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20 Cards in this Set

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Cephalocaudal
-Earliest growth is on top (the head)to bottom
-Head area growth is the same top to bottom
-Rest of body is top to bottom (shoulder, trunk...)
Proximaldistal
sequence where growth starts at the center of the body and moves toward extremities
Averages of newborn
height
weight
rate of growth and weight gain
20" long
7.5 lbs
grow 1"/month in 1st year
Weight triples by 12 mos.
Infant Brain
Laeralization
2 hemis'
infants have more activity in left hemi w/speech
Infant Sleep
Newborns 16-17 hrs
@ 1 mo sleep longer nightes
by 4 mos more like an adult in that they sleep the whole night through
REM in infants
%
3 different REM
infants spend 50% in REM
adults about 20%
REM sleep: eyes closed but not still, may have motor activity
No REM sleep: eyes closed &still, NO motor activity
No REM, active sleep: eyses closed & still, some motor activity
Reflexes at birth
Sucking
Rooting
Moro
Grasping
Reflexes at birth
Sucking
ends 3-4 mos. start sucking when object is placed in mouth
Reflexes at birth
Rooting
ends 3-4 mos. infant turns hear toward side that a stroke of the cheek or near mouth is
Reflexes at birth
Moro
ends 3-4 mos.
Startle response: whole body opens up, back arches. will return to normal position immediately
Reflexes at birth
Grasping
end by 3rd mo: hand grasps the object that touches palm
Gross Motor
1 mo: lift head
3 mo: lift chest and use arms for support
3-4 mos: rollover
4-5 mos support some weight with legs
6 mo: sit withou support
7-8 mo: crawl and stand supportive
8 mo: pull self up
10-11 mos: walk w/support
12-13 mos: walk unsupported
Fine Motor
0-3 mo: grasp reflex
2 mo: holds rattle/control of opening hand starts
3-4 mos: inspects fingers, reaches for dangling ring
4 mo: holds object to mouth, all digits
5 mo: bilateral integration: transfers of hand-hand
6 mo: hold object, bangs it, examines, throws it
7 mo: pulls string, can use tip to tip
Fine Motor
when does propioseption develop
3-4 months
Fine Motor
Milestones
5th mo: bilateral integration

6th mo: hold and use the object
Dynamic Systems Theory
try to explain how motor behavior are assembled for perceiving and acting
THE TASK AND CHALLENGE OF THE CONTEXT DRIVE CHANGE
Sensation & Perception
Sensation occurs when info interacts w/ sensory receptors
Perception is the interpretation of what is sensed
Perception does what
gives us opportunities to use affordances that bring us in contact with the environment around us
Intermodal perception
involves integrating info from two or more sensory modalities such as vision and hearing
Perceptual-Motor Coupling
Perception and action are couples; must perceive to move, must move to perceive