Question 1

A person who comes home after a long week at work, drinks two or three margaritas, and falls asleep a mental disorder.

Accepted Answer

Drinking two or three margaritas and falling asleep after a long week at work is not necessarily indicative of a mental disorder.

Question 2

Substance use can be described along a continuum in these areas:

Accepted Answer

A

Question 3

The lethal dose, or LD, of a substance is an attempt to

Accepted Answer

The lethal dose (LD) is used to determine the amount of a substance that correlates with death, often expressed as LD50, which is the dose that causes death in 50% of a test population.

Question 4

The best known and most widely used depressant drug is

Accepted Answer

Alcohol is the best known and most widely used depressant drug. While morphine is also a depressant drug, it is not as widely used or well-known as alcohol. LSD and methamphetamine are not depressant drugs, as they have stimulant and hallucinogenic properties, respectively.

Question 5

Repeated use of substances to the point that recurring problems are evident defines

Accepted Answer

The repeated use of substances to the point where recurring problems are evident is indicative of substance use disorder. It involves a range of cognitive, behavioral, and physiological symptoms, including tolerance and withdrawal, as well as compulsive use of the substance despite negative consequences. Substance use and substance intoxication do not necessarily indicate a disorder, and tolerance is just one symptom of substance use disorder.

Question 6

In most states, the legal cutoff for DUI is a blood alcohol level of

Accepted Answer

In most states, the legal cutoff for DUI is a blood alcohol level of .08. This means that if a person's blood alcohol content (BAC) is .08 or above, they are considered legally intoxicated and can be charged with DUI.

Question 7

A person who has used an excessive amount of alcohol may experience changes in behavior such as becoming aggressive, making inappropriate sexual advances, and showing poor judgment and rapid shifts in mood, all of which make it more difficult to function effectively.These behavioral changes are said to be

Accepted Answer

The described behavioral changes are maladaptive, meaning they interfere with the person's ability to function effectively in their social and occupational roles.

Question 8

When a long-time, heavy drinker quits drinking suddenly and completely, that person is likely to experience

Accepted Answer

Delirium tremens is a potentially life-threatening condition that can occur when someone who has been drinking heavily for a long time suddenly stops drinking. Symptoms can include confusion, hallucinations, seizures, and irregular heart rate and breathing. It is important for individuals detoxing from alcohol to seek medical attention to prevent and treat this condition.

Question 9

Some people may be intoxicated for short periods; others go on and remain intoxicated for lengthy periods.

Accepted Answer

"Binges" refers to a pattern of excessive consumption of alcohol over a short period of time, which can result in intoxication. It is not related to the length of time a person remains intoxicated. The other options are not relevant to the given statement.

Question 10

Jack's substance use had become so severe that many areas of his life were greatly impaired.His extensive and varied drug use has caused academic failure, financial ruin, and legal troubles.A person such as Jack may have

Accepted Answer

Jack's extensive and severe drug use has caused impairment in multiple areas of his life, which meets the criteria for a substance-related disorder. Substance dependence or intoxication may also be present, but a substance-related disorder is the broadest and most appropriate term for Jack's situation. Substance overload is not a recognized diagnostic term.

Question 11

Janine would really like to quit smoking but simply cannot fight the cravings.Which aspect of substance use disorder does Janine struggle with?

Accepted Answer

Janine struggles with impaired control, which is characterized by difficulty in resisting cravings and impulse to use the substance despite the desire to quit. Social impairment refers to the negative impact substance use has on one's relationships and social functioning, risky use pertains to using the substance in hazardous situations, and tolerance involves the need for increased amounts of the substance to achieve the same effect.

Question 12

Which of the following is NOT an example of substance use?

Accepted Answer

Substance use involves the consumption of drugs or other substances that can alter one's mood, behavior, or cognitive function. Choice A, turning on white noise to help sleep, does not involve the consumption of any substances.

Question 13

The need to ingest greater and greater quantities of the drug to achieve the same effect defines

Accepted Answer

Tolerance is the process by which the body becomes accustomed to the effects of a drug, requiring larger doses of the drug to achieve the same effect as before. This can lead to increased usage and potential addiction.

Question 14

Maladaptive changes that occur when a person stops using a drug are the defining criteria of

Accepted Answer

Maladaptive changes that occur when a person stops using a drug are the defining criteria of withdrawal. Tolerance refers to the decreased response to a drug dose that occurs with repeated use, while intoxication refers to the acute effects of a drug on behavior or physiological functioning. Abuse may refer to a pattern of drug use that leads to negative consequences, but it is not directly related to the maladaptive changes that occur during withdrawal.

Question 15

Consider the case of Elon in Chapter 9 of your text.As Elon continued to drink and use illicit drugs, his ability to perform sexually was

Accepted Answer

As per the given case in Chapter 9 of the text, it is mentioned that Elon's addiction to drugs and alcohol had led to impaired sexual performance. Hence, the best choice is C - impaired.

Question 16

Drugs such as alcohol that inhibit aspects of the central nervous system are

Accepted Answer

Drugs such as alcohol that inhibit aspects of the central nervous system are known as depressants. They depress or slow down the activity of the brain and can lead to decreased motor function, impaired judgment, and reduced decision-making abilities.

Question 17

Charmane started smoking when she started college.At first, she found that one cigarette could give her a burst of energy that would keep her going all evening on her homework.But by winter break, Charmane finds that she needs three cigarettes to get that same burst of energy to keep going.Charmane is experiencing

Accepted Answer

Charmane is experiencing tolerance, which is the need for increased amounts of a substance to achieve the desired effects. This is indicated by her needing three cigarettes to get the same burst of energy that one cigarette used to provide.

Question 18

Severe confusion and autonomic overactivity in the form of the sweating, heart palpitations, and trembling that occurs during alcohol withdrawal is

Accepted Answer

The severe confusion and autonomic overactivity in the form of sweating, heart palpitations, and trembling that occurs during alcohol withdrawal is known as delirium tremens. Delirious tremens and delirious tolerance are not recognized terms. Delirium tolerance is not related to alcohol withdrawal.

Question 19

Drug-seeking behavior sometimes relates to dependence on a drug, meaning a person believes he or she needs that drug to function effectively.

Accepted Answer

Drug-seeking behavior is often linked to psychological dependence on a drug, where a person believes they need the drug to cope with stress, anxiety, or other emotional issues. While physical and physiological dependence can also contribute to drug-seeking behavior, these are not the best choices for this question as they primarily refer to the physical symptoms of withdrawal a person experiences when they stop using the drug. Psychobiological could also be a possible option, but it is less specific and less commonly used than psychological.

Question 20

When alcohol inhibits a key inhibitory brain system, the process is known as

Accepted Answer

When alcohol inhibits a key inhibitory brain system, it leads to the suppression of normal inhibitory impulses in the brain, resulting in disinhibition. This can cause a person to exhibit behaviors that they typically would not, such as increased impulsivity, aggression or recklessness.

Quiz 9: Substance-Related Disorders