PSYCH 212 Lecture Notes - Lecture 6: Eleanor J. Gibson, Depth Perception, Theoretical Ecology
Document Summary
Classnotes 6 (chapter 6: physical development the first 3 yrs of life) - updated 10/21 @1035am. Reflexes: understand the purpose of reflexes and their characteristics. Key terms here: postural, primitive, locomotor, rooting/sucking, moro, darwinian (grasping), tonic neck, perez, babkin,babinski, rooting, walking/swimming/crawling, reflex gap. Primitive reflexes: disappearance of reflex indicates that leaned behavior has taken over, rooting/sucking. Disappears at 9 months: darwinian (grasping) Strong enough to be raised to a standing position. Baby extends legs, arms, fingers, arches back, draws back head (like a parachute/ para trooper) Disappears at 3 months: tonic neck response. Stroking baby"s spine from tail to head (or use sound) Touch, sound, response is to raise the head. Disappears by 6 months: walking, swimming, crawling: Or held under arms- the baby makes well coordinated swimming or walking motions. Key terms here: the denver developmental screening test, gross motor skills, fine motor skills, head control and hand control.
