Special Senses

Front 1

accommodation

Back 1

Adjustment of the eye for various distances so that images fall on the retina of the eye

Front 2

acuity

Back 2

Clearness or sharpness of a sensory function

Front 3

adnexa

Back 3

Tissues or structures in the body adjacent to or near a related structure

Front 4

humor

Back 4

Any fluid or semifluid of the body

Front 5

labyrinth

Back 5

Series of intricate communicating passages

Front 6

opaque

Back 6

Substance or surface that neither transmits nor allows the passage of light

Front 7

perilymph

Back 7

Fluid that very closely resembles spinal fluid but found in the cochlea

Front 8

photopigment

Back 8

Light- sensitive pigment in the retinal cones and rods that absorbs light and initiates the visual process; also called visual pigment

Front 9

refractive

Back 9

Ability to bend light rays as they pass from one medium to another

Front 10

tunic

Back 10

Layer or coat of tissue; also called membrane layer

Front 11

fibrous tunic

Back 11

includes the sclera, cornea, and conjunctiva.

Front 12

Sclera

Back 12

white of the eye,” provides strength, shape, and structure to the eye.

Front 13

Cornea

Back 13

one of the few body structures that does not contain capillaries and must rely on eye fluids for nourishment.

Front 14

conjunctiva

Back 14

covers the outer surface of the eye and lines the eyelids.

Front 15

vascular tunic

Back 15

middle layer of the eyeball. Aka uvea

Front 16

Uvea

Back 16

consist of the choroid, iris, pupil and ciliary body.

Front 17

choroid

Back 17

provides the blood supply for the entire eye

Front 18

iris

Back 18

a colored, contractile memebrane with a perforated cented called the pupil.

Front 19

ciliary body

Back 19

a circular muscle that produces aqueous humor. It is attached to a capsular bag that holds the lens between the suspensory ligaments.

Front 20

optic disk

Back 20

blind spot

Front 21

adexena

Back 21

lacrimal gland/ nasolacrimal duct, cojunctiva

Front 22

sensory tunic

Back 22

a delicate, double-layered retina. It consist of a thin, outer pigmented layer lying over the choroid and thick, inner nervous layer.

Front 23

Retina

Back 23

responsible for the reception and transmission of visual impulsed to the brain. It has 2 types of visual receptors: rods and cones

Front 24

Rods

Back 24

function in dim light and produce black-and-white vision

Front 25

Cones

Back 25

functions in bright light and produce color vision

Front 26

Macula

Back 26

located in the central portion of the retina

Front 27

Fovea

Back 27

located in the center of the macula

Front 28

optic nerve

Back 28

interprets impulses that comes in to vision

Front 29

aqueous humor

Back 29

found in the posterior and anterior chamber of the eye. Provided nourishment to for the lens and the cornea.

Front 30

glaucoma

Back 30

when aqueous humor fails to drain frm the eye at the rate at which it is produced

Front 31

vitrous humor

Back 31

second major humor of the eye, which is a jellylike susbstance that fills the interior of the eye, the vitrous chamber.

Front 32

lacrimal glands

Back 32

produces tears that bathe and lubricate the eyes

Front 33

Ear

Back 33

consists of three major sections: the outer ear, or external ear; the middle ear, or tym-panic cavity; and the inner ear, or labyrinth.

Front 34

Auricle

Back 34

collects waves traveling through air and channels them to the expernal auditory canal

Front 35

external auditory canal

Back 35

slender tube lined with glands that produce a waxy secretion called cerumen

Front 36

cerumen

Back 36

stickiness traps tiny foreign particles and prevents them from entering the deeper areas of the canal

Front 37

tympanic membrane

Back 37

a flat membranous structure drawn over the end of the ear canal. Sound waves entering the ear canal strike against the tympanic membrane, causing it to vibrate.

Front 38

Ossicles

Back 38

tiny articulating bones

Front 39

malleus

Back 39

form a connection between the tympanic membrane and the cochlea, the first structure of the inner ear.

Front 40

incus

Back 40

form a connection between the tympanic membrane and the cochlea, the first structure of the inner ear.

Front 41

stapes

Back 41

form a connection between the tympanic membrane and the cochlea, the first structure of the inner ear.

Front 42

cochlea

Back 42

cochlea is a snail-shaped structure filled with a fluid called perilymph. First structure of the ear

Front 43

oval window

Back 43

A membrane- covered opening on the external surface of the cochlea

Front 44

eustachian tube

Back 44

connects the middle ear to the pharynx. It equalizes pressure on the outer and inner surfaces of the eardrum.

Front 45

vertibular system

Back 45

devoted to the control of balance and eye movements. Contains semicircular canals and vestibule

Front 46

Vestibule

Back 46

joins the cochlea and the semicircular canals.

Front 47

ambly/o

Back 47

dull, dim

Front 48

aque/o

Back 48

water

Front 49

blephar/ o

Back 49

eyelid

Front 50

choroid/ o

Back 50

choroid

Front 51

conjunctiv/ o

Back 51

conjunctiva

Front 52

core/ o

Back 52

pupil

Front 53

pupill/ o

Back 53

pupil

Front 54

corne/ o

Back 54

cornea

Front 55

cycl/ o

Back 55

ciliary body body of the eye; circular; cycle

Front 56

dacry/ o

Back 56

tear; lacrimal apparatus (duct, sac, or gland)

Front 57

lacrim/ o

Back 57

tear; lacrimal apparatus (duct, sac, or gland)

Front 58

dacryocyst/ o

Back 58

lacrimal sac

Front 59

glauc/ o

Back 59

gray

Front 60

goni/ o

Back 60

angle

Front 61

irid/ o

Back 61

iris

Front 62

kerat/ o

Back 62

horny tissue; hard;cornea

Front 63

ocul/ o

Back 63

eye

Front 64

ophthalm/ o

Back 64

eye

Front 65

opt/ o

Back 65

eye;vision

Front 66

optic/ o

Back 66

eye;vision

Front 67

phac/ o

Back 67

lens

Front 68

phot/ o

Back 68

light

Front 69

presby/ o

Back 69

old age

Front 70

retin/ o

Back 70

retina

Front 71

scler/ o

Back 71

Hardening; sclera( white of the eye)

Front 72

scot/ o

Back 72

darkness

Front 73

vitr/ o

Back 73

vitrous body ( of the eye)

Front 74

audi/ o

Back 74

hearing

Front 75

labyrinth/ o

Back 75

labyrinth

Front 76

mastoid/ o

Back 76

mastoid process

Front 77

ot/ o

Back 77

ear

Front 78

salping/ o

Back 78

tubes( usually fallopian or eustachian tubes

Front 79

staped/ o

Back 79

stapes

Front 80

myring/ o

Back 80

tympanic membrane (eardrum)

Front 81

tympan/o

Back 81

tympanic membrane (eardrum)

Front 82

acusia

Back 82

hearing

Front 83

- cusis -

Back 83

hearing

Front 84

opia -

Back 84

vision

Front 85

opsia -

Back 85

vision

Front 86

tropia

Back 86

turning

Front 87

exo-

Back 87

outside, outward

Front 88

hyper-

Back 88

excessive, above normal

Front 89

Ophthalmology

Back 89

the medical specialty concerned with disorders of the eye.

Front 90

ophthalmologist.

Back 90

The physician who treats these disorders

Front 91

Optometrists

Back 91

doctors of optometry ( O. D.). They diagnose vision problems and eye diseases, prescribe eyeglasses and contact lenses, and prescribe drugs to treat eye disorders.

Front 92

Otolaryngology

Back 92

the medical specialty concerned with disorders of the ear, nose, and throat.

Front 93

otolaryngologist

Back 93

The physician who treats disorders of the ear, nose, and throat

Front 94

audiologist

Back 94

specializes in non- medical management of the auditory and balance systems.