Chapter 11
•Cocaine
•Amphetamines
–Amphetamine
–Methamphetamine
–Ephedrine
–Cathinone – khat
–MDMA – ecstasy
•Methylphenidate
•Caffeine
•Nicotine
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Cocaine - Drugs, Brain and Behavior - Lecture Slides, Slides of Behavioural Science
Cocaine, Methylphenidate, Coca Growing Regions, South America, Wonder Drug, Coca Leaves, Coca Paste, Cocaine Hydrochloride, Mechanisms of Cocaine Action, Computerized Tomographic. One of basic subjects for psychology students. Yes, its Drugs, Brain and Behavior lecture slides. Key points from these slides are given above.
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2011/2012
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Chapter 11
- Cocaine
- Amphetamines
- Amphetamine
- Methamphetamine
- Ephedrine
- Cathinone – khat
- MDMA – ecstasy
- Methylphenidate
- Caffeine
- Nicotine
Map of principal coca-growing regions of South America
Coca leaves
Coca paste
Cocaine hydrochloride (HCl)
Freebasing
Crack
Computerized tomographic (CT) scan of a thalamic hemorrhage in a crack cocaine smoker
Cocaine Abuse and Dependence
- 10-15% of initial users become cocaine abusers
- Cocaine abusers report initially using legal/illegal
drugs at about age 13-
- Initial use usually thru snorting
- Factors important to changes in use patterns
- Reinforcing effects (stimulating, euphoric, confidence- boosting effects)
- Switch from snorting to smoking or IV injection
Tolerance after chronic cocaine use
Hypothetical relationship between cocaine use, synaptic DA levels, and mood
Withdrawal Cocaine
- Few withdrawal symptoms other than depression
- Acute withdrawal
Death by cocaine:
- About 25% of deaths reported with cocaine use are due to the drug effects.
- Causes include:
- cerebral hemorrhaging
- lethal cardiac arrhythmia
- myocardial infarction (heart attack) even in individuals with no prior heart problems