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Worksheets

Eye structure

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

Posterior 5/6ths of the vascular tunic

a)

Choroid coat

b)

sclera

c)

iris

d)

retina

2.

White part of the fibrous tunic

a)

Choroid coat

b)

conjunctiva

c)

sclera

d)

iris

3.

substance that fills the posterior cavity of the eye

a)

aqueous humor

b)

vitreous humor

c)

lysozyme

d)

conjunctiva

4.

Secretes tears

a)

retina

b)

lacrimal gland

c)

sclera

d)

iris

5.

antibacterial substance in tears

a)

cones

b)

rods

c)

aqueous humor

d)

lysozyme

6.

smooth muscle that controls the pupil size

a)

cornea

b)

sclera

c)

iris

d)

ciliary muscles

7.

Photoreceptors that detect the level of light but not the color

a)

rods

b)

cones

c)

bipolar neurons

d)

ganglion

8.

inner lining of the eyelid

a)

conjunctiva

b)

sclera

c)

retina

d)

cornea

9.

Part of the retina that produces the sharpest image

a)

outer pigment

b)

bipolar neurons

c)

fovea centralis

d)

ganglion neurons

10.

Photoreceptors that detect colors and give a fine detailed image

a)

cones

b)

rods

c)

ganglion neurons

d)

bipolar neurons

11.

Cells that make up the optic nerve

a)

cones

b)

rods

c)

ganglion neurons

d)

bipolar neurons

12.

neurons that synapse with the photoreceptors and the ganglion neurons

a)

cones

b)

rods

c)

bipolar neurons

d)

rhodopsin

13.

pigment found in rods cells

a)

lysozyme

b)

vitamin A

c)

Rhodopsin

d)

iodopsins

14.

Water fluid found in the anterior cavity of the eye

a)

aqueous humor

b)

vitreous humor

c)

lysozyme

d)

sclera

15.

six muscles used to move the eye left and right, up and down

a)

ciliary muscles

b)

iris

c)

extrinsic muscles

d)

suspensory ligaments

16.

contains a neural layer and pigment layer

a)

sclera

b)

retina

c)

iris

d)

choroid coat

17.

connects the lens to the ciliary body

a)

optic disc

b)

optic nerve

c)

conjunctiva

d)

suspensory ligament

18.

The process when the lens changes shape to focus close or far away

a)

sensory adaptation

b)

accommodation

c)

Transduction

d)

globe luxation

19.

transparent anterior portion of the outer tunic of the eye

a)

sclera

b)

iris

c)

retina

d)

cornea

20.

Area where optic nerve exits the eye

a)

fovea centralis

b)

macula lutea

c)

optic disc

d)

cornea