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Unit 5 Nervous Syste
| Term | Definition |
|---|---|
| cerebr/o, encephal/o | brain |
| dur/o | dura (tough outer membrane surrounding the brain and spinal cord) |
| gangli/o | nerve bundle |
| myel/o | spinal cord, bone marrow |
| gnosi/o | know, knowledge |
| myociionus | muscle twitching |
| agnosia | inability to comprehend |
| afferent nerve | a nerve that carries impulses toward the central nervous system |
| efferent nerve | a nerve that carries impulses away from the central nervous system |
| interiotal | time before seizures |
| postictol | time after seizures |
| endarterectomy | removal of the inside of an artery |
| myelogram | image of the spinal cord (usually done using x-ray) |
| hematoma | a tumor-like mass made up of blood |
| nystagmus | involuntart back and forth eye movement |
| encephalopiosis | a pus filled abcess in the brain |
| dysesthesia | bad feeling |
| somnumbulism | sleep walking |
| cerebral palsy | paralysis caused by damage to the area of the brain responsible for movement |
| ALS | amyotrophic lateral sclerosis (Lou Gehrig's disease) |
| CSF | cerebrospinal fluid |
| ICP | intercrainal pressure |
| MRA | Magnetic resonance angiography |
| asthenia | weakness |
| hypn/o | sleep |
| local anesthetic | any anesthetic that does not affect consciousness |
| agnosia | inability to comprehend |
| acrophobia | fear of heights |
| astrocytoma | a tumor arising from astrocyte glial cell |
| somn/o, somn/i | sleep |