Chapter 18

Chapter 18 - Taken directly from Physiology of Behavior,...

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Taken directly from Physiology of Behavior, 10 th edition by Neil Carlson Chapter 18: Drug Abuse This chapter describes the features common to addictions. The drugs which exhibit addiction are described with reference to the neural mechanisms of the drug effects and the role these mechanisms play in addiction. The role of heredity in addiction is outlined. The last section provides a physiological background for several treatments for addiction. Positive Reinforcement - Drugs that lead to dependency must first reinforce people’s behavior - Positive reinforcement refers to the effect that certain stimuli have on the behaviors that proceeded them - Addictive drugs have reinforcing effects result in activation of the reinforcement mechanism - Role in Drug Abuse - The effectiveness of a reinforcing stimulus is greatest if it occurs immediately after a response occurs - This explains why the most addicting drugs are those that have the most immediate effects - The immediate reinforcing effects of an addicting drug can, for some individuals,
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Chapter 18 - Taken directly from Physiology of Behavior,...

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