psych quiz 4 - drugs
A human sperm cell contains
23 chromosomes
The principle of natural selection was first advanced by
Charles Darwin
Identical twins originate from the fertilization of
a single egg cell by a single sperm cell.
Men and women are most likely to differ in their
aggressiveness
Depressants are drugs such as
barbiturates and opiates.
The study of the relative power and limits of genetic and environmental influences on behavior is known as
behavioral genetics
Which drugs are most likely to be prescribed for general anxiety?
benzodiazepines
When cocaine is snorted, free-based, or injected, it produces a rush of euphoria by
blocking the reuptake of dopamine and norepinephrine.
Which of the following psychoactive drugs is most likely to impair people's ability to sleep?
caffeine
Soon after taking a psychoactive drug, Zachary experienced a diminished appetite, an increased pulse rate, dilated pupils, and feelings of self-confidence and euphoria. Zachary most likely experienced the effects of
cocaine
Alcohol consumption tends to
decrease self-awareness and decrease impulse control.
Repeated use of an opiate
decreases the brain's production of endorphins
In large doses, alcohol is a ________; in small amounts, it is a ________.
depressant; depressant
The greatest danger of viewing drug addiction as a disease is that this may lead drug addicts to
feel powerless to overcome the addiction
One popular theory proposes that young teens are most likely to start smoking in order to
gain social acceptance
A segment of DNA capable of synthesizing a specific protein is called a
gene
Research most clearly suggests that personality traits are more strongly influenced by
genes than by home environment
In considering gender differences, it is helpful to remember that
genetic similarities between the genders are much greater than genetic differences.
Twin studies suggest that Alzheimer's disease is influenced by
heredity
Environmental influences on personality traits are most clearly highlighted by comparing
identical twins raised together with identical twins raised apart.
Peer pressure is likely to
increase an adolescent's probability of trying recreational drugs increase an adolescent's probability of smoking result in higher adult emotional stability and higher GPAs for a college graduates
Psychoactive drugs influence neurotransmission by stimulating, mimicking, or ________ the activity of neurotransmitters.
inhibiting
Research on the use of addictive drugs indicates that
many people are able to stop using addictive drugs without professional help.
delta-9-THC, the active ingredient in ________, is classified as a ________.
marijuana; hallucinogen
Women are most likely to be sexually attracted to men who seem
mature and affulent
When cocaine is injected or smoked, it produces a rush of euphoria that lasts 15 to 30 minutes. But the stimulant drug ________ can trigger eight hours or so of heightened energy and euphoria.
methamphetamine
A ________ of cocaine users become addicted within 10 years after their first use of the drug. The ________ of America's ex-smokers have kicked the tobacco habit on their own, with few or no withdrawal symptoms.
minority; minority
DNA is a complex
molecule
In comparison to parental influence, peer influence is
more likely to affect a child's English language accent.
Compared with women, men are ________ likely to feel comfortable about having casual sex with different partners and ________ likely to cite affection as a reason for their first sexual intercourse.
more; less
Under the influence of alcohol, angered people are ________ likely to be aggressive than they would otherwise be and restaurant patrons are ________ likely to tip generously than they otherwise would.
more; more
A random error in gene replication is known as a
mutation
The change in brain chemistry that offsets the effects of a psychoactive drug is called
neuroadaptation which is: the body compensates for the presence of a chemical in the body so that it can continue to function normally. For people who abuse drugs or alcohol, this neuroadaptation leads to tolerance and dependence on a substance.
Chromosomes are contained with what kind of cells?
neurons, skin cells, and bone cells
Morphine and heroin are
opiates
Physical pain and intense cravings indicate
physical dependence
psychological dependence vs physical dependence
psycho: describes the addict's emotional need for the substance or behavior. physical: has to do with the condition of the body itself in relation to the substance, builds tolerance
Chemical substances that alter perceptions and moods are called ________ drugs.
psychoactive
Although Max never experiences caffeine withdrawal symptoms, he feels that he needs coffee every morning as part of his daily routine. Max best illustrates
psychological dependence
Many smokers develop some psychological dependence for
smoking behavior, nicotine, and the chemicals in smoke
Compared to environmentally impoverished rats, those rats housed in enriched environments experienced a dramatic increase in the number of their
synapses a synpase is a junction between two nerve cells, consisting of a minute gap across which impulses pass by diffusion of a neurotransmitter.
People have always responded so positively to Alyssa's good looks that she has developed a socially confident and outgoing personality. This best illustrates
the interaction of nature and nurture
When Celeste was unable to obtain her regular supply of heroin, she began to develop pain and an intense craving for the drug. Celeste was experiencing symptoms of
withdrawl
Alexander Shulgin first experimented with designing new psychedelics by altering the structure of
MDMA (ecstasy)
Which of the following is an amphetamine derivative that acts as a mild hallucinogen?
MDMA (ecstasy)
An altered state of consciousness similar to that of a near-death experience is most likely to result from the use of
L$D
After ingesting a small dose of a psychoactive drug, Laqueta experienced vivid visual hallucinations and felt as if she were separated from her own body. Laqueta most likely experienced the effects of
LSD
Arlette often consumes up to six cocktails in a row before she experiences any noticeable symptoms of intoxication. This suggests that Arlette has developed
tolerance