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Nervous System
Quiz 3
Question | Answer |
---|---|
cerebell/o | cerebellum |
cerebr/o | brain, cerebrum |
cortic/o | cortex |
crani/o | cranium, skull |
dur/o | hard, dura mater |
encephal/o | entire brain |
esthesi/o | sensation, perception |
gangli/o, ganglion/o | ganglion |
gli/o | glue, neuroglia |
mening/o, meningi/o | meninges |
myel/o | bone marrow, spinal cord |
narc/o | stupor, sleep |
neur/o | nerve |
phas/o | speech |
poli/o | gray |
radicul/o | nerve root |
somn/o, somn/i | sleep |
spin/o | spine |
spondyl/o, vertebr/o | vertebra |
thalam/o | thalamus |
ventricul/o | ventricle |
epi- | on, following |
hemi- | half |
hyper- | above, excessive |
hypo- | below, deficient |
para- | beside |
poly- | many, much |
quadri- | four |
-gram | record, recording |
-ictal, -lepsy | seizure |
-paresis | partial or incomplete paralysis |
-phrenia | the mind |
-plegia | paralysis |
cranial | pertaining to the cranium or skull |
ictal | pertaining to or caused by a stroke or seizure |
ischemic | pertaining to a lack of blood flow |
postictal | pertaining to following a seizure |
radicular | pertaining to a root (nerve) |
cerebrovascular accident (CVA), stroke | damage to the brain caused by an interruption of blood supply to a region of the brain |
cerebral aneurysm | widening of a blood vessel in the brain, usually due to a weakness in the wall of the artery |
cerebral embolism | obstruction or occlusion of a vessel in the brain by an embolus |
cerebral thrombosis | clot within a blood vessel of the brain |
meningitis | inflammation of the meninges |
radiculopathy | disease of the nerve roots |
seizure | violent spasm or series of jerky movements of the face, trunk, or limbs |
transient ischemic attack (TIA) | sudden, brief, and temporary cerebral dysfunction usually caused by interruption of blood flow to the brain |
cerebral angiography | radiography of blood vessels in the brain after injection of radiopaque contrast material |
electroencephalogram (EEG) | electrical recording of activity of the brain |
craniectomy | excision of part of the cranium to access the brain |
craniotomy | incision into the skull to access the brain |
ganglionectomy | excision of a ganglion |
laminectomy | excision of the thin plate of the vertebra to relieve pressure on the spinal cord |
neuroplasty | surgical repair of the nerves |
conjunctiva | mucous membrane that lines the eyelids and outer surface of the eyeball |
blephar/o | eyelid |
conjunctiv/o | conjunctiva |
corne/o | cornea |
cry/o | cold |
dacry/o , lacrim/o | tears or tear ducts |
dipl/o | double, two |
ir/o , irid/o | iris |
kerat/o | cornea |
ocul/o , ophthalm/o | eye |
opt/o | vision, eye |
phot/o | light |
presby/o | related to aging |
pupill/o , cor/e , cor/o | pupil |
retin/o | retina |
scler/o | hard, sclera |
ton/o | tension, pressure |
-ectasia, -ectasis | dilation, stretching |
-lysis | destruction, breakdown, separation |
-malacia | softening |
-meter | instrument for measuring |
-metry | measurement of |
-opia, -opsia | vision |
-phobia | abnormal fear, aversion to, sensitivity to |
-ptosis | prolapse, drooping, sagging |
-rrhea | flow, discharge |
-spasm | involuntary movement |
-trophia | to turn |
accommodation | ability of the eye to adjust focus on near objects |
binocular | pertaining to both eyes |
blepharal | pertaining to the eyelid |
conjunctival | pertaining to the cornea |
intraocular | within or inside the eye |
iridal, iridial | pertaining to the iris |
lacrimal | pertaining to tears |
ocular, ophthalmic | pertaining to the eye |
optic | pertaining to vision |
pupillary | pertaining to the pupil |
retinal | pertaining to the retina |
scleral | pertaining to the sclera |
amblyopia | poor vision, usually in only one eye, caused by abnormal development of the visual areas; also known as "lazy eye" |
astigmatism | distorted, blurry vision caused by abnormal curvature of the cornea or lens |
color blindness | deficiency in distinguishing some colors |
diplopia | double vision |
hyperopia | farsightedness |
myopia | nearsightedness |
nyctalopia | poor vision in reduced light or at night; commonly called night blindness |
photophobia | extreme sensitivity to light |
presbyopia | impaired vision caused by old age |
conjunctivitis | highly contagious inflammation of the conjunctiva; commonly known as pinkeye |
ophthalmia | condition of the eye characterized by severe conjunctivitis |
pterygium | growth of conjunctival tissue over the cornea; usually associated with prolonged exposure to ultraviolet light |
cataract | clouding of the lens of the eye, which causes poor vision |
ophthalmoscope | instrument used for examining the interior of the eye through the pupil |
pupillometry | measurement of the pupil |
ophthalmoscopy | use of the ophthalmoscope to view the interior of the eye |
acous/o | hearing, sound |
audi/o | hearing |
aur/i, aur/o, ot/o | ear |
cochle/o | cochlea |
labyrinth/o | labyrinth, inner ear |
mastoid/o | mastoid bone |
myring/o, tympan/o | tympanic membrane, eardrum |
scler/o | hard, sclera |
staped/o | stapes |
vestibul/o | vestibule |
dys- | painful, difficult, abnormal |
-acousis, -acusis | hearing |
-algia | pain |
-ectomy | excision, surgical removal |
-stomy | surgical opening |
acoustic | pertaining to hearing or sound |
auditory | pertaining to hearing |
aural, otic | pertaining to ear |
cochlear | pertaining to cochlea |
labyrinthine | pertaining to the labyrinth or inner ear |
mastoid | pertaining to the mastoid bone and cells |
tympanic | pertaining to the tympanic membrane or tympanic cavity |
vestibular | pertaining to a vestibule |
acoustic neuroma | benign tumor that develops on the acoustic nerve and causes hearing loss |
cerumen impaction | excessive buildup of earwax |
cholesteatoma | cystlike tumor of skin in the middle ear behind the tympanic membrane usually caused by chronic otitis media |
conductive hearing loss | hearing loss due to obstruction or lesion in the outer and/or middle ear |
labyrinthitis | inflammation of the inner ear |
mastoiditis | inflammation of the mastoid bone |
myringitis | inflammation of the tympanic membrane |
otalgia | pain in the ear |
otitis externa (OE) | inflammation of the external auditory meatus; also known as "swimmer's ear" |
otitis media (OM) | inflammation of the middle ear |
otomycosis | fungal infection in the ear |
otopyorrhea | discharge of pus from the ear |
otorrhea | discharge from the ear |
otosclerosis | hardening of the ossicles, particularly the stapes |
presbycusis | impaired hearing caused by old age |
sensorineural hearing loss | hearing loss caused by damage to the inner ear or the auditory nerve |
tinnitus | noises in the ear, such as ringing, buzzing, or humming |
audiogram | record of hearing (presented in graph form) |
audiometer | instrument for measuring hearing |
audiometry | measurement of hearing |
otoscope | instrument for examining the ear |
otoscopy | use of an otoscope to examine the external auditory canal and tympanic membrane |
ophthalmoscope | instrument used for examining the interior of the eye through the pupil |
pupillometry | measurement of the pupil |
ophthalmoscopy | use of the ophthalmoscope to view the interior of the eye |
labyrinthectomy | excision of part of the labyrinth |
mastoidectomy | excision of part of the mastoid bone |
mastoidotomy | incision into the mastoid bone |
myringotomy, tympanostomy | surgical incision (opening) into the tympanic membrane to drain fluid from the middle |
otoplasty | surgical repair of the external ear |
stapedectomy | removal of the stapes and replacement with a prosthesis; done to correct hearing loss from otosclerosis |
tympanoplasty | surgical repair of the tympanic membrane and/or middle ear |
tympanostomy tube placement | placement of a tube in the tympanic membrane to relieve symptoms caused by fluid buildup |
lumbar puncture (LP) | process of inserting needle into the subarachnoid space of the lumbar spine to obtain cerebrospinal fluid for analysis |
magnetic resonance imaging (MRI) | imaging technique that uses magnetic fields and radiofrequency waves to visualize anatomic structures |
myelogram | radiographic contrast study of the spinal subarachnoid space and its contents |
polysomnography | monitoring and recording of normal and abnormal activity during sleep to diagnose sleep disorders |
positron emission tomography (PET) | nuclear medicine procedure that shows blood flow in the brain that can correspond to various brain activity |
refraction | test using a manual refractor to determine an exact vision prescription |