BEH225 Week 2 Assignment

Apr 10th, 2015
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Axia College MaterialAppendix CBrain Response of BehaviorPart INote: Parts II and III follow below, complete all three. Run Multimedias 2.3 and 2.4 Go to the Web site www.prenhall.com/morris.Click text: Psychology: An Introduction (12th ed.)Click "2" on the select a chapter tool bar.Click Live!Psych on the left hand menu.Select 2.3 and 2.4. Write a 350- to 700-word response to the following: Explain the communication process of neurons in the brain. List some common neurotransmitters and describe their effect on behavior.Neurons function is to send and receive messages or information. The sending neuron is referred to as the presynaptic neuron while the receiving neuron is referred to as the postsynaptic neuron. A message sent from the presynaptic neuron travels through the axon, sometimes encapsulated by myelin, which provides insulation for the axon as well as increasing the speed of the message, information, or impulse. Through the axon, the message or information reaches the terminal buttons which release neurotransmitters housed in synaptic vesicles. Neurotransmitters, which serve as chemical messengers, are released into the space between the neurons referred to as the synaptic cleft. The neurotransmitters cross the synaptic space and briefly fuse with receptors of the receiving or postsynaptic neuron. The neurotransmitter and the receptor must have the same shape and dimensions for the message to be transmitted. Once the message has been relayed, neu

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