Exam 37: Assisting in Ophthalmology and Otolaryngology

Which of the following is acceptable when administering the Snellen visual acuity test?

The ideal exam room for the Ishihara test:

The vitreous humor helps maintain the shape of the anterior portion of the eye.

__________ is a highly infectious disease, typically caused by staphylococcal bacteria, that causes edema, a purulent discharge, and inflammation of the eye.

Ophthalmic ointments should be carefully applied across the center of the eyeball.

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

__________ results in the loss of central vision and ultimately leads to blindness.

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

Eye medications can be used in multidose droppers for many different patients.

Amblyopia is an example of failure of the eyes to track together, a condition known as __________.

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

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

The medical term for nearsightedness is presbycusis.

When instilling ear drops in an adult, pull the pinna:

A child with __________ has involuntary movement of one or both eyes; this condition is often seen with multiple congenital abnormalities.

During testing of a patient's visual acuity, the patient reads the 20/25 line with both eyes wearing contacts.The visual acuity should be recorded as:

The average person blinks two or three times a second to:

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

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.

The neurologic center of vision is located in the: