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What is Marijuana? Marijuana is the dried flowers, leaves and stems of the Cannabis sativa plant

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Page 1: What is Marijuana?  Marijuana is the dried flowers, leaves and stems of the Cannabis sativa plant
Page 2: What is Marijuana?  Marijuana is the dried flowers, leaves and stems of the Cannabis sativa plant

What is Marijuana?What is Marijuana?

Marijuana is the dried flowers, leaves and Marijuana is the dried flowers, leaves and stems of the Cannabis sativa plant. stems of the Cannabis sativa plant.

Page 3: What is Marijuana?  Marijuana is the dried flowers, leaves and stems of the Cannabis sativa plant

THCTHC

The main active ingredient in marijuana The main active ingredient in marijuana is THC (delta 9 tetrhydrocannabinol). is THC (delta 9 tetrhydrocannabinol).

Marijuana can range from 1% THC to Marijuana can range from 1% THC to 8%. 8%.

THC is a fat soluble substance and can THC is a fat soluble substance and can remain in the lungs and brain tissue for remain in the lungs and brain tissue for up to 3 weeks. up to 3 weeks.

Page 4: What is Marijuana?  Marijuana is the dried flowers, leaves and stems of the Cannabis sativa plant

There are over 200 There are over 200 nicknames fornicknames for

There are over 200 nicknames for There are over 200 nicknames for marijuana including:marijuana including:

- pot - pot

- herb- herb

- mary jane - mary jane

- chronic- chronic

Page 5: What is Marijuana?  Marijuana is the dried flowers, leaves and stems of the Cannabis sativa plant

Why do people use marijuana?Why do people use marijuana?

Smoking marijuana can relax a person and Smoking marijuana can relax a person and elevate their mood. elevate their mood.

This can be followed by drowsiness and This can be followed by drowsiness and sedationsedation

Other effects include heightened sensory Other effects include heightened sensory awareness, euphoria, altered perceptions and awareness, euphoria, altered perceptions and feeling hungry ("the munchies"). feeling hungry ("the munchies").

High concentrations of THC may produce a High concentrations of THC may produce a more hallucinogenic response. more hallucinogenic response.

Page 6: What is Marijuana?  Marijuana is the dried flowers, leaves and stems of the Cannabis sativa plant

Short-term dangers of Short-term dangers of smoking marijuana smoking marijuana

dry mouthdry mouth dry eyesdry eyes increased heart rate increased heart rate visible signs of intoxication such as visible signs of intoxication such as

bloodshot eyes and puffy eyelids bloodshot eyes and puffy eyelids

Page 7: What is Marijuana?  Marijuana is the dried flowers, leaves and stems of the Cannabis sativa plant

Other Problems IncludeOther Problems Include

Impaired memory and ability to learn Impaired memory and ability to learn Difficulty thinking and problem solving Difficulty thinking and problem solving Anxiety attacks or feelings of paranoia Anxiety attacks or feelings of paranoia Impaired muscle coordination and judgment Impaired muscle coordination and judgment Increased susceptibility to infections Increased susceptibility to infections Cardiac problems for people with heart disease Cardiac problems for people with heart disease

or high blood pressure, because marijuana or high blood pressure, because marijuana increases the heart rate increases the heart rate

Page 8: What is Marijuana?  Marijuana is the dried flowers, leaves and stems of the Cannabis sativa plant

Recent Analysis Shows Recent Analysis Shows that One in Six High that One in Six High

School Seniors Admitted School Seniors Admitted Driving While HighDriving While High

Page 9: What is Marijuana?  Marijuana is the dried flowers, leaves and stems of the Cannabis sativa plant

Today’s teens have gotten the Today’s teens have gotten the wrong message about wrong message about

marijuana," said John P. marijuana," said John P. Walters,Walters,

"Marijuana is harmful and can lead to "Marijuana is harmful and can lead to risky decisions, such as driving while risky decisions, such as driving while high or riding with drivers who are high or riding with drivers who are impaired impaired

Page 10: What is Marijuana?  Marijuana is the dried flowers, leaves and stems of the Cannabis sativa plant

The dangers of Driving The dangers of Driving while highwhile high

Dangerous impairment of driving skills. Dangerous impairment of driving skills. Studies show that it impairs braking time, Studies show that it impairs braking time, attention to traffic signals and other attention to traffic signals and other driving behaviors. driving behaviors.

Page 11: What is Marijuana?  Marijuana is the dried flowers, leaves and stems of the Cannabis sativa plant

Marijuana affects concentration, perception, Marijuana affects concentration, perception, coordination and reaction time, many of the coordination and reaction time, many of the skills required for safe driving. These effects skills required for safe driving. These effects can last up to 24 hours after smoking can last up to 24 hours after smoking marijuana.marijuana.

An ongoing study of a large shock trauma unit An ongoing study of a large shock trauma unit found that 19 percent of crash victims under found that 19 percent of crash victims under age 18 tested positive for marijuana.age 18 tested positive for marijuana.

Page 12: What is Marijuana?  Marijuana is the dried flowers, leaves and stems of the Cannabis sativa plant

An estimated 38,000 high school seniors in An estimated 38,000 high school seniors in the U.S. reported in 2001 that they crashed the U.S. reported in 2001 that they crashed while driving under the influence of marijuana while driving under the influence of marijuana and 46,000 reported that they crashed while and 46,000 reported that they crashed while impaired by alcohol.impaired by alcohol.

Alcohol and marijuana are also frequently Alcohol and marijuana are also frequently used together, which results in a dramatic used together, which results in a dramatic decrease in driving performance and spike in decrease in driving performance and spike in impairment levels.impairment levels.

Page 13: What is Marijuana?  Marijuana is the dried flowers, leaves and stems of the Cannabis sativa plant

Long Term Effects Long Term Effects

Respiratory problemsRespiratory problemsSomeone who smokes marijuana Someone who smokes marijuana regularly can have many of the same regularly can have many of the same respiratory problems as cigarette respiratory problems as cigarette smokers. smokers.

Persistent coughing, symptoms of Persistent coughing, symptoms of bronchitis and more frequent chest colds bronchitis and more frequent chest colds are possible symptoms. are possible symptoms.

Page 14: What is Marijuana?  Marijuana is the dried flowers, leaves and stems of the Cannabis sativa plant

There are over 400 chemicals that have There are over 400 chemicals that have been found in marijuana smokebeen found in marijuana smoke

Benzyprene, a known human Benzyprene, a known human carcinogen, is present in marijuana carcinogen, is present in marijuana smoke. smoke.

Page 15: What is Marijuana?  Marijuana is the dried flowers, leaves and stems of the Cannabis sativa plant

Regardless of the THC content, the amount ofRegardless of the THC content, the amount of tartar inhaled by marijuana smokers and the level inhaled by marijuana smokers and the level of carbon monoxide are of carbon monoxide are 3 to 5 times3 to 5 times higher higher than in cigarette smoke. than in cigarette smoke.

This is most likely due to inhaling marijuana This is most likely due to inhaling marijuana more deeply, holding the smoke in the lungs more deeply, holding the smoke in the lungs and because marijuana smoke is unfiltered. and because marijuana smoke is unfiltered.

Unhealthy lung

Page 16: What is Marijuana?  Marijuana is the dried flowers, leaves and stems of the Cannabis sativa plant

Marijuana’s effect on Memory Marijuana’s effect on Memory and learningand learning

Recent research shows that regular Recent research shows that regular marijuana use compromises the ability to marijuana use compromises the ability to learn and to remember information by learn and to remember information by impairing the ability to focus, sustain, and impairing the ability to focus, sustain, and shift attention.shift attention.

One study also found that long-term use One study also found that long-term use reduces the ability to organize and reduces the ability to organize and integrate complex information. integrate complex information.

Page 17: What is Marijuana?  Marijuana is the dried flowers, leaves and stems of the Cannabis sativa plant

In addition, marijuana impairs short-term In addition, marijuana impairs short-term memory and decreases motivation to memory and decreases motivation to accomplish tasks, even after the high is accomplish tasks, even after the high is over. over.

Even small doses marijuana impaired Even small doses marijuana impaired the ability to recall words from a list seen the ability to recall words from a list seen 20 minutes earlier.20 minutes earlier.

Page 18: What is Marijuana?  Marijuana is the dried flowers, leaves and stems of the Cannabis sativa plant

Research has been piling up demonstrating Research has been piling up demonstrating clearly thatclearly that marijuana limits the capacity to marijuana limits the capacity to absorb and retain information.absorb and retain information.

heavy marijuana users find it very difficult to heavy marijuana users find it very difficult to focus, sustain attention, and organize data focus, sustain attention, and organize data persists for as long as 24 hours after their last persists for as long as 24 hours after their last use of the drug. use of the drug.

Page 19: What is Marijuana?  Marijuana is the dried flowers, leaves and stems of the Cannabis sativa plant

Earlier research, comparing cognitive Earlier research, comparing cognitive abilities of adult marijuana users with non-abilities of adult marijuana users with non-using adults, using adults, found that users fall short found that users fall short on memory as well as math and verbal on memory as well as math and verbal skillsskills..

Page 20: What is Marijuana?  Marijuana is the dried flowers, leaves and stems of the Cannabis sativa plant

Heavy marijuana use can cause irreversible Heavy marijuana use can cause irreversible loss of intellectual capacity, animal studies loss of intellectual capacity, animal studies have shown marijuana-induced structural have shown marijuana-induced structural damage to portions of the brain essential to damage to portions of the brain essential to memory and learning. memory and learning.

Page 21: What is Marijuana?  Marijuana is the dried flowers, leaves and stems of the Cannabis sativa plant

Some of marijuana's adverse health Some of marijuana's adverse health effects may occur because THC impairs effects may occur because THC impairs the immune system’s ability to fight off the immune system’s ability to fight off infectious diseases and cancer. infectious diseases and cancer.

Page 22: What is Marijuana?  Marijuana is the dried flowers, leaves and stems of the Cannabis sativa plant

Depression, anxiety, and personality Depression, anxiety, and personality disturbances are all associated with disturbances are all associated with marijuana use. Research clearly marijuana use. Research clearly demonstrates that marijuana use has demonstrates that marijuana use has potential to cause problems in daily life or potential to cause problems in daily life or make a person’s existing problems worse. make a person’s existing problems worse.

Page 23: What is Marijuana?  Marijuana is the dried flowers, leaves and stems of the Cannabis sativa plant

Students who smoke marijuana get lower Students who smoke marijuana get lower grades and are less likely to graduate grades and are less likely to graduate from high school, compared to their non-from high school, compared to their non-smoking peers. smoking peers.

Page 24: What is Marijuana?  Marijuana is the dried flowers, leaves and stems of the Cannabis sativa plant

Long-term marijuana use can lead to Long-term marijuana use can lead to addiction for some people; that is, they addiction for some people; that is, they use the drug compulsively even though it use the drug compulsively even though it often interferes with family, school, work, often interferes with family, school, work, and recreational activities. and recreational activities.

Page 25: What is Marijuana?  Marijuana is the dried flowers, leaves and stems of the Cannabis sativa plant

Marijuana’s Effect on Marijuana’s Effect on Reproductive OrgansReproductive Organs

Decrease in testosterone levels in Decrease in testosterone levels in men, including the slowing of sperm men, including the slowing of sperm motility and lower sperm counts.motility and lower sperm counts.

Increase in testosterone levels for Increase in testosterone levels for women, with an increased risk of women, with an increased risk of infertility. infertility.

Page 26: What is Marijuana?  Marijuana is the dried flowers, leaves and stems of the Cannabis sativa plant

It also decreases estrogen production, It also decreases estrogen production, and causes menstrual or ovulatory and causes menstrual or ovulatory irregularitiesirregularities

Marijuana crosses the placental barrier, Marijuana crosses the placental barrier, so use during pregnancy is not so use during pregnancy is not recommended, and may have adverse recommended, and may have adverse effects. effects.

Page 27: What is Marijuana?  Marijuana is the dried flowers, leaves and stems of the Cannabis sativa plant

Drug craving and withdrawal symptoms Drug craving and withdrawal symptoms can make it hard for long-term marijuana can make it hard for long-term marijuana smokers to stop using the drug. People smokers to stop using the drug. People trying to quit report irritability, trying to quit report irritability, sleeplessness, and anxiety. sleeplessness, and anxiety.

Page 28: What is Marijuana?  Marijuana is the dried flowers, leaves and stems of the Cannabis sativa plant

They also display increased aggression They also display increased aggression on psychological tests, peaking on psychological tests, peaking approximately one week after the last use approximately one week after the last use of the drug.of the drug.

Page 29: What is Marijuana?  Marijuana is the dried flowers, leaves and stems of the Cannabis sativa plant

Marijuana is not always Marijuana is not always what it seems what it seems

Marijuana can be laced with other Marijuana can be laced with other dangerous drugs without your dangerous drugs without your knowledge. "Blunts"--hollowed-out cigars knowledge. "Blunts"--hollowed-out cigars filled with marijuana--sometimes have filled with marijuana--sometimes have substances such as crack cocaine, PCP, substances such as crack cocaine, PCP, or embalming fluid added. or embalming fluid added.

Page 30: What is Marijuana?  Marijuana is the dried flowers, leaves and stems of the Cannabis sativa plant

Get the Facts!Get the Facts!

Marijuana affects your brainMarijuana affects your brain Marijuana affects your self-controlMarijuana affects your self-control Marijuana affects your lungsMarijuana affects your lungs Marijuana affects other aspects of Marijuana affects other aspects of

your healthyour health