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Chapter 2
Key terms from Chapter Two also mentioned in powerpoints used in lecture.
8
Psychology
Undergraduate 1
10/14/2011

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Term
Neuron
Definition
transmits information throughout the body; made up of dendrites, cell body, axon,
Term
Glial cells
Definition
provide structural, nutritional, and other, support for neurons, as well as some information transfer
Term
Dendrites
Definition
receive information and send impulses to cell body
Term
Cell body
Definition
integrates incoming information
Term
Axon
Definition
carries information from cell body to other neurons
Term
Action potential
Definition
communication within the neuron; a neural impulse that carries information along the axon
Term
Neurotransmitters
Definition
Chemicals manufactured and released by neurons that alter activity in other neurons, which thereby affects behavior and mental processes
Term
Hormones
Definition
Chemicals released from the endocrine system into the bloodstream to produce bodily changes or to maintain normal bodily functions
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