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magistratecheetah5177
1. Which of the following is not an endogenous opioid? Group of…
1. Which of the following is not an endogenous opioid?
Group of answer choices
Fentanyl
Dynorphins
Enkephalins
Endorphins
2. The anterior cingulate cortex (ACC) is ______ in function and _______ in volume in depressed patients and individuals suffering from heroin addiction.
Group of answer choices
Less active/smaller
Less active/larger
Overactive/smaller
Overactive/larger
3. Dissolving cocaine in water, adding an alkaline, and extracting the base with a solvent is typically known as _______, while adding baking soda, heating, and drying results in a product called _______.
Group of answer choices
Crack/Freebasing
Freebasing/Crack
Popping/Freebasing
Freebasing/Popping
4. Which is not a mechanism of amphetamine-stimulated dopamine release?
Group of answer choices
Promoting dopamine release from synaptic vesicles into the synapse
Inducing the reversal of the dopamine transporter (DAT) increasing the transport of dopamine into the synapse
Inhibiting monoamine oxidase
Blocking the reuptake of dopamine by closing the serotonin transporter (SERT)
5. What is the most serious health problem of chronic methamphetamine use?
Group of answer choices
Damage of neurons
Convulsions and tremors
Rapid heartbeat and increased blood pressure
Lung and liver disorders
6. Mary is at a party that will last until 7am. She hears load electronic music, and is feeling extra loving. She is energized and euphoric at the same time. She looks to the guy next to her and becomes emotionally open with him. What drug did Mary most likely consume?
Group of answer choices
Cocaine
Rohypnol
MDMA
GHB
7. Which of the following is the most widely used illicit drug in the U.S.?
Group of answer choices
Marijuana
Alcohol
Methamphetamine
MDMA
8. Withdrawal symptoms after chronic marijuana use include:
Group of answer choices
Decreased appetite
Aggression
Sleep difficulties
All choices are correct
9. Although tolerance has not been proven in humans, the effects of tolerance to marijuana may be mediated by:
Group of answer choices
Increase in CB1 receptor density and activation following chronic use
Disinhibition of existing CB1 receptors
None of the choices are correct
Decrease in CB1 receptor density and activation following chronic use
10. Cannabis is used to treat a broad range of diseases; for which of the following diseases would you not recommend marijuana as a treatment?
Group of answer choices
Nausea associated with cancer medications
Male infertility
Bronchial Asthma
Glaucoma
11. Which of the following is not an endocannnabinoid?
Group of answer choices
Anandamide
11-hydroxy-THC
All choices are correct
2-arachidonoylglycerol (2-AG)
12. The CB2 receptor is ___________ and typically active in the ______________.
Group of answer choices
Excitatory/Immune System
Inhibitory/Immune System
Inhibitory/Visual System
Excitatory/Visual System
13. SR 141716 (Rimonibant) is a _______________ that leads to a(n) _____________ in the effects of marijuana when co-administered.
Group of answer choices
CB1 antagonist/increase
CB1 agonist/reduction
CB1 antagonist/reduction
CB1 agonist/increase
14. According to research, which of the following factors is most likely to encourage an individual to progress from occasional to heavy marijuana use?
Group of answer choices
The person is a risk-taker.
The person has nagging, over-involved parents.
The person has too many adult responsibilities.
The person’s first experiences with marijuana were positive.
15. The chemical make-up of mescaline, psilocybin, and LSD is similar to which neurotransmitter?
Group of answer choices
Serotonin
Norepinephedrine
Dopamine
Epinephedrine
16. Scientists believe LSD acts on receptors in which brain regions?
Group of answer choices
Cerebral cortex and locus coeruleus
Temporal lobe and locus coeruleus
Temporal lobe and nucleus accumbens
Cerebral cortex and nucleus accumbens
17. Most hallucinogens resemble either _______ or _______ in their chemical structure.
Group of answer choices
phenethylamines/acetylcholine
indoleamines/carbolines
carbolines/phenethylamines
phenethylamines/indoleamines
18. Hallucinogenic drugs are not considered to be addictive in the “classic sense” of the word because
Group of answer choices
people simply don’t take these drugs often enough to get addicted to them.
people who use these drugs generally do not experience craving, dependence, or withdrawal.
users rarely experience adverse effects from the drug experience.
the high potency and danger of the drugs cause people to take them more cautiously, preventing habitual use.
19. Ketamine and PCP are considered
Group of answer choices
Hormones
Valium
Dissociative drugs
Angel dusts
20. Although heroin produces a more pronounced high than morphine, it is actually converted to morphine in the brain.
Group of answer choices
True
False
21. Research on the placebo effect indicates that opiates may facilitate this phenomenon.
Group of answer choices
True
False
22. Amphetamines have anesthetic effects while cocaine does not.
Group of answer choices
True
False
23. Mutations in the gene that codes for catechol-o-methyl transferase (COMT), along with smoking marijuana during adolescence, correlates with an increased risk for psychosis.
Group of answer choices
True
False
24. Endocannabinoids are synthesized and released when needed, probably in response to increased Ca2+ influx.
Group of answer choices
True
False
25. Ketamine is a competitive antagonist of the NMDA receptor.
Group of answer choices
True
False
26. An intense withdrawal syndrome after long-term heavy drinking that includes irritability, convulsions, and hallucinations would be considered
Group of answer choices
psychosis.
delirium tremens.
physical dependence.
a hangover.
27. Which of the following best represents the enzymatic steps involved in alcohol metabolism?
Group of answer choices
Alcohol ? acetaldehyde dehydrogenase ? acetaldehyde ? alcohol dehydrogenase ? acetic acid
Alcohol ? acetaldehyde dehydrogenase ? acetic acid ? alcohol dehydrogenase ? acetaldehyde
Alcohol ? alcohol dehydrogenase ? acetic acid ? acetaldehyde dehydrogenase ? acetaldehyde
Alcohol ? alcohol dehydrogenase ? acetaldehyde ? acetaldehyde dehydrogenase ? acetic acid
28. Acute alcohol _______ the effectiveness of glutamate at NMDA receptors and _______ glutamate release.
Group of answer choices
increases; increases
increases; reduces
reduces; increases
reduces; reduces
29. Smoking cigarettes enhances dopamine, inhibits GABA, and blocks the metabolism/inactivation of dopamine.
Group of answer choices
True
False
30. Smoking cigarettes tops the list of deaths from preventable diseases.
Group of answer choices
True
False
