Assisting with Eye and Ear Care Chapter 43 Flashcards


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1

Condition called amblyopia may occur as the misaligned eye becomes?

Lazy

2

both eyes moves together when people look at objects , a deviation of one eye is called?

Stramismus

3

the way light from objects is focused through the eye to form an image on the retina

Refraction

4

normal eye focuses light exactly at the retina producing a

Clear Image

5

what are the most common Refractive Disorders?

Nearsightedness, farsightedness, presbyopia, and astigmatism

6

The condition in which images of distant objects come into focus in front of the retina and are blurred

Myopia (Nearsightedness)

7

What corrects the bending of the light rays so that they focus on the retina?

Lenses

8

What objects are usually seen clearly but objects so far are seen unclear

Nearby Objects

9

What causes images to come into focus behind the retina?

Hyperopia (Farsightedness) and Presbyopia

10

sometimes vision is distorted because of the cornea is unevenly curved or the lens has an abnormal shape

Astigmatism

11

Astigmatism is treated with lenses that correct the unevenness of the cornea or laser vision correction survey known as?

LASIK

12

What is the condition that mostly commonly affects people starting in the mid-40s?

Presbyopia

13

What muscles contract during accommodations, thickening the lens and increasing its convexity, these changes allow the image to come into focus on the retina?

Ciliary Muscles

14

Who treats diseases and disorders of the ears?

Otologist

15

Infection of the outer ear, usually caused by bacteria and fungi

Otitis Externa

16

When bone tissue grows abnormally around the stapes, or stirrup.

otosclerosis

17

An inflammation of the middle ear characterized by fluid buildup, most commonly referred to as and ear infection

Otitis Media

18

What affects the cochlea and the semicircular canals

Inner ear or the Labrinthitis

19

Infection of the Labyrinth, most commonly caused by a virus, the symptoms are dizziness, or vertigo

Labirinthitis

20

Cause by increased fluid in the Labyrinth, the pressure of the fluid disturbs the sense of balance and may even rupture the Labyrinth.

Meniere's disease

21

A type of sensorineural hearing loss, most common form of hearing loss in older adults

Presbycusis

22

More commonly called the ringing in the ear

Tinnitus

23

Caused by and interruption in the transmission of sound waves to the inner ear

Conductive Hearing Loss

24

Occurs when the damage to the inner ear, to the nerve that leads from the ear to the brain or to the brain itself

Sensorineural hearing loss

25

Prolonged exposure to loud noises is a common cause of hearing loss because of damage to the sensitive cells in the what?

Cochlea

26

Electronic device that measures hearing acuity by producing sounds in specific frequencies and intensities

Audiometer

27

The number of complete fluctuations-waves-of energy that pass a specific point in one second

Frequency

28

Units for measuring the relative intensity-loudness-of sounds on a scale from 0 to 130

Decibels

29

What diagnostic test measures the eardrums ability to move and thus gauges pressure in the middle ear?

Tympanometry

30

A buildup of earwax in the ear canal

Cerumen Impaction

31

A patient with a sign of hearing loss should be referred to an

Otologist

32

A person who is profoundly deaf and cannot benefit from using a hearing aid may be a candidate

Cochlear Implant

33

A specialist who focuses on evaluating and correcting hearing problems

Audiologist

34

When the cochlear implants do not amplify sound like a hearing aid but sends signals through the auditory nerve to the where?

Brain

35

The ophthalmologist also routinely tests for glaucoma with the aid

Tonometer

36

Occurs when the damage to the inner ear, to the nerve that leads from the ear to the brain or to the brain itself

Sensorineural hearing loss

37

Prolonged exposure to loud noises is a common cause of hearing loss because of damage to the sensitive cells in the what?

Cochlea

38

Electronic device that measures hearing acuity by producing sounds in specific frequencies and intensities?

Audiometer

39

The number of complete fluctuations-waves-of energy that pass a specific point in one second

Frequency

40

Units for measuring the relative intensity-loudness-of sounds on a scale from 0 to 130

Decibels

41

When bone tissue grows abnormally around the stapes, or stirrup

otosclerosis

42

Is the area of the retina responsible for the central area of a person's visual field

Macular Degeneration

43

Complication of Diabetes, people who have had Diabetes for a long time or who do not keep their condition under control experience damage to small blood vessels that supply the retina

Diabetic Retinopathy

44

Occurs when the retina separates from the underlying choroid the middle vascular layer of the eye

Retinal Detachment

45

a branch of medicine specializing in anatomy, function, and disease of the eye?

Ophthalmology

46

Chronic inflammation of the edges of the eyelid and is characterized by red, swollen eyelids with scaling and crusting?

Blepharitis

47

a drooping or falling of the upper eyelid?

Ptosis

48

a small, painful lump on the inside or outside of the eyelid caused by an eyelash follicle infection

Sty

49

inflammation of the conjunctiva of the eye a.k.a pink eye

Conjunctivitis

50

a handheld instrument with a light to view the inner eye structures?

ophtalmoscope

51

an instrument used by an ophthalmologist that measures intraocular pressure (test for glaucoma)

Tonometer

52

a lamp that emits narrow but intense beam of light, used for examining the interior of the eye

Slit Lamp

53

washing of the eye by a stream of water or other fluid.

eye irrigation

54

Treats Diseases/Disorders of the Ears

Otologist

55

a condition in which earwax has become tightly packed in the external ear canal to the point that the canal is blocked.

Cerumen Impaction

56

Inflammation of the passage of the outer ear

otitis externa

57

severe itching of the skin

prutitus

58

inflammation of the middle ear

otitis media

59

inflammation of the mastoid process

mastoiditis

60

occurs when bone tissue grows abnormally around the stapes or stirrup. This overgrowth prevents the stapes from transmitting sound vibrations to the inner ear causing hearing loss.

otosclerosis

61

a ringing or perforation(hole) of the eardrum

ruptured eardrum

62

The process by which the eye's lens changes shape to focus near or far objects on the retina

accomodation

63

a device for converting sounds into electrical signals and stimulating the auditory nerve through electrodes threaded into the cochlea

cochlear implant

64

Test for color blindness

Ishihara

65

A screening tool for distance vision

A screening tool for distance vision

66

Which condition, commonly called lazy eye, occurs when a child does not use one eye regularly and the eye becomes "lazy' and the brain tends to ignore what the lazy eye sees?

Amblyopia

67

is an examination used to test the condition of the middle ear and mobility of the eardrum and the conduction bones by creating variations of air pressure in the ear canal. It is an objective test of middle-ear function.

tympanometry

68

Inflammation/infection of the labyrinth or inner
Ear most commonly caused by a virus, In this ear disorder the patient complains that the room appears to spin, causing dizziness, and the sensation is exacerbated by any movement, sometimes to the point of nausea and vomiting

Labyrinthitis

69

Increased fluid in the labyrinth. The pressure of the fluid disturbs the sense of balance. Symptoms include vertigo, nausea, vomiting,distorted hearing, and tinnitus. Hearing loss may be mild to severe.

Meniere's disease

70

Age-related hearing loss with gradually progressive inability to hear, especially high frequency sounds. A type of sensorineural hearing loss and the most common form of hearing loss in older adults?

presbycusis

71

when there is a problem conducting sound waves anywhere along the route through the outer ear, tympanic membrane (eardrum), or middle ear (ossicles).

Conductive hearing loss

72

a type of hearing loss, or deafness, in which the root cause lies in the inner ear or sensory organ (cochlea and associated structures) or the vestibulocochlear nerve (cranial nerve VIII) or neural part.

Sensorineural hearing loss

73

Ulcers on the cornea may be the result injury, infection or both

Corneal ulcers and abrasions

74

Cloudy or opaque areas in the normally clear lens of the eye

Cataracts

75

Which of the following is indicated by an increase in intraocular pressure caused by a buildup of aqueous humor in the anterior chamber and can result in loss of vision and possible blindness.

Glaucoma

76

For unknown reasons the macula (central area of a persons visual field) starts to degenerate causing loss of vision. Causes a loss of vision in the center of an image but does not affect peripheral vision

Macular Degeneration

77

Inflammation of the uveal track cause unknown
could be trauma, infection or autoimmune

uvetitis

78

Images come into focus in front of the retina and are blurred. Nearby objects are seen clearly but objects far away are unclear

Myopia (nearsightedness)

79

Images come into focus behind the retina. Far away objects are clear and close objects are blurry

Hyperopia (far sightedness)

80

like hyperopia (far sightedness) but it develops with age (40+) and results in the loss of lens elasticity, causing difficulty seeing objects close up, is ____.

presbyopia

81

distorted vision caused by the cornea being unevenly curved or the lens has an abnormal shape

astigmatism

82

A chart that is used to check for near vision

Jaeger Chart

83

A disorder where there is a misaligned or unbalanced eye muscle that cause the eye to look in two different directions

strabismus