Scientists do not actually know what triggers puberty. (True or false?)

Scientists do not actually know what triggers puberty.
 
  Indicate whether this statement is true or false.

Question 2

All of the hormonal changes of puberty begin in adolescence.
 
  Indicate whether this statement is true or false.

Question 3

Levs parents and close friends celebrated Levs thirteenth birthday with a bar mitzvah ceremony. Cultures throughout the world mark and celebrate the enormous physical changes of adolescence.
 
  Indicate whether this statement is true or false.

Question 4

The thought and behavior patterns of young adolescents who later are diagnosed with anorexia or bulimia often reveal all of the following except
 
  a. body dissatisfaction.
  b. a low stress level, amounting to boredom.
  c. a perception of pressure to be thin from peers, family or society.
  d. symptoms of depression.

Question 5

Genes are involved in the risk for eating disorders, and in the case of anorexia and bulimia, there is evidence of
 
  a. multiple subtle brain irregularities, such as with appetite regulation.
  b. a specific gene for anorexia and a different specific gene for bulimia.
  c. a single common gene that causes both anorexia and bulimia.
  d. damage to one specific brain region that leads to the disordered eating behavior.

Question 6

A sociocultural factor thought to play a role in both anorexia and bulimia is the pressure, from the media and elsewhere, for women to be
 
  a. popular.
  b. thin.
  c. heavy.
  d. happy.