3-4 months
what is the limit age for social smile
8 weeks
list the primitive reflexes
Sucking and rooting Plantar and palmar ATNR Moro Stepping and placing
what is the sucking and rooting reflex
baby feels nipple on cheek and turns head
what are the plantar and palmar reflexes
when the baby feels something on their palm or plantar surface of feet they curls their fingers/toes
what is ATNR
asymmetric tonic neck reflex
helps to prevent rolling over
e.g. if baby turns head right, right limbs are extended and left limbs are flexed
what is the moro reflex
baby stretches arm out back from startled brief release then bring arms forward to grasp
