Lecture 8 Flashcards
What is the main active ingredient in marijuana
Delta-9-THC
What is marijuana classified as
Sedative Hypnotic
Rating of concentration of THC in marijuana plant
Seeds < Stems < Leaves < Flowers
Flowers secrete an oil with THC
What is hash oil
Form on concentrating the THC and usually involves extracting it into an oily substance
What are sinsemilla (without seeds)
A method of breeding marijuana plants such that THC concentrations are increased over time, only select plants with the highest THC concentrations to inseminate the female plants, selective breeding for high THC
How is marijuana brokendown
Marijuana is broken down in the liver, has a half-life of 30-60 hours, THC can accumulate in tissue, can be found in blood levels for 6 days, can be found in urine for 6 weeks
Ranking of behaviors with increasing doses
Euphoria < Perceptual < Motor Impairment < Perceptual Distortions < Comatose
What are the main behavioral effects of marijuana
Euphoria, motor effects, sedative effects, marked perceptual changes, mental performance, and increase in appetite
Euphoria
initial feelings of happiness as a group: be talkative and find everything hilarious, laughter, feeling of unreality, various sensations of lightness and heaviness
Perceptual Changes
Can add to pleasurable effects or push you to other side, time perception is slowed (time stands still) depth perception distored, hallucinations, auditory sounds magnified. Synesthesia, seeing sounds and hearing colors
Motor Changes
Inclination to engage in motor activity increased, simplest tasks require enormous effort, prevents subject from attempting many activities
Mental Performance
Impaired judgment and memory and confusion, impaired free recall memory of material learned while intoxicated, deterioration in capacity to perform tasks requiring a sequence of mental steps, and speech fragmented
Food Intake
Munchies. Increase food intake while high, decrease food intake during withdrawal.
What are 2 signs of intoxication that DONT require behavioral assests
- Bloodshot eyes 2. Increased heart rate, dramatic and produce a panic-like reaction
How does marijuana affect driving
It impairs driving, impaired with 1-2 marijuana cigarettes, works like additive to sedative hypnosis
What happens if you start smoking when young
If you start using marijuana as a young teen, theres strong evidence that this can delay the development of frontal cortex, which doesn’t fully develop until around age 25. Helps you perform executive choices
What is amotivational syndrome
Lack of motivation from being high all the time, personality deterioration, general decrease in function, inability to hold conversations
What are panic reactions
Psychotic episodes characterized by delusions and loosening of associations in some individuals
What is a bad trip
If you’re in a bad mental state, drugs only exaggerates negative emotional states
Common symptoms of marijuana withdrawal
Decreased weight/appetite, nervous/anxiety, insomnia, irritability, agression
Less common symptoms of marijuana withdrawal
Dysphoria-depressed, stomachache, chills, shakiness, and sweating
Can you get high in a room full of potheads?
Unlikely, but studies done where guy was locked in a cabinet and 16 blunts were smoked by machine, in the end he inhaled enough pot to have smoked one blunt
What are medical uses of marijuana?
Marinol - chemical constituent of Delta-9-THC. approved for nausea and vomiting for patients undergoing chemotherapy and for anorexia associated with AIDS wasting syndrome (increase appetite)
Cesamet-synthetic analog of THC (same effects)
Experiment medical uses of marijuana
Galucoma, can be used as a sedative hypnotic for producing sleep, analgesic use, anti-asthma, anti-inflammatory, appetite stimulants
