Special Senses

Question 1

Drains tears into nasal cavity

Answer 1

nasolacrimal duct

Question 2

Produces tears

Answer 2

lacrimal glands

Question 3

Membrane that covers inner surface of eyelid

Answer 3

palpebral conjunctiva

Question 4

Tears from surface of eye drain here

Answer 4

lacrimal canals

Question 5

Membrane that covers the anterior surface of the sclera

Answer 5

bulbar conjunctiva

Question 6

Drains tears into the nasolacrimal duct

Answer 6

lacrimal sac

Question 7

moves eyeball superiorly

Answer 7

superior rectus muscle

Question 8

moves eyeball laterally

Answer 8

lateral rectus muscle

Question 9

moves eyeball inferiorly

Answer 9

inferior rectus

Question 10

moves eyeball medially

Answer 10

medial rectus

Question 11

moves eyeball laterally and inferiorly

Answer 11

inferior oblique

Question 12

moves eyeball laterally and superiorly

Answer 12

superior oblique

Question 13

produces aqueous humor

Answer 13

ciliary body, ciliary process

Question 14

structures that are part of the vascular tunic

Answer 14

iris, ciliary body, ciliary muscle, ciliary process choroid

Question 15

contains photoreceptors

Answer 15

retina

Question 16

controls the size of the pupil

Answer 16

iris

Question 17

drains aqueous humor from the anterior chamber

Answer 17

scleral venous sinus

Question 18

structure that are part of the fibrous tunic

Answer 18

cornea, sclera, scleral venous sinus

Question 19

most anterior part of the eye

Answer 19

cornea

Question 20

anterior boundary of retina

Answer 20

ora serrata

Question 21

attaches lens to ciliary body

Answer 21

suspensory ligaments

Question 22

change shape to focus light on retina

Answer 22

lens

Question 23

location of aqueous humor

Answer 23

anterior cavity, anterior chamber, posterior chamber

Question 24

white, tough outer layer of eyeball

Answer 24

sclera

Question 25

why can the retina pull away form the back of the eyeball?

Answer 25

the retina is only "attached" to the eyeball at the optic disc. Fluid can get between the choroid and the retina, pushing the retina away from the choroid

Question 26

instrument used to view the retina during a physical exam

Answer 26

opthalmoscope

Question 27

the two layers of the retina

Answer 27

pigmented epithelial layer, neural portion/layer

Question 28

has the highest density of cones in the retina

Answer 28

central fovea

Question 29

axons from the optic nerve

Answer 29

ganglion cell layer

Question 30

does not contain photoreceptors; blind spot

Answer 30

optic disc

Question 31

photoreceptor that allows us to see colour

Answer 31

cones

Question 32

contains rods and cones

Answer 32

photoreceptor layer

Question 33

the center of the neural portion of the retina

Answer 33

macula lutea

Question 34

photoreceptor used in night vision

Answer 34

rods

Question 35

rods and cones synapse on these cells

Answer 35

bipolar cell layer

Question 36

Accommodation

Answer 36

the change in the shape of lens required to focus close objects on the central fovea

Question 37

Auditory ossicle attached to tympanic membrane

Answer 37

malleus

Question 38

Equalizes air pressure in middle ear with external air

Answer 38

auditory tube

Question 39

External ear structures

Answer 39

auricle, external auditory canal, helix, lobule

Question 40

Stapes is attached to this membrane-covered opening

Answer 40

oval window

Question 41

ear drum

Answer 41

tympanic membrane

Question 42

external feature of ear that contains helix and lobule

Answer 42

auricle

Question 43

middle auditory ossicle

Answer 43

incus

Question 44

small bones of middle ear that are connected by synovial joints

Answer 44

malleus, incus, stapes

Question 45

bipolar neurons

Answer 45

olfactory receptor cells

Question 46

part of olfactory receptor cell that contains the olfactory receptors

Answer 46

olfactory hair

Question 47

formed of bipolar neuron axons

Answer 47

olfactory nerve

Question 48

olfactory nerves pass through this structure before synapsing onto olfactory bulb

Answer 48

cribriform plate

Question 49

location of the olfactory epithelium

Answer 49

superior portion of nasal cavity

Question 50

contain taste buds

Answer 50

fungiform papillae, pharynx, soft palate, vallate papillae

Question 51

part of gustatory cell that contains gustatory receptor

Answer 51

gustatory hair

Question 52

opening in taste bud through which gustatory hair projects

Answer 52

taste pore

Question 53

components of taste bud

Answer 53

gustatory hair, gustatory hair, supporting cell, taste pore

Question 54

mushroom-shaped projections on tongue

Answer 54

fungiform papillae

Question 55

projections that form inverted V on back of tongue

Answer 55

vallate papillae

Question 56

tip of tongue

Answer 56

sweet and salty

Question 57

sides of tongue

Answer 57

sour

Question 58

back of tongue

Answer 58

bitter

Question 59

what other sensations contribute to the sensation of taste?

Answer 59

texture, temperature, smell