Biological Development
Terms
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- Newborn's Nervous System
- When born, he has all of his neurons; synaptic connections not there; neurons not fully myleinated
- Cephalocaudal
- Muscle control goes from the top to the bottom
- Proximodistal
- Control from the inside out; trunk and torso before extremeties
- 2-3 Months
- Lift head and support body
- 3-4 months
- roll over
- 5-6 months
- sit up
- 6-8 months
- stand up holding onto something
- 8-9 months
- crawling
- 9 months
- cruising
- 1 year
- first steps