Eye Anatomy
Vision & Refraction
Clinical tests
Eye Conditions
Instruments
100

This is the clear, dome-shaped surface that covers the front of the eye.

Cornea

100

This condition is also known as nearsightedness.

Myopia

100

This test measures how well a person sees at a distance.

Visual Acuity

100

This common condition causes cloudy vision and is treated with surgery.

cataract

100

This tool measures the curve of the cornea for contact lens fitting.

Keratometer

200

This colored part of the eye controls the size of the pupil.

Iris

200

This term describes age-related difficulty seeing up close.

Presbyopia

200

This test is used to assess peripheral vision.

Visual Field Test

200

This condition involves increased intraocular pressure and can lead to blindness.

Glaucoma

200

This is the name of the microscope used during a slit lamp exam.

What is a slit lamp?

300

The retina sends signals to the brain through this nerve.

Optic Nerve

300

This type of lens corrects hyperopia.

Plus lens (convex)

300

This test uses a puff of air or a probe to measure intraocular pressure.

Tonometry

300

This condition is also known as “pink eye.”

Conjunctivitis

300

This instrument checks for refractive error and is rotated in front of the eyes.

What is a phoropter?

400

This jelly-like substance fills the space between the lens and the retina.

Vitreous Humor

400

This refractive error causes distorted or blurred vision due to an irregular cornea.

Astigmatism

400

This handheld instrument is used to examine the inside of the eye.

What is an ophthalmoscope?

400

This retinal condition is a complication of diabetes.

Diabetic Retinopathy

400

This is the name of the chart used to test distance visual acuity.

What is a Snellen chart?

500

This area of the retina is responsible for sharp central vision.

Macula

500

This is the ability of the eye to change focus from far to near.

Accommodation

500

This drop is used to dilate the pupil during an eye exam.

What is tropicamide?

500

This condition causes the retina to pull away from the back of the eye.

What is a retinal detachment?

500

Looks like an ice cream scooper used during a chalazion excision

Curette