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PSYCH100 CH.2

Biological Psychology

QuestionAnswer
Define biological psychology. A branch of psychology concerned with the links between biology and behavior (body & mind).
About how many neurons are in the brain? 80-100 billion.
What's the basic building block of the nervous system? Neurons (nerve cell).
What are the 3 components of the Neuron? Dendrites, axon, and terminal buttons.
What do dendrites do in a neuron? Receive information from other neurons.
What does axons do in a neuron? Speeds up conduction of nerve messages.
What insulates the nerve cell inside the axon of a neuron? Myelin.
What do terminal buttons do? Release neurotransmitters.
How many known types of neurotransmitters are there? 40.
Created by: Butterduc
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