The part of the brain responsible for planning and analyzing matures during

Functional imaging techniques are used to ________

a. observe the brain's activity as it reacts to sensory stimuli b. study single neurons c. study overall activity in particular regions of the brain d. map structures in the living brain

Suppose Ann and her sister are both going to have a baby. Ann is age 28; her sister is age 45. Generalizing from statistics noted in the text, you would know that Ann's probability of having a child with Down syndrome are:

a. about the same as her sister's b. slightly greater than her sister's c. slightly less than her sister's d. more than 10 times less than her sister's