Practice Quiz

Ophthalmic Assistant

Category - Supplemental Skills

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Ophthalmologists measure the angle between the anterior surface of the iris and the posterior surface of the cornea in order to determine
  1. axial length.
  2. anterior chamber depth.
  3. color vision.
  4. corneal thickness.
Explanation
Answer: B - anterior chamber depth.

Ophthalmologists measure the angle between the anterior surface of the iris and the posterior surface of the cornea in order to determine anterior chamber depth. The normal depth of anterior chamber of the eye is 3.5to 2.5mm; less than 2.5mm depth can be risk for angle closure glaucoma.
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