Infancy
1.
Main reflexes
a.
Breathing
i.
Repetitive inhalation and expiration
b.
Eye-blink
i.
Closing or blinking the eyes
c.
Pupillary
i.
Constriction of pupils to bright lights; dilation to dark or dimly lit
surroundings
d.
Rooting
i.
Turning the head in the direction of a touch stimulus to the cheek
e.
Sucking
i.
Sucking on objects placed (or taken) into the mouth
f.
Swallowing
i.
Swallowing
g.
Babinski
i.
Fanning and then curling the toes when the bottom of the foot is
stroked
h.
Palmar grasping
i.
Curling of the fingers around objects (such as a finger) that touch
the baby’s pam
i.
Moro
i.
A loud noise or sudden change in the position of the baby’s head
will cause the baby to throw his or her arms outward, arch the
back, and then bring the arms toward each other as if to hold onto
something
j.
Swimming
i.
An infant immersed in water will display active movements of the
arms and legs and involuntarily hold his or her breath (thus giving
the body buoyancy); this swimming reflex will keep an infant
afloat for some time allowing easy rescue
k.
Stepping
i.
Infants held upright so that their feet touch a flat surface will step
as if to walk
2.
States
a.
Irregular sleep
i.
8-9 hr/day, REM sleep, awake every 3-4 hrs, sleep cycles 50-60
min
b.
Regular sleep
i.
8-9 hr/day, deep sleep
c.
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- Fall '08
- DR.V
- Classical Conditioning, Operant Conditioning, Unconditioned stimulus b., touch stimulus
-
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