Eye Anatomy and Function Flashcards Preview

A/P II Lab > Eye Anatomy and Function > Flashcards

Flashcards in Eye Anatomy and Function Deck (25)
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1

Pacinian corpuscle (33, 6)

-deep cutaneous pressure sensation

2

Meissner corpuscle (28, 3)

-two point discrimination

3

Ruffini end organ (31)

-continuous touch sensation, stretch sensation

4

Merkel disk (30)

-light touch sensation

5

free nerve endings (29)

-pain, temperature, itch sensation

6

hair follicle receptor

-bending of the hair

7

lacrimal gland (23)

-tear production
-superior and lateral

8

sclera (2)

-muscle attachment
-eyeball shape

9

choroid (3)

-vascularization of the eye
-blood vessels

10

retina (4)

-visible light detection
-nervous (sensory)

11

cornea (10)

-refraction of light entering eye

12

pupil (13)

-opening into eye for light passage
-hole in iris

13

iris (9)

-controls size of pupillary aperature

14

lens (12)

-focuses light on retina

15

cilliary body (7)

-controls shape of lens

16

optic nerve (16)

-transmission of retinal action potentials to brain

17

anterior compartment

-contains aqueous humor
-intraocular pressure regulation

18

posterior compartment

-contains vitreous humor
-intraocular pressure regulation

19

lateral rectus muscle

-moves eyeball laterally

20

medial rectus muscle

-moves eyeball medially

21

superior rectus muscle

-moves eyeball superiorly

22

inferior rectus muscle (15)

-moves eyeball inferiorly

23

inferior oblique muscle (22)

-moves eyeball superiorly and laterally

24

superior oblique muscle (21)

-moves eyeball inferiorly and laterally

25

trochlea

-pulley for superior oblique muscle