251 - Lab Exam 2

Front 1

Aqueous Humor

Back 1

Nourishes the cornea and lens, protects against dust, and wind

Front 2

Choroid

Back 2

Nourishes the back of the eye

Front 3

Ciliary Muscle

Back 3

Changes the shape of the lens

Front 4

Ciliary Processes

Back 4

Produce aqueous humor

Front 5

Cornea

Back 5

Controls and focuses the entry of light into the eye

Front 6

Extrinsic Muscles

Back 6

Control movements of the eyeball

Front 7

Iris

Back 7

Regulates the amount of light that enters the eye

Front 8

Lacrimal Gland

Back 8

Secrete aqueous humor

Front 9

Lacrimal Gland Ducts

Back 9

Carry tears to the surface of the eye

Front 10

Lacrimal Canaliculi

Back 10

Drains tears

Front 11

Lacrimal Sac

Back 11

Drains tears from the eyes surface

Front 12

Lens

Back 12

Changes the focal distance of the eye

Front 13

Vitreous Humor

Back 13

Helps the eye keep its round shape

Front 14

Retina

Back 14

Absorbs stray light, supports cells and neurons

Front 15

Fovea

Back 15

Sensitivity to fine detail

Front 16

Optic Disc

Back 16

Blind spot, BVs enter and exit here, no photoreceptors

Front 17

Sclera

Back 17

Protective outer coat

Front 18

Suspensory Ligaments

Back 18

Adjust the shape of the lens to make it more or less curved

Front 19

Conjunctiva

Back 19

Protects and lubricates the eye

Front 20

Photoreceptor Layer

Back 20

Contains rods and cones, sensitive to light and clarity or sharpness of an image

Front 21

Pigmented Layer

Back 21

Control of the flow of fluid & nutrients, light absorption

Front 22

Canal of Schlemm

Back 22

Collects aqueous humor from the anterior chamber and delivers it into the bloodstream

Front 23

External Auditory Canal

Back 23

Trap debris

Front 24

Pinna

Back 24

Protects the opening and funnels sound

Front 25

Tympanic Membrane

Back 25

Vibrates in response to sound waves and transmits the vibration to the auditory ossicles

Front 26

Auditory Tube

Back 26

Equalizes air pressure, drains mucus

Front 27

Auditory Ossicles

Back 27

Transmit and amplify sound wave vibrations

Front 28

Tensor Tympani Muscle

Back 28

Dampen sounds

Front 29

Basilar Membrane

Back 29

Endolymph/perilymph separation, frequency dispersion

Front 30

Spiral Organ Of Corti

Back 30

Contains hair cells that transmit sound vibrations

Front 31

Tectorial Membrane

Back 31

Contacts the stereo cilia of the hair cells

Front 32

Crista

Back 32

Detect angular acceleration of the head

Front 33

Maculae

Back 33

Detect the position of the head