Hlth 102 SU - 3

Hlth 102 SU - 3 - 1 Hlth 102 Class 3 Types of drugs and...

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1 Hlth 102 – Class 3 Types of drugs and their effects on the brain and  body
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2 Today: Drug Effects on the Brain and Body Stimulants Depressants  sedatives and hypnotics Narcotics Hallucinogens including disassociative anesthetics Cannabis Ecstasy
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3 Stimulants Cocaine Crack (rock, free-base cocaine) Amphetamines (speed, bennies, diet pills)  Methamphetamine  (crystal meth, ice) Ritalin (prescribed for ADHD) Ephedrine Caffeine Crystal meth and pipe
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4 Stimulants - What is experienced Arousal as the body experiences the fight-or-flight response  Increased attention and exploration of one’s environment - large  doses     attention Euphoria and a sense of well-being Decreased appetite and food consumption Release of energy from fat cells for survival Increased body temperature
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5 Stimulants - Overdose Paranoia, hostility or psychotic state Mental performance uncontrolled and ineffective Death can result Over-stimulation of the sympathetic response Addiction and Dependence high probability of both
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6 Stimulants - How this happens Stimulants mimic the effects of the sympathetic nervous  system Increase of mono amine transmitters through the synapse Interfere with the release of monoamine oxidase  Neurotransmitters are not pumped back into the neurons Transmission of signals does not stop as it should
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7 How neurotransmitters contribute to the effects of stimulants
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This note was uploaded on 02/23/2009 for the course HLTH HLTH 102 taught by Professor Lindajessup during the Winter '09 term at Waterloo.

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Hlth 102 SU - 3 - 1 Hlth 102 Class 3 Types of drugs and...

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