The optic nerve is made up of the dendrites of ganglion cells

Which of the following statements about birthrate trends between 1970 and 2012 is true?

A) The birthrate increased during this period for women 20 to 24 years of age. B) The birthrate decreased during this period for women 25 years of age and older. C) For women in their thirties, the birthrate during this period rose nearly fivefold. D) The greatest decline in the birthrate during this period was for women in their thirties.

The part of the nervous system that allows the brain to regulate digestion, heart rate, and respiration without our conscious attention is the

a. autonomic nervous system. b. central nervous system. c. somatic nervous system. d. spinal cord.