Chapter 11 Flashcards
Amotivational syndrome
Loss of effectiveness and reduced capacity to accomplish conventional goals as a result of chronic marijuana use
apothecary
A pharmacist
Cannabinoids
The more than 60 chemical compounds present in cannabis. One is delta-9-tetrahydrocannabinol (better known as THC).
delta-9-tetrahydrocannabinol
The principal active cannabinoid in marijuana responsible for the psychoactive effects.
Hash oil
A potent distillate of marijuana or hashish. It first appeared in the United States in 1971 and can contain up to 60% THC.
Joint
A hand-rolled marijuana cigarette
Tea-pads
Historically, places where people gathered to smoke marijuana. The sites could be anything from a rented room to a hotel suite.
Describe the behavioral effects of marijuana
decrease in psychomotor activity, greater decrease with greater dosage
early speech effects
excited and restless than relaxation
decreased sensitivity to pain
dose-related dysfunctions in motor coordination, signal detection, and ability to monitor a moving object
LT or heavy use temporary impotence in men and decreased sex drive in F
describe the cognitive effects of marijuana
Impairment of ST memory and perception that time passes more slowly
longer history of use was associated with greater cognitive impairment even after stopping
intellectual could be reversible with abstinence
describe the emotional effects of marijuana
intensity of pleasant and positive reactions positively correlate with the dose
(-) reported more with inexperienced users
increased risk for psychotic behavior
1/3 report negative effects - anxiety, dysphoria, headache, nausea, muscle tension, paranoia
describe the social/environmental effects of marijuana
does not enhance competence in social situations
levels of aggression decrease
both preexisting personality characteristics and some drug effects together probably account for the clustering labeled the amotivational syndrome, when it occurs.
Acute effects of marijuana use
Conjuctiva/bloodshot eyes
increase in HR and pulse rate (last for an hr, peak 20 mins after
generalize decrease in motor activity
Long-term effects of marijuana use
May cause respiratory disorders incl. cancer
prego may cause premature birth, shorter body length, lower infant weight
children exposed prenatally show deficits in sustained attention, impulsive, hyperactive, delinquent, cog defects, poorer school performance, and increased risk of tobacco or marijuana use later in life
Why does drug experience vary with marijuana vary from individual to individual?
How do committee reports on marijuana influence marijuana use in US
Several influential reports have appeared on the
use of marijuana and its effects, including the 1894
Indian Hemp Drugs Commission Report and the
1944 LaGuardia Committee Report. Such reports
have tended to find that marijuana use overall is
not particularly harmful to society at large.
