Chapter 15 Ear and 16 Eye Flashcards

Question

corne/o or kerat/o

Answer 1

Ciliary body

Answer 2

Tear, lacrimal duct, tear duct

Answer 3

Electricity

Answer 4

Less, small

Answer 5

Lentil, lens

Answer 6

Radiating out from centre

Answer 7

Sclera, hardening

Answer 8

Tone, tension

Answer 9

Foreign material

Answer 10

Collects and directs sound wave into the auditory canal and then into the tympanic membrane.

Answer 11

Numerous glands line the canal and secrete cerumen to lubricate and protect the ear.

Answer 12

Transmits sound vibrations from the tympanic membrane to the cochlea. Equalizes external/internal air pressure by the tympanic membrane

Answer 13

auricle ( pinna), external auditory canal, tympanic membrane (eardrum)

Answer 14

Separates the external ear from the middle ear and it is not part of the extralegal ear.

Answer 15

Cochlea, vestibule, and semicircular canals

Answer 16

Located on the basilar membrane is the organ of Corti containing hair cell sensory receptors for the sense of hearing.

Answer 17

Contains the utricle and saccule, membranous pouches containing perilymph. The utricle communicates with the semicircular canals and contains hair cell sensory receptors connected to fibres from the 8th cranial nerve. These hair cells react to the force of gravity and movement of otoliths (ear stone) and are part of the sense of equilibrium.

Answer 18

Contain nerve endings in the form of a hair cells that note changes in the position of the head and reports such movement to the brain through fibres leading to the eighth cranial nerve

Answer 19

Within the bony labyrinth of the inner ear, but separated from it by a pale fluid called this and is the outer fluid

Answer 20

The membranous labyrinth, filled with fluid called this on the inner cavity

Answer 21

Membranous pouches containing perilymph

Answer 22

Pertaining to the sense of hearing

Answer 23

Study of hearing disorders

Answer 24

Medical instrument used to measure hearing

Answer 25

Instrument to measure

Answer 26

Pertaining to the sense of hearing

Answer 27

Pertaining to the ear

Answer 28

External portion of the ear know as the pinna

Answer 29

Tumorlike mass filled with epithelial cell and cholesterol

Answer 30

Portion of the inner ear shaped like a snail shell; contains the Organ of Corti

Answer 31

Clear fluid contained in the labyrinth of the ear

Answer 32

State of balance

Answer 33

Narrow tube between the middle ear and the throat that serves to equalize pressure on both sides of the eardrum

Answer 34

surgical operation in which a new opening is made in the labyrinth of the inner ear to restore hearing

Answer 35

middle of the three ossicles; also called anvil

Answer 36

the inner ear; made up of the vestibule, cochlea, and semicircular canals

Answer 37

largest of the three ossicles; also called the hammer

Answer 38

abnormality of the inner ear with symptoms including; vertigo, tinnitus, fluctuating hearing loss, and the sensation of pressure or pain in the affected ear.

Answer 39

surgical excision of the tympanic membrane

Answer 40

small bones; any one of the three bones of the middle ear; the malleus, incus, or stapes

Answer 41

pertaining to the ear

Answer 42

pain in the ear; earache; also referred to as otalgia

Answer 43

pus in the ear

Answer 44

study of the ear, nose, and larynx, the medical specialty referred to as ENT

Answer 45

hardening condition of the ear structures characterized by progressive deafness

Answer 46

serum fluid of the inner ear

Answer 47

impairment of hearing that occurs in the aging

Answer 48

innermost of the ossicles in the middle ear; also called the stirrup

Answer 49

the sensation of ringing or roaring sounds in one or both ears is a symptom associated with damage tot he auditory cells in the inner ear

Answer 50

surgical excision of the tympanic membrane (eardrum)

Answer 51

surgical repair of the tympanic membrane (eardrum)

Answer 52

small, saclike structure of the labyrinth of the inner ear

Answer 53

sensation of instability and loss of equilibrium; caused by a disturbance in the semicircular canal of the inner ear or the vestibular nuclei of the brainstem

Answer 54

response to auditory stimuli that can me measured independently of the patient's response. Used to test the hearing of children who are too young for standard tests, autistic, hyperkinetic, and/or retarted

Answer 55

visual examination of the external auditory canal and the tympanic membrane via an otoscope

Answer 56

method of testing hearing by the use of a tuning fork. two types of hearing loss can be distinguished through the use of this test; conductive and perceptive. The Rinne test is the most common

Answer 57

Uses a tuning fork to compare bone conduction (BC) hearing with air conduction (AC) After being struck the tuning fork is held on the mastoid process until the sound is no longer heard. The fork is then immediately placed just outside the ear.

Answer 58

Air conduction

Answer 59

acute otitis media

Answer 60

bone conduction

Answer 61

electronystagmography

Answer 62

Ear, nose, and throat

Answer 63

hearing distance

Answer 64

cycles/second

Answer 65

Otitis media

Answer 66

tympanic membrane

Answer 67

contains the eyeball, lined with fatty tissue to cushion the eyeball, and has several openings in which blood vessels and nerves pass

Answer 68

six short muscles provide support and rotary movement of the eyeball

Answer 69

protect the eyeball from intense light, foreign particles, and impact, permits the eye to remain moist

Answer 70

mucus membrane, acts as a protective covering for the exposed surface of the eyeball and helps to keep the eyelid and eyeball moist

Answer 71

produces, stores, and removes tears that cleanse and lubricate the eye

Answer 72

organ of vision

Answer 73

outer layer of the eyeball composed of fibrous connective tissue; the white of the eye, it ends at the cornea

Answer 74

transparent anterior portion of the eyeball which bends light rays and helps to focus them on the surface of the retina

Answer 75

pigmented vascular membrane that prevents internal reflection of light

Answer 76

smooth muscle that forms a part of the ciliary body that governs the convexity of the lens; secretes nutrient fluids that nourish the cornea, the lens, and the surrounding tissue

Answer 77

colored membrane attached to the ciliary body; regulates the amount of light admitted by the pupil

Answer 78

innermost layer with photoreceptive cells; translates light waves focused on its surface into nerve impulses

Answer 79

sharpens the focus of light on the retina

Answer 80

drains into the nasal cavity from the eye

Answer 81

VA; Acuteness or sharpness of vision,improves with age; A Snellen eye chart can be used to test it, the patient reads letters of various sizes from a distance of 20 ft.

Answer 82

watery fluid in the anterior chamber of the eyeball

Answer 83

process by which the eyes make adjustments to see objects at various distances

Answer 84

dullness of vision; lazy eye

Answer 85

pupils are unequal

Answer 86

condition in which the crystalline lens is absent

Answer 87

lentil, lens

Answer 88

pertaining to having two foci, as in bifocal glasses, one for near vision, one for far vision

Answer 89

prolapse, drooping

Answer 90

opacity of the crystalline lens; symptoms are cloudy or blurry vision

Answer 91

small, hard, painless cyst of the sebaceous gland of the eyelids

Answer 92

inflammation of the conjunctiva; pink eye

Answer 93

type of surgery that uses extreme cold to destroy tissue

Answer 94

paralysis of the ciliary muscle

Answer 95

tumorlike swelling caused by obstruction of the tear duct

Answer 96

double vision

Answer 97

stroke, paralysis

Answer 98

normal perfect vision

Answer 99

sight, vision

Answer 100

turning inward of the margin of the lower eyelid

Answer 101

(ST) condition in which the eye or eyes turn inward; crossed eyes

Answer 102

(XT) turning outward of one or both eyes

Answer 103

instrument used to examine the angle of the anterior chamber of the eye

Answer 104

(HT) vision defect in which parallel rays come to a focus beyond the retina; farsightedness; can see near, can't see far

Answer 105

inflammation of the cornea

Answer 106

surgical repair of the cornea

Answer 107

pertaining to tears

Answer 108

an incurable, age-related progressive eye disease; two types wet and dry

Answer 109

pertaining to an agent that causes the pupil to contract

Answer 110

pertaining to an agent that causes the pupil to dilate

Answer 111

dilation, widen

Answer 112

(MY) vision defect in which parallel rays come to a focus in the front of the retina; nearsightedness; can see far can't see near

Answer 113

condition in which the individual has difficulty seeing at night, night blindness

Answer 114

involuntary, constant, rhythmic movement of the eyeball

Answer 115

pertaining to the eye

Answer 116

study of the eye

Answer 117

study and treatment of defective binocular vision resulting from defects in ocular musculature; also a technique of eye exercises for correcting defective binocular vision

Answer 118

process of using ultrasound to disintegrate a cataract by inserting a needle through a small incision and aspirating the disintegrated cataract

Answer 119

unusual intolerance to light

Answer 120

vision defect in which parallel rays come into focus beyond the retina; occurs normally with aging

Answer 121

separation of the retina from the choroid layer of the eye that can be caused by trauma or can occur spontaniously

Answer 122

malignant tumor arising from the germ cell of the retina

Answer 123

inflammation of one or more of the sebaceous glands of the eyelid

Answer 124

recording of the intraocular pressure used in detecting glaucoma

Answer 125

medical instrument used to measure intraocular pressure

Answer 126

condition of ingrowing eyelashes that rub against the cornea, causing a constant irritation to the eyeball

Answer 127

inflamed eye condition caused by foreign material

Answer 128

eye condition in which the conjunctiva is dry

Answer 129

examination of the anterior chamber of the eye via a gonioscope; used for determining ocular motility and rotation

Answer 130

measurement of the intraocular pressure (IOP) of the eye via a tonometer used to detect glaucoma

Answer 131

accomodation

Answer 132

emmetropia

Answer 133

intraocular lens

Answer 134

intraocular pressure

Answer 135

sexually transmitted disease

Answer 136

visual acuity