Archaeologists have unearthed human skeletons with holes in the skull. It has been suggested that the holes were drilled into the skulls to _________.
a. release fluid associated with brain swelling
b. relieve the individual of a headache
c. release evil spirits from the individual
d. treat epilepsy
Question 2
The ______ nervous system is made up of nerves that receive and transmit sensory
messages to the brain.
a. central c. reticular
b. peripheral d. limbic