Transcript CH. 24 Illegal Drugs

CH. 24 Illegal
Drugs
Health Ed.
Drugs
• Refers to dangerous/
illegal substances
• Drugs are grouped
according to their affects
on the body
Problems of Drug Use
1- Physiological dependence• tolerance- body adjusts to the effects
of the drug/larger doses are
needed in order to
achieve same effect
• withdrawal- symptoms occur when
person stops using
(vomiting, chills, ect)
Problems………
2- Psychological dependencePerson believes a drug is needed
in order to feel normal
Problems……..
3- Addiction- person has become
physiological/ and or
psychological dependence
Early consequences
• Behavioral/social
• Depending on the drug/ chronic
health risk-possible death
Psychoactive Drugs
Affect the central nervous system
and alter the normal functioning of
the brain
3 types:
1- Stimulants
2- Depressants
3- Hallucinogens
Everyone is Not “Trying It”!
• www.abovetheinfluence.com/above-it/
Stimulants
• “Uppers”
• What is does? Increases heart rate,
headaches, blurred vision,
sleeplessness, moodiness,
restlessness
Types of “Uppers”
• Amphetamines- stimulants that
speed up the heart and
breathing
*They cause anxiety, sleeplessness,
and loss of appetite*
Types of Stimulants
• Methamphetaminesamphetamines that have been
used to treat narcolepsy,
Parkinson's Disease, and obesity
Also called: crank ice, speed
What does it cause? Paranoia,
violence
• Effects are long lasting; food and
water become unimportant;
seizures can result in death
Types of Stimulants…
• Cocaine- powerful stimulant, is
snorted or injected; results in
immediate high (20 min)
followed by extreme let down
• Drug can interfere with the
electrical impulses of the heart
and result in death; tissue in nasal
passages can be damaged
causing holes in nasal septum
• Crack- form of cocaine that can
be smoked, extremely addictive
(10 sec)
Depressants
• Slow down central nervous system
(sedatives)
• Depressants and alcohol have a
synergistic effect; often resulting in
depression
Synergetic= 2 substances working together
so that total effect is greater than either of
the two alone
Types of Depressants
• Sedative- “hypnotics”- induce
sleep, reduce anxiety: produce
physiological and psychological
dependence
Types of Depressants….
• Barbiturates- used illegally to
produce feeling similar to
intoxication
(can be used to treat insomnia)
Types of Depressants
• Tranquilizers- (ex: valium) can be
used to treat schizophrenia
• Narcotics- pain relievers and
opiates
(examples include opiates :made
from poppy flower, morphine,
codeine)
Types of Depressants…..
“Heroin”
• Made from
Morphine
• No medical uses
• Depresses
central nervous
system
• Coma and death
could result
• With drawl is
very painful
• Methadone- given to heroin
addicts to block the cravings
for heroin; it is synthetic (man
made- in a lab)
Hallucinogens
• PCP- “angel dust” *considered to be
the most dangerous drug* flashbacks
occur often with this drug (pg. 487)
• LSD- “lysergic acid diethylamide”
*drug responsible for initiating
awareness of hallucinogens in
American society; caused several
deaths
Drug Activity
You will be assigned a particular drug.
Answer the following:
1- What is the drug? (background info)
2- What does this drug do?
3- How harmful is this drug?
(short/long term effects)
• 4- How prevalent is this drug?
• 5- What are the legal implications of this
drug?