Chapter 4:Physical Development of Infants and Toddlers
: growth from head to toe
: growth from the center outward
The brain increases dramatically in the first 2 years.
Number of neuron in human brain at birth
cells that work through electrical and chemical processes. Grow 250,00 a minute prenatally!
What is the neuron functions from the surrounding environment continue to establish new synapses
establish new synapses
How many synapses at age 2?
Cells that are seldom stimulated soon die off in a process
Fragile X syndrome
Loss of connections increases brain power/cognitive complexity