The choroid plexus ____.
a. cushions the brain
b. protects the brain from infection
c. is another name for the ventricles
d. forms the cerebrospinal fluid
Question 2
The autonomic nervous system is divided into two parts; the ____ nervous system (which prepares the body for emergency action), and the ____ nervous system (which calms the body).
a. sympathetic; parasympathetic
b. parasympathetic; sympathetic
c. somatic; craniosacral
d. craniosacral; somatic
