Deck 15: Psychotomimetic Drugs of Abuse

Question 1

The hallucinogenic effects of lysergic acid diethylamide (LSD)are thought to result from:

A) the activation of serotonin receptors in the brain.
B) the activation of dopamine receptors in the brain.
C) the activation of alpha receptors in the brain.
D) the activation of beta receptors in the brain.

Answer 1

the activation of serotonin receptors in the brain.

Question 2

Increased amphetamine usage results in behavior very similar to:

A) hypomania.
B) paranoid schizophrenia.
C) manic depressive personality disorder.
D) neurosis.

Answer 2

paranoid schizophrenia.

Question 3

Kevin,a drug abuser,takes a dose of N,N-dimethyltryptamine (DMT)to experience its hallucinogenic effects.However,after taking the drug,Kevin experiences no effects.This is probably because:

A) DMT is not a psychotomimetic drug.
B) DMT must be heated to be effective.
C) DMT has no effect when it is smoked.
D) DMT has no effect when taken orally

Answer 3

DMT has no effect when taken orally

Question 4

What physical characteristics would you expect to see in a person who habitually smokes marijuana?

A) Dry eyes and decreased heart rate
B) Dilated pupils and decreased heart rate
C) Pinpoint pupils and increased heart rate
D) Red eyes and increased heart rate

Question 5

Amphetamines differ from the adrenergic neurotransmitters norepinephrine and dopamine in that amphetamines:

A) are eliminated from the body faster and have a shorter half-life.
B) are eliminated from the body more slowly and have a shorter half-life
C) are soluble in lipids and have a longer half-life.
D) are soluble in lipids and are metabolized faster.

Question 6

Which of the following is among the least potent of the hallucinogenic drugs?

A) Mescaline
B) Psilocybin
C) Lysergic acid diethylamide
D) N-Bomb

Question 7

John is addicted to amphetamines.What will he experience when he discontinues using the drugs?

A) He will enter a phase of deep sleep and will awaken with a strong desire to continue taking the drug.
B) He will repeatedly engage in binge eating episodes.
C) He will experience insomnia and severe withdrawal symptoms.
D) He will feel elated and energetic.

Question 8

The requirement of repeated drug consumption to prevent the onset of withdrawal symptoms best describes _____.

A) drug tolerance
B) cross-tolerance
C) drug dependency
D) drug synergism

Question 9

Which of the following is not one of the procedures used in the treatment of amphetamine intoxication?

A) Administering an anticholinergic
B) Acidifying the urine
C) Administering adrenergic blockers and vasodilators
D) Administering diazepam

Question 10

Heavy marijuana use can cause _____,which could be an indication of a latent psychiatric disorder.

A) drowsiness
B) lapses of attention
C) auditory hallucinations
D) psychosis

Question 11

Identify the most potent hallucinogenic drug from the following.

A) Mescaline
B) Lysergic acid diethylamide
C) Psilocybin
D) Dextroamphetamine

Question 12

Within which group of commonly abused drugs does cross-tolerance exist?

A) Marijuana
B) Phencyclidine
C) Psychomotor stimulants
D) Lysergic acid diethylamide (LSD)

Question 13

Select an accurate statement about phencyclidine.

A) Phencyclidine is widely used today as a general anesthetic in humans.
B) Phencyclidine produces its effects through the antagonism of glutamate receptors that normally regulate certain ion channels.
C) Phencyclidine is water soluble and has a very short duration of action.
D) Phencyclidine dependency appears to be predominantly physical rather than psychological.

Question 14

A _____ is a slightly altered derivative of an approved drug,such as amphetamines or narcotics,which produces effects that are similar to those of the approved drug,but are usually more intense and mind-altering.

A) biologic drug
B) broad-spectrum drug
C) designer drug
D) nonprescription drug

Question 15

_____ is an endogenous substance in the brain that is thought to bind to the cannabinoid receptors.

A) Acetylcholine
B) Dynorphin
C) Anandamide
D) Tetrahydrocannabinol

Question 16

Which of the following medications is used for its sedative effects in the treatment of hallucinogenic drug intoxication?

A) Opioids
B) Benzodiazepines
C) Amphetamines
D) Antidepressants

Question 17

Which route of administration is not an effective way for a cocaine addict to take cocaine hydrochloride?

A) Orally, in the form of a pill
B) Intravenously, using an injection
C) Intranasally, in the form of a powder
D) Through inhalation by smoking a cigarette

Question 18

Identify an accurate statement about cocaine.

A) Cocaine has a longer duration of action than amphetamines.
B) Cocaine is ineffective when taken orally.
C) Cocaine is absorbed from the intestinal tract and from all mucous membranes.
D) Cocaine is least effective when administered intranasally.

Question 19

A drug abuser experiences a psychotomimetic flashback experience after using marijuana.What other drug was probably abused by the user in the past?

A) Psilocybin
B) Mescaline
C) Lysergic acid diethylamide
D) Amphetamines

Question 20

Cocaine produces less intense effects when administered _____.

A) intravenously
B) orally
C) parenterally
D) intranasally

Question 21

Identify an accurate statement about the effects of amphetamines on the human body.

A) They deactivate the mesolimbic dopamine system.
B) They increase endurance and reduce feelings of fatigue.
C) They stimulate the parasympathetic nervous system.
D) They decrease the levels of norepinephrine (NE) in the brain.

Question 22

Phencyclidine produces its psychotomimetic effects by blocking the _____ receptor.

A) 5HT_2A
B) N-methyl-D-aspartate
C) D₂
D) CB₁

Question 23

Which of the following symptoms is a person under the influence of amphetamines most likely to experience?

A) Bradycardia
B) Extreme weight gain
C) Hypotension
D) Profuse sweating

Question 24

Alex takes a large dose of LSD.In an hour's time,his sensory perceptions become distorted,and he begins to experience true hallucinations.Alex begins to believe that everything he sees and feels is real.Alex is experiencing the dose-related effects of the _____ phase.

A) sensory
B) psychic
C) somatic
D) modification

Question 25

David takes a dose of lysergic acid diethylamide (LSD).An hour after administration,David begins to experience the hallucinogenic effects of the drug.His perception of the sounds he hears and the objects he sees becomes distorted.He also begins to feel as though his arms have detached themselves from his body.Which of the following neurological phenomena is David most likely experiencing?

A) Allochiria
B) Parosmia
C) Flashback
D) Synesthesia

Question 26

Identify a true statement about marijuana.

A) Marijuana decreases the activity of the mesolimbic dopamine system.
B) When marijuana is smoked, its effects can be felt only two to three hours later.
C) The cannabinoids in marijuana are lipid-soluble compounds.
D) The most common route of administration of marijuana is smoking.

Question 27

Which of the following hallucinogenic drugs has the highest potency?

A) Mescaline
B) Lysergic acid diethylamide (LSD)
C) N,N-dimethyltryptamine
D) Cannabis

Question 28

Marijuana resin is extracted from the plant _____.

A) Acacia polyacantha
B) Cannabis sativa
C) Nicotiana tabacum
D) peyote

Question 29

Which of the following statements is true of phencyclidine?

A) Phencyclidine dependency appears to be predominantly psychological rather than physical.
B) Unlike other anesthetics, phencyclidine is not lipid soluble.
C) Phencyclidine produces its psychotomimetic effects by blocking the D₂ dopamine receptors.
D) Phencyclidine is widely used today as a general anesthetic in humans.

Question 30

Which of the following symptoms will a person who is under the influence of lysergic acid diethylamide (LSD)most likely experience?

A) Piloerection
B) Decreased blood pressure
C) Bradycardia
D) Pupillary contraction

Question 31

What effect do amphetamines have on the human body?

A) They increase the amounts of norepinephrine (NE) and dopamine (DA) within the brain.
B) They deactivate the mesolimbic dopamine system.
C) They decrease endurance and increase feelings of fatigue.
D) They stimulate the parasympathetic nervous system.

Question 32

Which of the following statements is true of marijuana?

A) The cannabinoids in marijuana are highly water-soluble compounds.
B) Taking marijuana orally is the most common route of administration.
C) The effects of marijuana set in only 2 to 3 hours after administration.
D) Marijuana increases the activity of the mesolimbic dopamine system.

Question 33

A drug abuser can experience the effects of cocaine for the longest period of time if he or she takes the drug _____.

A) intravenously
B) intranasally
C) intradermally
D) orally

Question 34

Jack,a drug addict,is rushed to the hospital when he starts convulsing after taking a large dose of amphetamines.At the hospital,Dr.Ross starts making preparations to provide Jack with symptomatic therapy.Which of the following drugs will Dr.Ross most likely use to bring Jack's seizures under control?

A) Diazepam
B) Bethanechol
C) Neostigmine
D) Cirazoline

Question 35

Identify an accurate statement about the drug lysergic acid diethylamide (LSD).

A) LSD is widely used in the medical industry for its therapeutic effects.
B) LSD is among the least potent of the hallucinogenic drugs.
C) LSD is ineffective when taken orally.
D) LSD has a high therapeutic index.