Q&A Hero

Q: studies involving genetic influences in homosexuality indicate that a)homosexuality is more common on the paternal side of families. b)fraternal twins are more likely to share a homosexual orientation than identical twins. c)adoptive relatives are as likely to share a homosexual orientation as biological relatives. d)homosexual brothers often have an identical segment of dna on the x chromosome.

Q: approximately ____ percent of 15- to 44-year-olds identify as lesbian, gay, or bisexual. a)2 b)4 c)6 d)10

Q: teenagers who talk openly with their parents about sex and contraception a)are just as likely as other teens to fail to use contraception. b)report having more unprotected sex than teens who do not discuss sex. c)have higher pregnancy rates than other teens. d)are more likely than other teens to use birth control if they have intercourse.

Q: mr. linden wants to discuss sex with his teenage daughter. which of the following would you recommend to him? a)a parent-dominated explanation about the facts of life b)a give-and-take conversation between parent and child c)a child-led question/answer session d)a conversation in which the parent provides judgmental comments about the childs questions

Q: when monicas parents sit down to talk with her about sex, she laughs and tells them that they are too late. she assures them that she already knows everything she needs to know. chances are high that a)monica is right, and they do not need to have the talk. b)monica will abstain from sex until she reaches adulthood. c)monica will adopt her parents sexual values. d)monicas actual knowledge is far less than her perceived knowledge.

Q: brads parents provide him with information on sex and contraception, and convey their values. as a result, brad is likely to a)take sexual risks. b)engage in sex at a young age. c)adopt his parents sexual values. d)fail to take his parents seriously.

Q: early sexual activity is more common among young people from ________________ homes. a)high-income b)economically disadvantaged c)middle-income d)two-parent

Q: which of the following teens is more likely to have early sex or frequent teenage sexual activity? a)uli, who feels a strong sense of personal control over life events b)howie, whose family is actively involved in their church c)darwin, who was a late maturer d)ryan, whose parents do not monitor his activities

Q: which of the following is true about adolescent sexual attitudes and behavior? a)rates of extramarital sex among u.s. young people are on the rise. b)overall, teenage sexual activity rates are lower in the united states than in other western countries. c)u.s. youths become sexually active later than their canadian and european counterparts. d)most teenagers have had only one or two sexual partners by the end of high school.

Q: which of the following is true about sex education and the media? a)most prime-time tv shows today depict sexual partners who act responsibly. b)in several studies, teenagers media exposure to sexual content positively predicted current sexual activity. c)the internet offers young people a safe, anonymous place to learn about sex. d)youths who feel depressed, are bullied by peers, or are involved in delinquent activities have fewer encounters with internet pornography.

Q: the majority of u.s. teens learn about sex from their a)friends or the media. b)mothers. c)fathers. d)teachers.

Q: sexual attitudes in the u.s. are a)extremely liberal. b)fairly open. c)relatively restricted. d)highly restricted.

Q: which of the following adolescents is the most likely to have parents with a permissive attitude about sex? a)iryana, an iranian b)kirsten, a canadian c)madison, an american d)fau, a papua new guinean

Q: the production of ___________ in young people of both sexes leads to an increase in sex drive. a)estrogens b)adrenaline c)androgens d)oxytocin

Q: which of the following is true about sports-related injuries in adolescence? a)more than one-half of high school students are involved in sports injuries that require medical attention. b)coaches sometimes make unreasonable demands of players that can lead to injury. c)many coaches match competitors on the basis of pubertal maturity rather than age and weight. d)the safest athletic activities during the pubertal growth period are team sports.

Q: which of the following is true about firearms and adolescent injury? a)firearms are the leading cause of adolescent fatalities in the united states. b)violence-related behaviors among high school students have increased in the past decade. c)rates of gun violence are highest in poverty-stricken inner-city neighborhoods. d)metal detectors in schools have had little impact on preventing youth violence.

Q: which of the following is true about automobile accidents and adolescent drivers? a)graduated licensing laws reduce adolescent traffic fatalities by 6 to 11 percent. b)parentchild communication has no preventive effect on automobile accidents. c)contrary to media portrayals, alcohol use is not a leading cause of teen auto accidents. d)automobile accident account for about 25 percent of teen deaths in the united states.

Q: __________ is/are the leading killer of u.s. teenagers. a)firearms b)automobile accidents c)suicide d)sports-related injuries

Q: most girls with bulimia nervosa a)are underweight. b)were later maturers. c)are impulsive. d)are perfectionists.

Q: compared to anorexics, adolescents with bulimia nervosa a)do not have a pathological fear of getting fat. b)feel guilty or depressed about their eating habits. c)experience their parents as emotionally available and involved. d)do not want help for their problem.

Q: connies teenage daughter follows a strict diet during the day, exercises strenuously, binge eats in the evening, and often takes laxatives. connie should be concerned that her daughter has a)anorexia nervosa. b)obsessive compulsive disorder. c)bulimia nervosa. d)a severe hormone imbalance.

Q: the most successful treatment for anorexia nervosa is a)family therapy and medication. b)behavior modification. c)in-patient hospitalization. d)outpatient education.

Q: fathers of daughters with anorexia nervosa tend to be a)overprotective and controlling. b)sensitive to adolescent autonomy. c)punitive or indulgent. d)emotionally distant.

Q: girls who develop anorexia nervosa typically have a)at least one overweight parent. b)a long history of yo-yo dieting. c)poor academic performance at school. d)unrealistically high standards for their own performance.

Q: which of the following girls is the least likely to develop anorexia nervosa? a)aaliyah, a caucasian american b)brenda, an asian american c)cheyanne, an african american d)deliah, a hispanic american

Q: boys account for _________ percent of anorexia cases. a)5 to 10 b)10 to 15 c)15 to 20 d)20 to 25

Q: renae has a compulsive fear of getting fat. as a result, she is starving herself. renae has a)bulimia nervosa. b)typical adolescent insecurities. c)a 10 percent chance of a full recovery. d)anorexia nervosa.

Q: ___________ is the strongest predictor of the onset of an eating disorder in adolescence. a)severe dieting b)obsessive behavior c)erratic behavior d)parental discord

Q: which girl is the most at risk for an eating problem? a)angela, who reached puberty late b)bea, who grew up in a home with no weight concerns c)caity, who reached puberty early d)desiree, whose friends are overweight

Q: vegetarian adolescents a)are far less likely than their nonvegetarian counterparts to have healthy eating habits. b)may have diets that are deficient in certain nutrients. c)are prone to fad dieting, which can lead to later weight gain. d)usually consume too few calories and nutrients.

Q: mr. and mrs. falk want to improve their teenagers diets. one simple and proven way they can do this is to a)forbid them from eating fast foods. b)give them limited spending money. c)find a way to eat together as a family most nights of the week. d)remove all sweets from the home.

Q: janelle, a teenager, is chronically tired, but she appears to be growing normally. she should have a medical checkup because she might be suffering from a)anemia. b)obesity. c)diabetes. d)anorexia nervosa.

Q: the most common nutritional problem of adolescence is ______ deficiency. a)riboflavin b)magnesium c)iron d)calcium

Q: of all age groups, adolescents are most likely to a)be obese. b)skip breakfast. c)make healthy food choices. d)need less protein.

Q: research shows that _________________ tend to have lasting adjustment problems in later life. a)early-maturing boys b)late-maturing boys c)late-maturing girls d)early-maturing girls

Q: _______ maturers in ________-income neighborhoods are especially vulnerable to establishing ties with deviant peers. a)late; high b)late; low c)early; middle d)early; low

Q: adolescents feel _____ comfortable with peers who ______________________. a)more; mature sooner than they do b)most; match their own level of biological maturity c)more; mature later than they do d)least; match their own level of biological maturity

Q: ________ -maturing caucasian girls tend to report a ______ positive body image than other girls. a)early; more b)late; less c)early; less d)on-time; less

Q: maggi is a later-maturing girl. she is most likely to be regarded as a)a leader at school. b)unpopular. c)lacking in self-confidence. d)withdrawn.

Q: chinara is an early-maturing girl. she is most likely to be perceived as _______ by her peers. a)popular b)withdrawn c)independent d)relaxed

Q: carter is a late-maturing adolescent boy. he is likely to report more ___________ than his on-time counterparts. a)psychological stress b)sexual activity c)aggression d)anxiety

Q: ethan is an early-maturing boy. he is probably perceived by both adults and peers as a)unpopular. b)self-confident. c)withdrawn. d)prone to depression.

Q: ________ is a modern substitute for the physical departure of the adolescent from the home. a)an initiation ceremony b)a rite of passage c)psychological distancing d)a cultural script

Q: the majority of parentadolescent disagreements focus on a)everyday matters such as driving and curfews. b)the adolescents future plans. c)philosophical and religious issues. d)school achievement.

Q: which of the following is true about the parentchild relationship in adolescence? a)contrary to popular media portrayals, there is a decline in the intensity of parentchild conflict. b)psychological distancing, common in village and tribal societies, is less common in western cultures. c)the larger the gap between parents and adolescents views of teenagers readiness for new responsibilities, the more they quarrel. d)parentson conflict tends to be more intense than conflict with daughters.

Q: in a study comparing mood swings, those between the ages of ______ most often shifted from cheerful to sad and back again. a)9 and 11 b)12 and 16 c)17 and 19 d)20 and 25

Q: which of the following statements is true about adolescent mood variation? a)high points tend to occur around noon each day. b)low points tend to occur during times spent with friends. c)high points tend to occur during self-chosen leisure activities. d)low points tend to occur on friday nights.

Q: higher pubertal hormone levels are _______ moodiness. a)strongly linked to greater b)strongly linked to lesser c)modestly linked to greater d)the primary cause of

Q: western adolescents a)celebrate the onset of puberty with a ritualized announcement. b)are granted partial adult status at many different ages. c)are formally initiated into adulthood through ceremonies like the quinceanera. d)usually have an earlier transition to adulthood than those in tribal or village societies.

Q: haeata lives in a tribal society and just experienced menarche. which of the following is probably true? a)haeata will feel ashamed and will not tell anyone about the onset of puberty. b)haeata will still be regarded as a child by her parents and family. c)the tribe will celebrate the onset of puberty with an initiation ceremony. d)the tribe will acknowledge the onset of puberty, but it will not mark a change in haeatas social status.

Q: trevor just experienced spermarche. which of the following is likely to be true? a)trevor did not know about ejaculation ahead of time. b)trevor obtained information about ejaculation from reading material or websites. c)trevors first ejaculation was later than he expected. d)trevor will eventually tell a friend that he experienced spermarche.

Q: boys ________ about ejaculation before spermarche. a)usually know b)usually talk with their peers c)usually find out from their fathers d)rarely know

Q: boys typically respond to spermarche with a)fear. b)mixed feelings. c)depression. d)joy.

Q: graces grandma recalls menarche as a traumatic experience. she would like things to be different for grace. what advice can you give her? a)she should let grace be surprised by menarche and then answer any questions she has about puberty. b)she should explain to grace that menarche is an unpleasant but necessary experience. c)she should prepare grace in advance and treat it as an important milestone. d)she should provide grace with biological information but deliver the information as clinically as possible.

Q: girls typically react to menarche with a)surprise. b)joy. c)fear. d)depression.

Q: sleep rebound on weekends a)helps teenagers perform better in school during the weekdays. b)is vitally important to teenage sleep patterns. c)can lead to difficulty falling asleep on subsequent evenings. d)decreases the sleep phase delay.

Q: the combination of a sleep phase delay and evening activities, phones, and computers has resulted in a)todays teenagers getting much less sleep than those of previous generations. b)teenagers who are better able to cope with sleep loss than previous generations. c)teenagers who are less likely to rely on sleep rebound on weekends. d)teenagers who get a better nights rest than those in previous generations.

Q: enhanced ________ sensitivity helps explain why young adolescents are so self-conscious and sensitive to others opinions. a)gray matter b)oxytocin c)insulin d)estrogen

Q: which of the following is true about brain development in adolescence? a)adolescents tend to recruit the prefrontal cortexs network of connections with other brain areas more effectively than adults do. b)adolescents tend to perform better than adults on tasks requiring inhibition and future orientation. c)in humans and other mammals, neurons become less responsive to excitatory neurotransmitters during puberty. d)adolescents react more strongly to stressful events than adults do and experience pleasurable stimuli more intensely.

Q: ___________ increase(s) during middle childhood and adolescence. a)gray matter b)sleep time c)white matter d)neurons in the prefrontal cortex

Q: when childrens safety and security are at risk, it is adaptive for them to a)reproduce early. b)reproduce later. c)fail to reproduce. d)fail to reach menarche or spermarche.

Q: tamineh has a history of family conflict and has experienced harsh parenting. tamineh will probably reach puberty a)earlier than other girls. b)at the same time as the average girl. c)slightly later than other girls. d)much later than other girls.

Q: which girl is likely to reach menarche first? a)aakia, who lives in a poverty-stricken village in ethiopia b)anya, who comes from a low-income family in sweden c)alexis, who is a middle-income caucasian american d)angelique, who is a middle-income african american

Q: which of the following is true about body fat and puberty? a)breast and pubic hair growth occur later for heavier girls. b)few studies report a link between body fat and puberty in boys. c)few studies report a link between body fat and puberty in girls. d)obese girls tend to experience later puberty.

Q: gemma eats very little. she is likely to experience puberty a)much earlier than other girls. b)slightly earlier than other girls. c)around the same time as the average girl. d)later than other girls.

Q: julianna is obese. she is likely to experience puberty a)earlier than other girls. b)at the same time as other girls. c)slightly later than other girls. d)much later than other girls.

Q: the first ejaculation occurs around age a)12. b)13. c)14. d)15.

Q: in boys, the voice change a)begins after facial and body hair emerge. b)occurs before enlargement of the penis and testes. c)takes place at the beginning of the growth spurt. d)often is not complete until puberty is over.

Q: spermarche occurs a)before the height spurt begins. b)after the peak strength spurt. c)between ages 10 and 11. d)before facial hair begins to grow.

Q: the first sign of puberty in boys is a)the appearance of pubic hair. b)the height spurt. c)the enlargement of the testes. d)deepening of the voice.

Q: menarche takes place a)after the peak of the height spurt. b)approximately one year before the height spurt. c)before pubic hair appears. d)after breast growth is completed.

Q: the average age of menarche in north america is a)11. b)12. c)13. d)14.

Q: female puberty usually begins with a)menarche. b)the budding of the breasts. c)significant weight gain. d)the appearance of pubic hair.

Q: primary sexual characteristics a)are visible on the outside of the body. b)involve the reproductive organs directly. c)are unrelated to sexual functioning. d)do not develop in a standard sequence.

Q: which of the following is an example of a secondary sexual characteristic? a)changes in the uterus b)changes in the scrotum c)breast development d)changes in the testes

Q: which of the following athletes is especially likely to continue her activity into adulthood? a)ellen, a softball player b)gerda, a volleyball player c)justine, a basketball player d)alena, a cross-country runner

Q: which of the following did researchers find about rates of physical activity from ages 9 to 15? a)fewer than one-third of sampled youths met the u.s. government recommendation of at least 60 minutes of moderate to strenuous physical activity per day. b)from ages 9 to 15, physical activity increased by about 40 minutes per day for sampled youths. c)in u.s. high schools, about 75 percent of girls and 80 percent of boys are enrolled in physical education courses. d)only one-half of all u.s. high school students participate in a daily physical education class.

Q: gregor, a high-school senior, has begun taking creatine to enhance his performance on the basketball court. which of the following side effects are possible? a)diabetes b)brain seizures c)damage to the reproductive organs d)a loss in muscle power

Q: twins, jake and molly, age 15, are both athletic. which of the following is probably true? a)jakes gains in gross-motor performance are slow and gradual. b)molly is experiencing a dramatic spurt in strength, speed, and endurance. c)by mid-adolescence, jake will run faster and throw farther than molly. d)by late-adolescence, molly will jump farther than jake.

Q: which of the following statements is true about musclefat makeup in adolescence? a)although both sexes gain in muscle, the increase is 150 percent greater in boys. b)arm and leg fat decreases in adolescent girls. c)altogether, girls gain far more muscle strength than boys. d)around age 8, boys start to add more fat than girls on their arms, legs, and trunk.