This preview has intentionally blurred sections. Sign up to view the full version.View Full Document
Unformatted text preview: Chapter 5 Brain development in infancy Cerebrum: two connected hemispheres A mass of tissue that embodies attributes particular to humans and attributes shared with other animals Cerebral cortex: the covering layer of the cerebrum Contains about 90% of the brain’s cell bodies Neurons and synapses a baby’s brain has most of its neurons neuron proliferation: process by which neurons multiply at a very rapid pace the brain get bigger because existing neurons grow, and the connections between them proliferate glial cells: surround and protect the neurons provide the neurons with structural support, regulate their nutrients, and repair neural tissue myelination: parts of the neuron are covered with layers of a fatty, membranous wrapping called myelin more efficient transmitting of information neural migration: ensures that all parts of the brain are served by a sufficient number of neurons synapses: where the extended axon of one neuron transmits a message to the projected dendrites of another neuron...
View Full Document
This note was uploaded on 11/03/2009 for the course PSY 0310 taught by Professor Strauss during the Fall '08 term at Pittsburgh.
- Fall '08
- Developmental Psychology