Sensory System Flashcards by Cathy Phan

aque/o

water

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blephar/o, palpebr/o

eyelid

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chrom/o

colour

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chori/o, choroid/o

choroid

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conjunctiv/o

conjunctiva
a thin, clear membrane that protects your eye. It covers the inside of your eyelid and the white of your eye (the sclera).

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core/o, pupill/o

pupil

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corne/o, kerat/o

cornea

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cycl/o

ciliary body
a ring of tissue that encircles the lens. The ciliary body contains smooth muscle fibers called ciliary muscles that help to control the shape of the lens. T

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dacry/o, lacrim/o

tear/lacrimal duct, tears

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dipl/o

double

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irid/o, ir/o, ir/i, irit/o

iris

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mi/o

contraction, less, smaller

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mydri/o

wide, dilation

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ocul/o, ophthalm/o, opt/o, optic/o, opt/i

eye, vision, sight

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papill/o

optic disc

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phac/o, phak/o

lens

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phot/o

light

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presby/o

old age

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retin/o

retina

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scler/o

sclera
White outer layer of eyeball

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ton/o

tension

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uve/o

uvea
the middle layer of the eye between the sclera (white part of the eye) and the retina (light-sensitive layer at the back of the eye). It has 3 parts: Iris (the colored part of the eye) Ciliary body (the part of the eye that helps the lens focus)

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vitre/o

glasslike, glassy, gel like

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-chalasis

relaxation

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-opia, -opsia

vision, visual condition

-ptosis

drooping, sagging

-pexy

put in place, surgical fixation

-tropia, -tropion

turning

eso-

inward

exo-

outward

extra-

on the outside

intra-

on the inside

Accommodation

The process whereby the eyes make adjustments for seeing objects at various distances

Cataract

An opacity of the crystalline lens or its capsule; most often occurs in adults past middle age

Conjunctivitis

Inflammation of the conjunctiva caused by allergy, trauma, chemical injury, bacterial, viral or infection. The type "pinkeye" is infectious and contagious.

Enucleation

A process of removal of the eyeball from the orbit

Glaucoma

A disease characterized by a increased intraocular pressure which results in atrophy of the optic nerve and blindness

Nystagmus

An involuntary, constant, rhythmic movement of the eyeball

Snellen Chart

A chart for testing visual acuity

Strabismus

A squint

Intraocular pressure

Oculus dexter (right eye)

Oculus sinister (left eye)

PERRLA

Pupils equally, regular, react to light and accommodation

REM

Rapid eye movement

Both Eyes (Oculus Uterque)

acoust/o, acous/o

hearing, related to hearing

audi/o, audit/o

hearing, ear

aur/o, aur/i,ot/o

ear, hearing

cochle/o

cochlea (snail, spiral) a fluid-filled, spiral-shaped cavity found in the inner ear that plays a vital role in the sense of hearing and participates in the process of auditory transduction.

labyrinth/o

labyrinth, inner ear

mastoid/o

mastoid process a bony projection on the temporal bone—located behind your ears on each side of your skull. Due to its location, ear issues—such as a middle ear infection—can cause pain at the mastoid process.

myring/o, tympan/o

ear drum, tympanic membrane

myc/o

fungus

pinn/i

external ear

salping/o

eustachian tube

staped/o

stapes (stirrup) (malleus - anvil) (incus - hammer)

tinnit/o

ringing, buzzing

-algia, -dynia

pain

-cusis

hearing

bi-

two

mon-

one

Cerumen

earwax

Equilibrium

A state of balance

Vertigo

A feeling of dizziness

Auris dexter (right ear)

Auris sinistra (left ear)

ENT

Ear, nose and throat

EENT

Eyes, ears, nose and throat