beh225_appendix_c - Axia College Material Appendix C Brain...

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Axia College Material Appendix C Brain Response of Behavior BEH 225
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Part I Note: Parts II and III follow below, complete all three. Run Multimedias 2.3 and 2.4 o Go to the Web site www.prenhall.com/morris . o Click text: Psychology: An Introduction (12 th ed.) o Click “2” on the select a chapter tool bar. o Click Live!Psych on the left hand menu. o 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. The communication processes of the neurons in the brain are as follows: these neurons (which are many) are cells that spread throughout the body and can be found in their greatest percentage in the brain. “These cells communicate though other cells through what is called a Synapse to carry out the different functions of the body. The synapse is a gap between the two neurons but not a functioning one. The chemicals in the neurons are neurotransmitters which are released at the end of the axon in the synaptic cleft through vesicles. Afterwards the neurotransmitters bind to the receptor site of the receiving neuron for the progress of the message to a particular part of the body”. BEH 225
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“Serotonin is particularly more related to the depression side of things. If it is produced in the lesser amount in the brain part Substentia Nigra a person can become depressed, and a patient of depression. Similarly dopamine is another neurotransmitter that is related to the appropriateness of behavior. If its amount is increased, behavior becomes totally absurd and a person losses contact with reality. In severe cases one becomes a patient of a disorder called Schizophrenia. If there is imbalance in the regulation of GABA Neurotransmitter, one becomes anxious about the minor life events ”. “Neurotransmitters also affect the balance of hormones in your body. Hormones regulate things like fertility, growth, metabolism, the auto- immune system, and also can affect your behavior. Hormones greatly affect the reproductive organs and the limbic system (responsible for the "fight or flight" syndrome). These two respective systems play a large role in what your question is about, behavior. If too many hormones are produced in either of these systems, the resulting behaviors could be increased aggression or BEH 225
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rage and increased anxiety, respectively. Too little, and the result could have
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This note was uploaded on 12/19/2010 for the course BEH 225 taught by Professor Mrking during the Fall '09 term at University of Phoenix.

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beh225_appendix_c - Axia College Material Appendix C Brain...

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