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Eye Quiz: Anatomy 1

Total questions: 20

Worksheet time: 9mins

Name
Class
Date
1.

The eyelids themselves are composed of how many layers?

a)

2

b)

3

c)

4

d)

5

2.

The outermost layer of the eyelid is the skin, the middle layer is made of fibrous tissue & muscles, what is the innermost layer of tissue called?

a)

the tear film

b)

the tarsus

c)

the orbicularis oculi

d)

the conjunctiva

3.

Within the middle layer of the upper & lower eyelids is the tarsus or tarsal plate, this gives the eyelids their firmness & shape. Also in this layer is which muscle or muscles?

a)

Orbicularis Oculi

b)

Levator palpebral superioris

c)

Both A & B

d)

Neither A nor B

4.

The innermost layer of the eyelid, conjunctiva, is a thin transparent mucous membrane that lines all areas except:

a)

the palpebral area

b)

the bulbar area

c)

the corneal area

d)

the fornix

5.

The tear film is made of all 3 layers of the except

a)

oil

b)

water

c)

mucin

d)

blood

6.

The goblet cells produces fluid for which tear film layer?

a)

oil

b)

water

c)

mucin

d)

none of the above

7.

Tears are produced by the ______________ located in the _________ part of the _________ eyelid.

a)

lacrimal sac, medial, upper

b)

lacrimal sac, lateral, upper

c)

lacrimal gland, medial, upper

d)

lacrimal gland, lateral, upper

8.

The punctas are entrances to tubes called upper & lower canaliculi which join together & connect with the _________________.

a)

lacrimal gland

b)

lower punctum

c)

lacrimal sac

d)

goblet chamber

9.

The anterior segment includes the cornea. Which characteristic distinguishes the cornea from other tissues:

a)

it produces tears

b)

it has a lack of blood vessels

c)

it drains the tears

d)

none of the above

10.

The cornea consists of 5 layers, please choose the first layer, outermost.

a)

Corneal Exothelium

b)

Corneal Epithelium

c)

Corneal Endothelium

d)

Corneal Esothelium

11.

Name the innermost layer (not the middle) of the cornea along with its function.

a)

Endothelium- serves as a pump to maintain fluid balance

b)

Bowman's Membrane- anchors the epithelium

c)

Descemet's Membrane- contributes rigidity to the cornea

d)

Corneal Stroma- Main body

12.

The junction between the sclera & cornea is called the _______________.

a)

Canal of Schlemm

b)

fornix

c)

palpebral fissure

d)

limbus

13.

The small compartment between the cornea and the iris is called the __________________________.

a)

tear lake

b)

Canal of Schlemm

c)

lacrimal sac

d)

anterior chamber

14.

What is the fluid called that fills the anterior chamber?

a)

aqueous water

b)

aqueous cells

c)

aqueous humor

d)

aqueous vitreous

15.

The uveal tract is formed by ________, ________, & ___________ together.

a)

iris, ciliary body, choroid

b)

cornea, iris, lens

c)

iris, ciliary body, optic nerve

d)

cornea, anterior chamber, lens

16.

Which muscles control the iris functions of opening & closing its center? (select the correct muscles)

a)

orbicularis oculi

b)

sphincter

c)

dilator

d)

rectus

17.

The transparent structure located behind the iris is called the ______________________.

a)

crystalline lens

b)

cornea

c)

vitreous

d)

choroid

18.

The clear, jelly-like substance that fills the intraocular cavity behind the lens is _______________________.

a)

aqueous humor

b)

vitreous

c)

goblet cells

d)

none of the above

19.

The ___________ is the innermost lining of the globe, this layer is transparent.

a)

choroid

b)

endochoroid

c)

retina

d)

endoretina

20.

Where do the 2 optic nerves meet behind the eyes in the brain?

a)

optic chiasm

b)

visual cortex

c)

frontal lobe

d)

trabecular meshwork