Lesson 7 Flashcards
afferent neuron
sensory neuron
arachnoid matter
weblike middle membrane of the meninges
axons
nerve sell structures that carries impulses away from cell bodies to dendrites
brain stem
portion of the brain other than cerebral hemispheres and cerebellum
brain tumor
a mass or growth or normal cells in the brain
cerebellum
structure of the brain behind the pons and below the cerebrum
cerebrum
the largest part of the brain
choroid plexus
the network of blood vessels of the pia mater
concussion
severe blow to the head; may cause temporary loss of consciousness
dementia
loss in at least two areas of complex
dendrites
nerve cell processes that carries nerve cell impulses toward the cell body
encephalitis
inflammation of the brain
epilepsy
seizure disorder
fissures
the deep furrows within the brain matter
frontal lobe
in the cerebral cortex it controls the motor function
gyri
convulsions in the brain
hematoma
localized clotted mass of blood formed in an organ, tissue, or space
hypothalamus
part of the diencephalon; lies below the thalamus
memory
process by which humans store information they have learned
meninges
any of three linings enclosing the brain and spinal cord
meningitis
inflammation of the lining of the brain and spinal cord
neuron
nerve cell including its processes
nystagmus
rapid involuntary movement of the eyeball
occipital lobe
part of the cerebrum that houses the visual area
parietal lobe
the division of the cerebrum that lies beneath the parietal bone
pia mater
innermost vascular covering of the brain and spinal cord
pons
part of the brain stem
spastic quadriplegia
spastic paralysis of all four limbs