Which of the following statements about secular trends in pubertal development is true?
A) In industrialized nations,the age of menarche increased steadily from 1900 to 1970.
B) In industrialized nations,the age of menarche declined steadily from 1900 to 1970.
C) In North America and some European countries,rates of overweight and obesity rise sharply during puberty.
D) In industrialized nations,the age of spermarche increased steadily from 1900 to 1970.
Correct Answer:
Verified
Q1: The first outward sign of puberty is
A)steady
Q2: Fourteen-year-old Phil experiences muscle and body growth
Q3: Which of the following statements is true
Q4: Mary and Ashley are identical twins.Abbie and
Q5: Male puberty usually begins with
A)extreme and unpredictable
Q8: During puberty,the neurons become more responsive to
Q9: Boys show superior athletic performance during the
Q10: Which of the following is a secondary
Q10: Wayne believes that teenagers are naturally rebellious
Q11: On average,girls reach puberty
A)at approximately the same
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