Ophthalmology

By looking at the blood vessels in the eye during an examination, an optometrist can:

• 1. Look for symptoms of other diseases such as high blood pressure or diabetes

• 1. Check a patient's cholesterol

• 2. Determine the type of vision correction needed for the patient

• 2. Check for blood cancers

LASIK is:

• 1. A laser procedure used to strengthen the muscles in the eye

• 1. A procedure that corrects vision issues in most patients so they no longer need glasses or contact lenses

• 2. A high-tech way to check blood pressure

• 1. A procedure used to measure the cornea's strength in order to prescribe corrective lenses

An optometrist can do all of the following except:

• 1. Prescribe corrective lenses for patients

• 1. Conduct a vision exam

• 1. Treat a patient for high blood pressure

• 1. Conduct a vision exam

When bright light shines into the patient’s eyes, what happens?

• 1. The pupil widens

• 1. The cornea gets smaller

• 1. The cornea gets flatter

• 1. The pupil gets smaller

What is peripheral vision?

• 1. The ability to see things to the side as you look straight ahead

• 1. The ability to read very small print

• 1. The ability to see things clearly from a distance

• 1. The ability to see through solid substances

Which of the following nerves is not associated with the eye or vision?

• 1. The abducens nerve

• 1. The sciatic nerve

• 1. The oculomotor nerve

• 1. The trochlear nerve

Cones and rods:

• 1. Are nerve cells in the brain

• 1. Are parts of a camera

• 1. Are nerve cells in the retina

• 1. Turn light waves upside down

The light that comes into the eye is:

• 2. Projected directly onto the retina in a straight line

• 1. Captured by the retina and projected onto the cornea

• 1. Filtered by the cones and projected onto the rods in the back of the eye

• 1. Captured by the cornea and flipped to project upside down on the retina

When Patrick read the eye chart on the wall, he was being examined for:

• 1. Far vision

• 1. Right eye

• 1. Near vision

• 1. Left eye

Bifocals:

• 2. Are the same as reading glasses

• 1. Have distance prescription above and reading prescription below

• 1. Are available without prescription

• 1. Have a prescription in one eye and are blank in the other