ABO NOCE Basic Opticianry Ocular Anatomy and Conditions Questions and Answers 3

Question 1

Which part of the uveal tract provides the eye with its primary blood supply?

Accepted Answer

Choroid

Answer

The choroid is a highly vascular layer that supplies oxygen and nutrients primarily to the outer retina.

Question 2

Horner's syndrome affecting the eye includes miosis, ptosis, and which other sign?

Accepted Answer

Anhidrosis of the ipsilateral face

Answer

Disruption of the sympathetic pathway causes the classic triad: miosis, ptosis, and anhidrosis on the same side.

Question 3

The vitreous humor is attached most firmly to the retina at the:

Accepted Answer

Optic nerve head and ora serrata

Answer

The vitreous base, which spans the ora serrata and pars plana, is its firmest attachment point; the optic disc attachment is also strong.

Question 4

Which type of glaucoma is characterized by a sudden, painful rise in intraocular pressure with a shallow anterior chamber?

Accepted Answer

Acute angle-closure glaucoma

Answer

Acute angle-closure glaucoma occurs when the iris blocks aqueous drainage at the iridocorneal angle, causing a rapid IOP spike with pain and red eye.

Question 5

The crystalline lens is held in place by structures called:

Accepted Answer

Zonules of Zinn

Answer

Zonular fibers (zonules of Zinn) connect the lens capsule to the ciliary body and maintain lens position.

ABO NOCE Basic Opticianry Practice Test