Med Term
opt/o
vision, eye
The three bones that transmit vibrations to inner ear via the oval window
Malleus, Incus and Stapes
Secretes tears which have enzyme (lysozyme)
Lacrimal gland
Illness caused by motion during travel
Motion Sickness
How many degrees is our visual field?
170
irid/o
iris
Canals oriented in the three planes of space
Semicircular canals
Located immediately behind pupil and iris, able to change shape and transparent in young people
lens
AMD
Age-related macular degeneration
Smallest bone within the ear
Stapes
blephar/o
eyelid
The two types of hearing loss.
Conductive and sensorineural
Photorecpetors
Which pathology is known as pink eye?
Conjunctivitis
The pupil is actually a
hole in the middle of the iris
OM
Otitis Media
Where are the receptor neurons for hearing found?
Receptor neurons are contained within the spiral organ ( Organ of Corti )
Function of vitreous humor
Helps maintain intraocular pressure and keeps retina in place
Ear infection relates to which pathology?
Otitis Media
What keeps contact lenses from sliding to the back of the eyeball?
The conjunctiva forms a fold
PERRLA
Pupils, equal, round, reactive to light and acommodation
Where are the receptor hair cells within the Organ of Corti found?
The cells sit on top of the basilar membrane
Help us see in dim light or at night and provide peripheral vision
Rods
Imperfection of the eye's curvature
Astigmatism
What is the pathway for taste? (ie cranial nerves and part of the brain)
Cranial nerves 7 (facial), 9 (glossopharyngeal) and 10 (vagus) and travel to the parietal lobe