NCLE Chapter 2 Exam Questions with Complete Solutions

NCLE Chapter 2 Exam Questions with
Complete Solutions

Which layer of the cornea makes up 10% of the structure's total thickness?

a. epithelium

b. Bowman's membrane

c. endothelium

d. stroma - ANSWERS-a. epithelium



The vertical measurement of the palpebral fissure for an average eye is _____mm.

a. 5

b. 10

c. 15

d. 20 - ANSWERS-b. 10



The eyelid muscle responsible for closure of the lids is the:

a. dilator pupillae

b. orbicularis oculi

c. levator superioris

d. pectoral blephari - ANSWERS-b. orbicularis oculi



The anterior cornea's main source of oxygen is the:

a. atmosphere

b. short posterior ciliary arteries

c. aqueous humor

, d. central retinal vein - ANSWERS-a. atmosphere



A dense opacity of the cornea is called a:

a. dendrite

b. nebula

c. fovea

d. leukoma - ANSWERS-d. leukoma



The goblet cells that secrete mucous into the tear film are located in which structure?

a. ciliary body

b. retina

c. conjunctiva

d. tarsal plate of the eyelid - ANSWERS-c. conjunctiva



The transition zone between the bulbar conjunctiva and the palpebral conjunctiva is called the:

a. fundus

b. blend

c. limbus

d. fornix - ANSWERS-d. fornix



The middle layer of the three main layers of the globe is mostly responsible for:

a. nutrition

b. light sensitivity

c. protection

d. ocular motility - ANSWERS-a. nutrition