In the second trimester, the pregnant woman experiences early fetal movement called

Why do we know so little about normal middle-aged brains?

A) Research has mostly focused more on children's brain functions. B) Most research has focused on changes associated with trauma and disease. C) Research has generally been focused on the brain functions of the elderly. D) Research has always been limited by the availability of research subjects who, in this case, are in their peak working years.

Which is true of childhood play? a. Both boys and girls tend to favor enabling over constricting

b. Both boys and girls tend to favor constricting over enabling. c. Boys tend to favor enabling and girls tend to favor constricting. d. Boys tend to favor constricting and girls tend to favor enabling.