TAMU PSYC 500 - Final Exam Study Guide (11 pages)

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Final Exam Study Guide



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Final Exam Study Guide

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Pages:
11
Type:
Study Guide
School:
Texas A&M University
Course:
Psyc 500 - Health Psychology and Behavioral Medicine
Health Psychology and Behavioral Medicine Documents

Unformatted text preview:

PSYCH 360 500 Final Exam Study Guide Lectures 19 27 Lecture 19 November 6 Introduction to Pain and Pain Management What are the reasons for Pain It is an adaptive trait that alerts us to danger Motivates escape and avoidance learning Motivates recovery from illness How did the Beecher Studies done on civilians and soldiers show that pain is partly subjunctive The study showed that perception of pain was different for similar injuries because of the different situations Soldier reported experiencing relatively less pain than civilians even though civilians had fewer wounds What factors influence Pain Expectations Emotional State of Individual the Context Nature of Injury What is the International Association for Study s definition of Pain A sensory and emotional experience associated with actual or potential tissue damage or described in terms of such damage How does Acute Pain differ from Chronic Pain Acute pain Is typically transient not long lasting Happens recurrently Is reversible Chronic pain Is persistent pain that cannot be easily overcome Is long lasting May or may not be reversible What are nociceptors In what pathway do they signal pain to the brain Definition Sensory receptors that detect signals from damaged tissue or the threat of damage and once activated they become hyperalgesic for the rest of the injury Pathway 1 Axons of nociceptor neurons carry signal to cord 2 Release of neurotransmitters 3 Activation of pain transmission neurons in spinal cord 4 Signal is carried to regions of brain Types Chemical Mechanical and Temperature Thermal What are the two different ways in which nociceptive information is transmitted Ascending Transmission Bottom up process of signal transmission that provides the brain with information about tissue damage Thalamus is the major convergence point Descending Modulation Top down process of nociceptive modulation that regulates pain transmission Periaqueductal grey PAG is the major convergence point How does the Descending



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