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Chapter 10Medical Aspects of Learning Disabilities
The Brain
Copyright © Houghton Mifflin Company. All rights reserved. 10-3
Cerebral Hemispheres
• Left hemisphere– Language
• Right hemisphere– Nonverbal stimuli
• Corpus collosum– Connection
Copyright © Houghton Mifflin Company. All rights reserved. 10-4
Recent Brain Research
• Postmortem studies– Autopsies
• Imaging Techniques – MRI, fMRI, PET
• Genetic studies– Family studies, twin studies
Copyright © Houghton Mifflin Company. All rights reserved. 10-5
fMRI Brain Image
Copyright © Houghton Mifflin Company. All rights reserved. 10-6
Early Learning and Brain Development
• How the brain develops
• The wiring of the brain
• Synaptic pruning
• Critical periods of learning
• Social influences on brain development
The Neurotransmitter System
Source: Adapted from The Dana Brain Science Guide: Resources for Secondary and Post-Secondary Teachers and Students, 1999, New York: The Charles A. Dana Foundation, p. 102.