CH 43 Assisting with Eye and Ear Care

Myopia

A condition commonly referred to as nearsightedness

Glaucoma

A condition produced by increased intraocular pressure

Ophthalmoscope

A handheld instrument with a light used to view the inner eye structures

Audiologist

A specialist who focuses on evaluating and correcting hearing problems

Otologist

A specialist who treats disease and disorders of the ears

Decibel

A unit used to measure the relative intensity of sound

Hyperopia

A visual impairment in near vision

Ophthalmoscope

A(n) _____________is used to visualize the internal structures of the eye.

audiometer

A(n)_________is a machine used to measure hearing acuity.

Audiometer

An electronic device that measures hearing acuity by producing sounds in specific frequencies and intensities

Cochlear implant

An electronic device that stimulates the auditory nerve

Ménière's disease

An inner ear disease that causes bouts of vertigo, nausea, and tinnitus

Tonometer

An instrument used to measure intraocular pressure

Schlemm's

Aqueous humor diffuses into a vascular channel known as the _____________ canal.

Cataract

Clouding and hardening of the lens of the eye, which causes visual disturbance

ciliary

During accommodation, the ______________ muscles contract or relax, changing the shape of the lens for near and far vision.

Presbycusis

Hearing loss due to aging

Presbyopia

Loss of visual acuity due to aging is called ___________.

Tinnitus

Ringing in the ears

field

The area that is visible when the patient looks at an object straight ahead is the visual _____________.

Conjunctivitis

The bacterial form of this condition is known as pink eye

anterior

The eye's ______________structures include the iris, lens, and cornea.

Frequency

The number of complete fluctuations of energy that pass a specific point in 1 second

Accommodation

The process of the eye focusing on objects

tonometer

The test done to measure fluid pressure within the eye is _______________.

Sensorineural

The type of hearing loss that results when neural tissues are damaged

Conductive

The type of hearing loss that results when sound waves are blocked

refraction

The way light from objects is focused through the eye to form an image on the retina is __________.

Slit Lamp

Used to examine the eye's anterior structures including the eyelids, iris, lens, and cornea

Refraction examination

Using a device with multiple lenses to verify the need for corrective lenses

Blepharitis

_____________is an inflammation of the eyelid.