special senses

Question 1

OS

Answer 1

Left eye

Question 2

OU

Answer 2

Both eyes

Question 3

OD

Answer 3

Right eye

Question 4

VA

Answer 4

Visual acuity

Question 5

VF

Answer 5

Visual field

Question 6

3 layers of the eye

Answer 6

Fibrous-outermost
Vascular-middle
Nervous-innermost

Question 7

What structures is the fibrous layer made of

Answer 7

Cornea and sclera

Question 8

What is the vascular composed of

Answer 8

Choroid
Iris
Ciliary body

Question 9

What is the nervous layer composed of

Answer 9

Retina

Question 10

Ocul

Answer 10

Eye

Question 11

Opthalm

Answer 11

Eye

Question 12

Phak

Answer 12

Lens of the eye

Question 13

Retin

Answer 13

Retina

Question 14

Opt

Answer 14

Vision/sight

Question 15

Structure of the cornea

Answer 15

Outermost transparent Layer
Convex shape

Question 16

Function of the cornea

Answer 16

Refract light onto the retina

Question 17

Structure of the sclera

Answer 17

White outer layer of the eye

Question 18

Function of the sclera

Answer 18

Fibrous layer-maintains the shape of the eye

Question 19

Describe the choroid

Answer 19

Lines posterior portion of inner sclera
Rich in blood vessels

Question 20

Choroid function

Answer 20

Supplies nutrients to the retina
Light stimulates sensory receptors in the retina and is then absorbed by the choroid

Question 21

Pupil structure

Answer 21

Opening in the iris

Question 22

Pupil function

Answer 22

Allows light to pass through

Question 23

What happens to the pupil when it’s bright

Answer 23

Constricts to limit light entering the eye

Question 24

What happens to the pupil when it’s dark

Answer 24

Dilates to let more light in

Question 25

Iris structure

Answer 25

Coloured part of the eye

Question 26

Iris function

Answer 26

Regulates amount of light entering the eye through control of the pupil Dilated pupil-thin Iris

Question 27

aur/o

Answer 27

ear

Question 28

aural discharge

Answer 28

discharge from the ear

Question 29

ot/o

Answer 29

ear

Question 30

otitis

Answer 30

inflammation of the ear

Question 31

otalgia

Answer 31

pain in the air

Question 32

otorrhoea

Answer 32

discharge from ear

Question 33

myring/o

Answer 33

eardrum

Question 34

tympan/o

Answer 34

eardrum

Question 35

tympanotomy

Answer 35

surgical repair of the eardrum

Question 36

ear function

Answer 36

-to detect sound waves and convert to nerve signals -to detect changes in position

Question 37

outer ear components

Answer 37

pinna/auricle auditory canal

Question 38

outer ear function

Answer 38

to collect sound waves

Question 39

pinna function

Answer 39

shaped to funnel/concentrate/ collect sound waves into the auditory canal

Question 40

auditory canal function

Answer 40

transmit sound waves from the pinna to the eardrum

Question 41

middle ear structure

Answer 41

tympanic membrane(eardrum) ossicles->malleus incus stapes

Question 42

middle ear function

Answer 42

transmit sound waves

Question 43

eardrum function

Answer 43

transmit sound waves via vibrations protects middle ear

Question 44

ossicles function

Answer 44

transmit vibrations/sound waves from outer ear to cochlea amplify sound waves

Question 45

inner ear structure

Answer 45

cochlea vestibular system

Question 46

inner ear function

Answer 46

to process sound waves to detect changes in body position

Question 47

cochlea

Answer 47

transforms sound waves into neural signals

Question 48

vestibular ystem

Answer 48

detect changes in body position then sends information to brain to maintain balance equilibrium

Question 49

eustachian tube

Answer 49

maintains drains middle ear

Question 50

vestibular nerve

Answer 50

transmit messages from vestibule to the brain about balance and equilibrium

Question 51

cochlear nerve

Answer 51

transmit messages from vestibula to brain to interpret sound