During puberty, expected male anatomical changes include: 1. ...

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During puberty, expected male anatomical changes include:
 
  1. Growth plates closing by age 16.
   2. Gynecomastia.
   3. Enlargement of the scrotum.
   4. Decrease in lean body mass.

Question 2

Cessation of menstrual periods after an established pattern of regularity could be an indication of:
 
  1. Too much meat in the diet.
   2. Deliberate food restriction.
   3. Venereal diseases.
   4. Late onset puberty.

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Answer to Question 1

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1. Growth plates close by age 20.
2. Gynecomastia refers to abnormal breast development in boys.
3. The scrotum and penis enlarge in boys during puberty.
4. During adolescence, lean body mass will increase in boys.

Answer to Question 2

2

1. Could indicate a drop in body fat due to excessive exercising, deliberate food restriction/eating disorder, or illness
2. Could indicate a drop in body fat due to excessive exercising, deliberate food restriction/eating disorder, or illness
3. A venereal disease will not cause a difference in menstrual periods.
4. Late onset puberty will not cause a cessation of menstrual periods.

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