Exam 13: Assisting in Ophthalmology and Otolaryngology

Otosclerosis is a form of conduction deafness that causes the auditory ossicles to become fixed and unable to vibrate when sound waves enter the ears.

Amblyopia is an abnormal sensitivity to light.

The neurologic center of vision is located in the

The olfactory nerve is the cranial nerve that carries impulses for the sense of sight.

Which potentially destructive disorder of the eye is characterized by increased fluid inside the eyeball?

Color is interpreted in the retina through specialized structures called cones.

When light focuses behind the retina,the patient is diagnosed with __________.

If the patient starts to squint or lean forward during a Snellen exam,the medical assistant should continue to go down the rows until the patient makes more than two errors.

Conduction hearing loss is caused by a problem that originates in the cochlea.

__________ is a procedure in which high-intensity sound waves are used to break up a cataract before it is removed.

The ideal exam room for the Ishihara test

Ringing of the ears is measured with an instrument called a tonometer.

Which statement is not true about a sensorineural hearing loss?

Refraction is the ability of the lens of the eye to bend light rays so that they simultaneously focus on the cornea.

Which of the following is true about an error of refraction?

For irrigation of the ear,the irrigation unit should be aimed directly at the tympanic membrane to prevent discomfort for the patient.

An angry mother calls the office because no antibiotics had been prescribed for her child's otitis media,which she had reported earlier in the day.Following the office policy developed by the physician,Kim shares with the mother the most up-to-date recommendations on the treatment of otitis media.Summarize these recommendations.

Which of the following structures is/are located in the retina?

The Snellen eye chart should be placed 20 feet from the patient at the eye level of the examiner.

Conduction hearing loss can be caused by all of the following except