Ch 16

The functional reflex that allows the eyes to focus on near objects is termed

accommodation.

The meibomian glands secrete

an oily substance to lubricate the eyes.

The nurse has tested an adult client's visual fields and determined that the temporal field is 90 degrees in both eyes. The nurse should

document the findings in the client's records.

While assessing the eye of an adult client, the nurse observes an inward turning of the client's left eye. The nurse should document the client's

esotropia

When assessing the fundus of the eye, the nurse recognizes which normal characteristic represented in dark-skinned individuals?

fundus is grayish brown with a purplish cast

The nurse is planning to assess a client's near vision. Which technique should be used?

have the client read newspaper print held 14 inches from the eyes

A client complains of feeling like he is slowly losing his central vision. The nurse knows this symptom could represent

macular degeneration

An older client asks why vision is not as sharp as it used to be when the eyes are focused forward. What should the nurse realize this client is describing?

macular degeneration

The optic nerves from each eyeball cross at the

optic chiasma.

The nurse is preparing to examine an adult client's eyes, using a Snellen chart. The nurse should

position the client 609.6 cm (20 ft) away from the chart.

A client is diagnosed with a scotoma. What question is appropriate for the nurse to ask to obtain more data about this condition?

"Are the blind spots constant or intermittent?"

A 6-year-old boy has come to the clinic with his mother because of recent eye redness and discharge. The nurse's assessment has suggested a diagnosis of conjunctivitis. What should the nurse tell the mother about her son's eye?

"This might have been the result of an allergy, but most likely it was caused by a bacteria or virus."

A client in the clinic where you work is considered legally blind. The nurse knows that this means the vision in his better eye, corrected by glasses, is what?

20/200 or less

A 2-month-old infant is being examined at the pediatrician's office. The mother said she noticed the baby was not making tears in the left eye. What does this finding suggest?

A blocked lacrimal apparatus

You are assessing visual fields on a client newly admitted for eye surgery. The client's left eye repeatedly does not see your fingers until they have crossed the line of gaze. You would document that the client has what?

A left temporal hemianopsia

Which of the following statements most accurately describes the maintenance of normal intraocular pressure?

Aqueous humor is continuously circulating through the eye with production equaling drainage.

The nurse is inspecting the cornea and lens of an elderly client and notices a white arc around the limbus of the client's eye. The nurse recognizes this condition, common in older adults, as which of the following?

Arcus senilis

Which technique by the nurse demonstrates proper use of the ophthalmoscope?

Asks the client to fix the gaze upon an object and look straight ahead

A light is pointed at a client's pupil, which then contracts. It is also noted that the other pupil contracts as well, though it is not exposed to bright light. Which of the following terms describes this latter phenomenon?

Consensual reaction

While the nurse examines a client's pupillary response to light in the right eye, the pupil in the left eye is constricted. What does this finding suggest to the nurse?

Consensual reaction

A client asks a nurse if any foods promote eye health. What food would the nurse include as a response?

Deep-water fish

The nurse selects the chart with E's in diferent directions. Which client characteristic caused the nurse to select this chart?

Does not speak English

A 29-year-old physical therapist presents for evaluation of an eyelid problem. On observation, the right eyeball appears to be protruding forward. Based on this description, what is the most likely diagnosis?

Exophthalmos

What is a characteristic symptom of Graves hyperthyroidism?

Exophthalmos

A nurse assesses the parallel alignment of a client's eyes by testing the corneal light reflex. Where should the nurse shine the penlight to obtain an accurate result?

Focused on the bridge of the nose

A client presents to the emergency department after being hit in the head with a baseball bat during a game. The nurse should assess for which condition?

Hyphema

What features would most likely be noted on fundoscopic examination of someone with glaucoma?

Increased cup-to-disc ratio

A middle-aged client reports difficulty in reading. Which action by the nurse is appropriate to test near visual acuity using a Jaeger reading card?

Instruct the client hold the chart 14 inches from the eyes

On a health history, a client reports no visual disturbances, last eye exam being 2 years ago, and not wearing glasses. The nurse notices that the client squints when signing the consent for treatment form and holds the paper close to the face. What should the nurse do next?

Perform both the distant and near visual acuity tests

Which of the following is a symptom of the eye?

Scotomas

A client is assigned a visual acuity of 20/100 in her left eye. Which of the following is true?

She can see at 20 feet what a normal person could see at 100 feet.

The nurse is caring for a 63-year-old client who can neither read nor speak English. What would be the appropriate chart to use to assess this client's vision?

Snellen E

As part of a physical assessment, the nurse performs the confrontation test to assess the client's peripheral vision. Which test result should a nurse recognize as indicating normal peripheral vision for a client using the confrontation test?

The client and the examiner see the examiner's finger at the same time.