CH. 6 SENSORY: Ophthalmology Flashcards
Most complex sensory organs
eyes and ears
socket
aka Orbit
-the eye rests in
blepharo
eyelids
- protect eyes from dust and floating particles
- keep the eye moist
Lacrimal gland
small gland near the eye
-produces tears
Conjunctiva
thin invisible membrane lining for the eyes and eyelids
ocul/o
ophthalm/o
opt/o
eye
oculopath, opthalmmologist
lacrim/o
dacry/o
tear
lacrimation, dacryorrhea
- opia
- opsia
vision condition
hyperopia, akinetopsia
blephar/o
eyelid
corne/o
kerat/o
cornea
corneal transplant
keratitis
conjunctiv/o
conjunctiva
scler/o
sclera (white of the eye)
phacosclerosis
scleromalacia
vitre/o
vitreous liquid
(vitreous humor)
vitreous liquid
vitrectomy
cycl/o
ciliary body (changes shape of the lens to maintain focus)
cycloplegia
unable to see up close - presbyopia
retin/o
retina
“net”
retinitis
retinoscope
ir/o
irid/o
iris (colored part of the eye)
-Greek Iris : female messenger, rainbow
iritis
iridalgia
phac/o> s before i & e
phak/o
lens
Greek “ lentil”
aur/o
ot/o
ear
aural learner
acous/o
audi/o
sound, hearing
acuoustinc
audiogram
-acusis
hearing condition
hyperacusis
osteoacusis - bone hearing condition
cerumin/o
ear wax
ceruminolysis
salping/o
eustachian tube
Latin- salphix : “trumpet”
rhinosalpingitis
tympan/o
myring/o
eardrum
Greek: “drum”
Orchestras kettledrums : tympany
tympanostomy
myringotomy
mastoid/o
mastoid process (bony protrusion behind ear)
mast (breast) + old (resembling) > resembling a breast
Inner ear (labyrinth)
- helps maintain balance
cochlea: shell shaped organ - stapes: presses on the cochela and causes the fluid to move
- the hair bends, create an electric signal (acoustic nerve to the brain
- brain receives and processes the electric signals
vestibular system (in the inner ear)
sends info to the brain about the tilt, rotation, and motion of the head
- has hairs
- brain coordinates movement with the eyes
labyrinth/o
labyrinth (innermost part of the ear)
-the cochela (hearing) & vestibular system (balance)
Greek: King Minos & Minotaur (half man & bull)
laybrinithitis
vestibul/o
vestibule : small space at the beg of a canal
-in front of the semi circular canals
“the lobby of the building”
vestibulitis
cochel/o
cochlea : snail shell shaped tube in the inner ear that contains receptors
Greek: “snail shell”
cochleitis
