HDFS 1500 Exam 3 questions with
complete solutions A+ rated
puberty - correct answer ✔✔Developmental stage at which a person becomes
capable of reproduction.
menarche - correct answer ✔✔a girl's first menstrual period. Average age is 12
years 8 months.
sperm Arche - correct answer ✔✔a boy's first ejaculation of sperm
Estrogens - correct answer ✔✔Female hormones
Androgens - correct answer ✔✔General term for male hormones
Testosterones - correct answer ✔✔Male hormones
How much of puberty is genetic? - correct answer ✔✔2/3
Puberty is to blame for the reason why teenagers ______ less, it alters
biorhythms. - correct answer ✔✔sleep
How does body fat and stress affect girl's puberty? - correct answer ✔✔Girls with
higher body fat are more likely to begin puberty before those of thinner build.
,chronic malnutrition ______ puberty in both sexes. - correct answer ✔✔delays
How does body fat and stress affect boy's puberty? - correct answer ✔✔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? - correct
answer ✔✔100 pounds
Secular trend - correct answer ✔✔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 - correct answer ✔✔positive: popular, confident. Negative:
aggression, sexual activity.
Late puberty in boys - correct answer ✔✔negative: unpopular, anxious, talkative,
attention seekers, negative body image, depression
early puberty in girls - correct answer ✔✔negative effects: unpopular, withdrawn,
low self-confidence, negative image, more long term problems, earlier sexual
endeavors, unwanted attention.
Late puberty in girls - correct answer ✔✔positive: popular, sociable, lively, school
leaders, positive body image
Sequence of events in growth spurts: - correct answer ✔✔1st: weight
, 2nd: height
3rd: muscle
Weight and height increase ______ the growth of muscles and internal organs. -
correct answer ✔✔before
During puberty, these decrease: - correct answer ✔✔Lymphoid systems (tonsils
and adenoids) in size; asthma
The average teen grows: - correct answer ✔✔10 inches; 40 pounds
Fewer than 1/2 of teenagers consume the recommended dose of ______. This
causes anemia. - correct answer ✔✔iron
______ of adult bone mass is acquired from age 10-20, yet few adolescents
consume enough calcium. - correct answer ✔✔1/2
True or False: Anorexia is more common among high SES and high achievers -
correct answer ✔✔True
The limbic system (emotional impulses) matures ______ the prefrontal cortex
(logic and reasoning) during adolescence. - correct answer ✔✔before
Puberty usually begins between the ages of - correct answer ✔✔8-14
complete solutions A+ rated
puberty - correct answer ✔✔Developmental stage at which a person becomes
capable of reproduction.
menarche - correct answer ✔✔a girl's first menstrual period. Average age is 12
years 8 months.
sperm Arche - correct answer ✔✔a boy's first ejaculation of sperm
Estrogens - correct answer ✔✔Female hormones
Androgens - correct answer ✔✔General term for male hormones
Testosterones - correct answer ✔✔Male hormones
How much of puberty is genetic? - correct answer ✔✔2/3
Puberty is to blame for the reason why teenagers ______ less, it alters
biorhythms. - correct answer ✔✔sleep
How does body fat and stress affect girl's puberty? - correct answer ✔✔Girls with
higher body fat are more likely to begin puberty before those of thinner build.
,chronic malnutrition ______ puberty in both sexes. - correct answer ✔✔delays
How does body fat and stress affect boy's puberty? - correct answer ✔✔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? - correct
answer ✔✔100 pounds
Secular trend - correct answer ✔✔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 - correct answer ✔✔positive: popular, confident. Negative:
aggression, sexual activity.
Late puberty in boys - correct answer ✔✔negative: unpopular, anxious, talkative,
attention seekers, negative body image, depression
early puberty in girls - correct answer ✔✔negative effects: unpopular, withdrawn,
low self-confidence, negative image, more long term problems, earlier sexual
endeavors, unwanted attention.
Late puberty in girls - correct answer ✔✔positive: popular, sociable, lively, school
leaders, positive body image
Sequence of events in growth spurts: - correct answer ✔✔1st: weight
, 2nd: height
3rd: muscle
Weight and height increase ______ the growth of muscles and internal organs. -
correct answer ✔✔before
During puberty, these decrease: - correct answer ✔✔Lymphoid systems (tonsils
and adenoids) in size; asthma
The average teen grows: - correct answer ✔✔10 inches; 40 pounds
Fewer than 1/2 of teenagers consume the recommended dose of ______. This
causes anemia. - correct answer ✔✔iron
______ of adult bone mass is acquired from age 10-20, yet few adolescents
consume enough calcium. - correct answer ✔✔1/2
True or False: Anorexia is more common among high SES and high achievers -
correct answer ✔✔True
The limbic system (emotional impulses) matures ______ the prefrontal cortex
(logic and reasoning) during adolescence. - correct answer ✔✔before
Puberty usually begins between the ages of - correct answer ✔✔8-14
