10. C,D

pia mater

innermost meningeal membrane

motor nerves

carry messages away from (efferent) the brain and spinal cord to muscles and glands

sensory nerves

carry messages toward (afferent) the brain and spinal cord from receptors

sulci

grooves in the cerebral cortex

subarachnoid space

contains cerebrospinal fluid

gyri

elevations in the cerebral cortex

neurotransmitter

chemical that is released at the end of a nerve cell and stimulates or inhibits another cell (example: acetylcholine)

parenchymal cell

essential cell of the nervous system; a neuron

glial cells

connective and supportive (stromal) tissue

encephalopathy

disease of the brain

cerebellum

part of the brain that controls muscular coordination and balance

epidural hematoma

collection of blood above the dura mater

leptomeningitis

inflammation of the pia and arachnoid membranes

anencephaly

condition of absence of a brain

poliomyelitis

inflammation of the gray matter of the spinal cord

meningeal

pertaining to the membranes around the brain and spinal cord

radiculopathy

disease of nerve roots (of spinal nerves)

myelomeningocele

hernia of the spinal cord and meninges

vagal

pertaining to the tenth cranial nerve