Ocular Immunology — Flashcards

Flashcard 1: _____ sensitivity of the peripheral retina is one of the natural mechanisms to decrease aberration of the eye

Answer: Low

Flashcard 2: Angle _____ is the angle between the visual axis and pupillary axis at the cornea

Answer: kappa

Flashcard 3: _____ images are reflections of objects from the structure of the eye.

Answer: Purkinje

Flashcard 4: The _____ layer of the tear film provides oxygen and nutrients to the corneal epithelium.

Answer: Aqueous layer

Extra: The tear film consists of three layers: 1. **Lipid layer** (outer): Secreted by Meibomian glands; prevents evaporation and lubricates the eyelids. 2. **Aqueous layer** (middle): Secreted by Lacrimal glands; provides the bulk of tears, nutrients, and oxygen to the cornea. 3. **Mucin layer** (inner): Secreted by Goblet cells; converts the hydrophobic corneal surface to a hydrophilic one.

Flashcard 5: _____ mm of the cornea is naturally covered by upper eyelid

Answer: 2

Flashcard 6: Aqueous humor is produced by _____ epithelium on the ciliary body

Answer: nonpigmented

Flashcard 7: _____ theory states that peculiar refractive index of corneal lamellae is responsible for the corneal transparency

Answer: Goldmann

Flashcard 8: _____ layer helps in spreading the tear film over the ocular surface

Answer: Mucin

Flashcard 9: lux is the unit for _____

Answer: illumination of light 

Extra: 

Flashcard 10: In anterior uveitis, aqueous **cells** exhibit Brownian movement and aqueous **flare** is based on the Tyndall phenomenon; both are demonstrated on _____.

Answer: slit lamp examination