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The endocrine system influences bodily processes by producing and releasing A neural fibers. B chemical energy. C hormones. A key event in setting off puberty occurs when A there is a surge in levels of human growth hormone. B the adrenal gland produces higher levels of stress hormone. C the hypothalamus becomes less sensitive to sex hormones and signals the gonads to produce higher levels of them.
D the growth curve becomes steepest. Answer: C Page Ref: B GnRH. C giveback. D gonads. Answer: D Page Ref: The earliest phase of puberty, which begins before any outward physical changes, is known as A adrenarche. B spermarche. C menarche. D asynchronicity. Answer: A Page Ref: A the secular trend. B homeostasis. C the adolescent growth spurt. D the metabolic transition. A at the same time as B six months later than C about two years earlier than D six months earlier than Answer: C Page Ref: 41 12 During the adolescent growth spurt, different parts of the body change at different times and different rates; a phenomenon called A homeostasis.
B the critical period. C ossification. Answer: D. Page Ref: 42 13 One reason for the average difference in height between adult men and women is that. A boys are older and hence taller when they enter the growth spurt. B androgens promote greater height than estrogen. C girls are shorter than same-age boys during childhood. D the Y chromosome in males programs greater height. A boys; boys B girls; girls.
C girls; boys D boys; girls Answer: C Page Ref: 42 15 During puberty, boys increase in physical strength more than girls in part because A they are more likely to exercise regularly. B girls put on proportionately more body fat than boys. C their endocrine systems produces more testosterone, closely linked to muscle growth. D All of the above. A early; early B early; late C late; early D late; late Answer: B Page Ref: 44 17 "Tanner stages" refers to A the sequence of changes in secondary sex characteristics during puberty.
B the levels of melatonin found in the skin of adolescents from different backgrounds. C the growth and maturation of the long bones of the body. D the increased production of sebum that is linked to adolescent acne.
Answer: A Page Ref: 44 18 In most girls, the first outward indication of puberty is A the appearance of pubic hair. B menarche. C the swelling of the breast bud. D the development of complexion problems. B the appearance of facial hair. C the appearance of pubic hair. D register changes in the voice. B eleven. C thirteen. D fifteen. B twelve. C fourteen. D sixteen. Answer: A Page Ref: 45 22 Research on trends in puberty often focuses on the age of menarche because A pubertal trends change more for girls than for boys.
B it is the earliest sign of puberty in girls. C it is a definite event that is usually noticed and remembered. D sexual development in boys happens more slowly and gradually. Answer: C Page Ref: 46 23 The age at which girls experience their first menstrual period is affected by A nutrition.
B family conflict. C intensive exercise. This is an illustration of the A pubertal decline. B secular trend. C delayed phase preference. D lowered reaction range. B came much later than it does in Europe and North America today. C came at roughly the same age as it does in Europe and North America today. D came somewhat earlier than it does in Europe and North America today. Answer: C Page Ref: 49 26 Girls who have negative feelings about their breast development tend to attribute this to A the stress of having to leave childhood.
B increased parental restrictions on their activities. C the hassle of having to dress modestly. D overt reactions from others, especially boys. B telling their closest friend. C keeping it secret. D telling their father. Answer: A Page Ref: 52 28 For pubertal boys, self consciousness about penis size can lead to A checking out other boys' bodies for reassurance.
B "locker room syndrome," or fear of being seen naked by other boys. C involuntary erections during public moments. D frequent conversations on the topic with close friends. Answer: B Page Ref: B tend to be taller as adults. C usually get more social support from parents and peers. D tend to be less popular and more depressed. Answer: D Page Ref: 54 30 Early-maturing girls are less likely to have problems if A puberty comes at the same time as moving to a new school.
B their community doesn't offer sexuality education until junior high school. C they attend an all-girls school. D their friends have not yet reached puberty. Answer: C Page Ref: 55 31 Boys who enter puberty earlier than their age mates A are seen and treated as more mature. B are more likely to get involved with drug and alcohol use. C have fewer problems with parents. A stage termination B deviance.
B puberty rites. C birthday celebrations. D exchanging gifts on special days. Answer: B Page Ref: 60 36 As compared to puberty rites for girls, puberty rites for boys tend to be more A enthusiastically celebrated. B focused on rules and taboos. C harsh and painful. D rapidly dying out. Answer: C Page Ref: 60 37 During puberty and adolescence, neurons in the brain lose as many as half their interconnections, in a process called A synaptic pruning.
B dendritic branching. C myelination.
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The endocrine system influences bodily processes by producing and releasing A neural fibers. B chemical energy. C hormones. A key event in setting off puberty occurs when A there is a surge in levels of human growth hormone. B the adrenal gland produces higher levels of stress hormone.
Ian McMahan , Susan Thompson. Note: If you are purchasing an electronic version, MyVirtualTeen does not come automatically packaged with it. To purchase MyVirtualTeen, please visit www. A Positive Approach to Exploring Development! Adolescence , Canadian Edition, by Ian McMahan and Susan Thompson, combines rigorous, scientific coverage of adolescent development research with a scholarly yet enjoyable narrative style that is rarely found in textbooks.