The swimming reflex lasts throughout a lifetime.

The MAIN reason why today's U.S. emerging adults stay in the nest is:

a) financial; they cannot afford to move out. b) anxiety; they are more stressed out. c) dependency; they are too attached to their parents. d) shifting norms; society now feels that leaving home is wrong.

Which of the following is NOT a correct statement about the pattern of osteoporosis with age for men and women?

a. It begins in the 30s and continues thereafter. b. It is greater for women than for men. c. Among women, it is accelerated by menopause. d. It accelerates in men in their 60s.