HDFS 1500 Exam 3 Questions Well Answered Latest Update 2025-2026
puberty - Answers Developmental stage at which a person becomes capable of reproduction.
menarche - Answers a girl's first menstrual period. Average age is 12 years 8 months.
spermarche - Answers a boy's first ejaculation of sperm
Estrogens - Answers Female hormones
Androgens - Answers General term for male hormones
Testosterones - Answers Male hormones
How much of puberty is genetic? - Answers 2/3
Puberty is to blame for the reason why teenagers ______ less, it alters biorhythms. - Answers sleep
How does body fat and stress affect girl's puberty? - Answers Girls with higher body fat are more likely
to begin puberty before those of thinner build.
chronic malnutrition ______ puberty in both sexes. - Answers delays
How does body fat and stress affect boy's puberty? - Answers Boys with higher body fat are more likely
to being puberty later than those of thinner build.
How much body weight is needed to support a girl's menstrual period? - Answers 100 pounds
Secular trend - Answers Refers to the earlier and greater growth of children due to improved nutrition
and medical care over the last 2 centuries. Girl's menstrual periods are becoming 3-4 months earlier per
decade since 1860.
early puberty in boys - Answers positive: popular, confident. Negative: aggression, sexual activity.
Late puberty in boys - Answers negative: unpopular, anxious, talkative, attention seekers, negative body
image, depression
early puberty in girls - Answers negative effects: unpopular, withdrawn, low self-confidence, negative
image, more long term problems, earlier sexual endeavors, unwanted attention.
Late puberty in girls - Answers positive: popular, sociable, lively, school leaders, positive body image
Sequence of events in growth spurts: - Answers 1st: weight
2nd: height
3rd: muscle
, Weight and height increase ______ the growth of muscles and internal organs. - Answers before
During puberty, these decrease: - Answers Lymphoid systems (tonsils and adenoids) in size; asthma
The average teen grows: - Answers 10 inches; 40 pounds
Fewer than 1/2 of teenagers consume the recommended dose of ______. This causes anemia. - Answers
iron
______ of adult bone mass is acquired from age 10-20, yet few adolescents consume enough calcium. -
Answers 1/2
True or False: Anorexia is more common among high SES and high achievers - Answers True
The limbic system (emotional impulses) matures ______ the prefrontal cortex (logic and reasoning)
during adolescence. - Answers before
Puberty usually begins between the ages of - Answers 8-14
Primary sex characteristics - Answers the body structures (ovaries, testes, and external genitalia) that
make sexual reproduction possible
secondary sex characteristics - Answers nonreproductive sexual characteristics, such as female breasts
and hips, male voice quality, and body hair
Teenage birth rates have decreased because of... - Answers rising use of protection.
Common STIs - Answers Chlamydia (most common), syphillis, gonorrhea, genital herpes, and HIV
Egocentrism is most common in ages ______. Focus on self in exclusion to others. - Answers 10-14
Personal fable - Answers "I think nobody understands what I'm feeling or going through"
Invincibility fable - Answers "I think I can't be hurt"
imaginary audience - Answers "I think that other people are watching me, judging me"
Piaget stage for adolescents? - Answers Fourth and final stage: formal operational thought
Piaget and Inhelder's balance scale - Answers Formal operational adolescents possess systematic logical
thinking, the ability to understand and manipulate abstract concepts.
hypothetical-deductive reasoning - Answers The capacity to think of possibilities, not just reality. "What
if... then" possibilities.
Intuitive thought - Answers (Limbic system). Comes from an emotion or a hunch, beyond rational
explanation. Impulses.
puberty - Answers Developmental stage at which a person becomes capable of reproduction.
menarche - Answers a girl's first menstrual period. Average age is 12 years 8 months.
spermarche - Answers a boy's first ejaculation of sperm
Estrogens - Answers Female hormones
Androgens - Answers General term for male hormones
Testosterones - Answers Male hormones
How much of puberty is genetic? - Answers 2/3
Puberty is to blame for the reason why teenagers ______ less, it alters biorhythms. - Answers sleep
How does body fat and stress affect girl's puberty? - Answers Girls with higher body fat are more likely
to begin puberty before those of thinner build.
chronic malnutrition ______ puberty in both sexes. - Answers delays
How does body fat and stress affect boy's puberty? - Answers Boys with higher body fat are more likely
to being puberty later than those of thinner build.
How much body weight is needed to support a girl's menstrual period? - Answers 100 pounds
Secular trend - Answers Refers to the earlier and greater growth of children due to improved nutrition
and medical care over the last 2 centuries. Girl's menstrual periods are becoming 3-4 months earlier per
decade since 1860.
early puberty in boys - Answers positive: popular, confident. Negative: aggression, sexual activity.
Late puberty in boys - Answers negative: unpopular, anxious, talkative, attention seekers, negative body
image, depression
early puberty in girls - Answers negative effects: unpopular, withdrawn, low self-confidence, negative
image, more long term problems, earlier sexual endeavors, unwanted attention.
Late puberty in girls - Answers positive: popular, sociable, lively, school leaders, positive body image
Sequence of events in growth spurts: - Answers 1st: weight
2nd: height
3rd: muscle
, Weight and height increase ______ the growth of muscles and internal organs. - Answers before
During puberty, these decrease: - Answers Lymphoid systems (tonsils and adenoids) in size; asthma
The average teen grows: - Answers 10 inches; 40 pounds
Fewer than 1/2 of teenagers consume the recommended dose of ______. This causes anemia. - Answers
iron
______ of adult bone mass is acquired from age 10-20, yet few adolescents consume enough calcium. -
Answers 1/2
True or False: Anorexia is more common among high SES and high achievers - Answers True
The limbic system (emotional impulses) matures ______ the prefrontal cortex (logic and reasoning)
during adolescence. - Answers before
Puberty usually begins between the ages of - Answers 8-14
Primary sex characteristics - Answers the body structures (ovaries, testes, and external genitalia) that
make sexual reproduction possible
secondary sex characteristics - Answers nonreproductive sexual characteristics, such as female breasts
and hips, male voice quality, and body hair
Teenage birth rates have decreased because of... - Answers rising use of protection.
Common STIs - Answers Chlamydia (most common), syphillis, gonorrhea, genital herpes, and HIV
Egocentrism is most common in ages ______. Focus on self in exclusion to others. - Answers 10-14
Personal fable - Answers "I think nobody understands what I'm feeling or going through"
Invincibility fable - Answers "I think I can't be hurt"
imaginary audience - Answers "I think that other people are watching me, judging me"
Piaget stage for adolescents? - Answers Fourth and final stage: formal operational thought
Piaget and Inhelder's balance scale - Answers Formal operational adolescents possess systematic logical
thinking, the ability to understand and manipulate abstract concepts.
hypothetical-deductive reasoning - Answers The capacity to think of possibilities, not just reality. "What
if... then" possibilities.
Intuitive thought - Answers (Limbic system). Comes from an emotion or a hunch, beyond rational
explanation. Impulses.
