Eye

Question 1

Refraction is

Answer 1

Light bending

Question 2

Hyperopia is

Answer 2

Inability to focus well on close objects; farsighted

Question 3

Myopia

Answer 3

Near sightedness

Question 4

The ciliary zonule (suspensory ligament )

Answer 4

Attaches the lens to the ciliary body ( eye socket)

Question 5

Type of receptor found in the eye

Answer 5

Photoreceptors

Question 6

The ‘white’ of the eyes is called

Answer 6

Sclera

Question 7

The pigment diaphragm of the eye is called the

Answer 7

Iris

Question 8

If a person has an eye test that shows vision at 20/60 it means

Answer 8

They can see at 20 feet what others can see at 60

Question 9

Why do we have a blind spot in our eyes

Answer 9

B/c that is where the optic nerve enters and there are no photoreceptor cells there

Question 10

Ability to focus for close vision

Answer 10

Retina

Question 11

Nutritive and vascular layer of tissue in the eye

Answer 11

Choroid

Question 12

Blurred vision, resulting from unequal curvatures of the lens or cornea

Answer 12

Astigmatism

Question 13

Contains muscle that controls the shape of the lens

Answer 13

Iris

Question 14

Substance occupying posterior segment of the eyeball

Answer 14

Vitreous humor

Question 15

Protective outer layer of the eye

Answer 15

Sclera

Question 16

Innermost layer of the, contains rods and cones

Answer 16

Retina

Question 17

Refracts light and focuses it on the retina

Answer 17

Lens

Question 18

Anterior most part of the sclera, your “window to the world”

Answer 18

Cornea

Question 19

Fluid filling the anterior segment of the eye

Answer 19

Aqueous humor

Question 20

Name of receptors- where they receive info

Answer 20

Photoreceptors - retina on eyes
Mechano receptors - ears, help with sound and motion
Thermo receptors - skin, detect temp change