What do I see...
What do I hear...
What can it be?
Wait. I know this one!
Who can it be
100

Blephar /o

Eyelid

100

Oto

Ear

100

Snellen Chart 

Used to evaluate Near sightedness

100

OD

Right eye

100

Audiologist 

Evaluate hearing loss

200

Ocul/o

Eye

200

Otitis

ear infection

200

Ishihara

Color vision test 

200

OS

Left eye

200

Optometrist

Treats refractive errors 

300

-opia

Vision

300

Cochlea

inner ear spiral

300

Otoscope

Instrument used to examine the ear

300

OU 

Both eyes

300

Optician

Fits for glasses

400

Lacrim /o

Tear duct 

400

Conductive hearing loss

Hearing loss from damage to the outer ear

400

Menier's disease   

Disorder of the inner ear resulting in vertigo and loss of balance 

400

Myopia

Nearsightedness

400

Ophthalmologist 

Treats eye disease

500

Cataract

Clouding of the lens causing decreased vision

500

Ossicles 

3 bones in the inner ear 

500

Corneal abrasion   

Scratched cornea 

500

Hyperopia 

Farsightedness

500

AD, AS, OU

Right, left and both ears