Two-point discriminative touch sensations travel to the brain in the:

Which of the following differentiates fetal alcohol syndrome (FAS) from Down syndrome?

A) Down syndrome is a genetic disorder and FAS is a preventable disease. B) FAS can be reversed, while Down syndrome cannot. C) Children will "grow out" of FAS but not Down syndrome. D) FAS is genetic and Down syndrome is acquired.

Which anatomical structure is the tough band that encases the intervertebral disc material?

a. annulus fibrosis b. circle of Willis c. intervertebral foramina d. nucleus pulposus