Infancy Flashcards
Infancy
Birth to 1 year
Changes in first year of infancy
Body wt Triples
Body Size increases
Heart beat, pulse-slows: 120 bpm to 80-100, 100/55 for BP
1 month to 3 months
Head control
Visual tracking
Social skills
Head controls increase from 45 degrees at 1-2 moths to how many degrees at 2-3 months?
90 degrees
At what age does crossing the midline occur
2-3 mo
Social skills and smile emerges at what age
2-3 mo
What does crossing the midline entail
Coordination of sides
Coordination and integration of cerebral hemispheres
Weight shift
Middle infancy is considered how many months
4-6
Sitting
Pulls to sit (4 months)
Sits supported- 5 months
Three point or prop sit-6 months
Protective supporting reactions — “parachute reaction”
Forward (5-6 months)
Side (7-8 months)
Back (9-10 months)
Positive supporting reactions
Upper extremity — 4-6 months
Lower extremity — 6-9 months
When hands or feet touch a surface they extend
— To protect head, body
— Precursor for wt bearing
Associated movements/reactions = Doing something on one side, same motion on the other
Onset: young to mid infancy
Trigger: effortful action
Response: Copy of the other side
Integration: Late childhood (Adulthood)
Bringing hands to midline to hold bottle
4 months
Bringing hands to midline to play
5 months
True suck
Disassociation of parts (4 months)
Start of spoon feeding (4 months)
“sucking food off spoon”
5-6 months- active lip
Vocalization — laughing and babbling
4-5 mo
Hands relax in open position
3 mo
Hands to midline away from body slightly
4 mo
Reaching begins at
5 mo
Reaching grasp
Ulnar palmar
Late infancy
7-9 mo
Sitting and development at 4-5 mo
3 point sit, some extension
Sitting and development at 6-8 mo
Sits erect and stable
Sitting and development at 7-9 mo
dynamic sitter (rotation is added)
W sitting