and answers 2026\2027 A+ Grade
Boys Puberty
- correct answer Start of Puberty: Usually begins between ages 9.5 and 13.5.
Growth Spurt: age 12.5
Spermarche (First Ejaculation): Begins around the age of 13
End of Puberty: 18 years old on average.
Girls Puberty
- correct answer Start of Puberty: Typically begins between ages 8 and 13.
Growth Spurt: starts age 10
Menarche (First Menstruation): age 12.5
End of Puberty: 16 years old on average.
Summarize the domino effect and its role in puberty.
- correct answer The hypothalamus is a regulatory center in the brain and it sends GnRH to the pituitary
gland, triggered by achieving a certain threshold of body fat. The pituitary gland released gonadotropins
(FSH and LH) which trigger the production of sperm and ovarian follicles, along with sex hormones being
released into the bloodstream. These sex hormones lead to the development of secondary sex
characteristics like pubic hair growth, breast growth, etc.
Late-Maturing Girls
- correct answer have not been identified for being at risk for major problems, although these
individuals may feel annoyed at being behind their peers regarding sexual development. The poor
outcomes are by no means inevitable.
Early-Maturing Boys
- correct answer typically receive positive attention for being the tallest and strongest in their class. This
positive attention is often from both girls and other boys, who may look up to early maturing boys who
have a natural advantage in sports and other activities.
, Late-Maturing Boys
- correct answer may be at-risk for problem behaviors if their appearance and behavior, paired with an
unsympathetic and bullying school situation, results in their being rejected by their peers. The poor
outcomes are by no means inevitable.
Profile of people with anorexia nervosa
- correct answer are more likely to come from middle- to upper-class families that are highly controlling,
common for it to run in the family.
are more likely to be very perfectionistic and tightly controlling of their own behaviors.
may come from a culture or part of society where there is a high emphasis on being thin.
may also have low levels of key neurotransmitters.
Profile of people with bulimia nervosa
- correct answer may also run in families. However, these individuals are more likely to be impulsive and
engage in other reckless behaviors. Research has found connections between bulimia and depressive
disorders, indicating a possible biochemical problem.
Eating disorders
- correct answer In summary, a variety of social, genetic, neurochemical, and personality variables play a
role in eating disorders. However, younger and more perfectionistic individuals are more likely to
develop anorexia, while older and more impulsive individuals are more likely to develop bulimia.
People with the purging subtype of anorexia will still be concerned about obesity and would be
underweight. Those components are not part of bulimia.
Early Maturing Girls
- correct answer Girls who begin to mature before age 10 my experience delinquency, negative body
image, eating Disorder, substance abuse and early sexual behavior.
Boys who begin to mature before age 12 may experience popularity with girls, popularity among male
peers & athletic success. May also be more prone to risk behavior, starting to do more activities before
they are ready.
Girl who mature later in life may have a more boyish figure and suffer from body image problems. Even
feeling left out from their peers.
Boys who mature later may be at risk for some social and behavioral problems if these physical
attributes contribute to them being rejected by their peers.