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Med Term > Ch 15 Special Senses > Flashcards

Ch 15 Special Senses Flashcards

1
Q

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

A

accommodation

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2
Q

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

A

adnexa

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3
Q

Being loosely joined or connected together to allow motion between the parts

A

articulating

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4
Q

Any fluid or semifluid of the body

A

humor

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5
Q

Substance that does not allow the passage of light, not transparent

A

opaque

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6
Q

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

A

perilymph

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7
Q

Light sensitive pigment in the retinal cones and rods that absorbs light and initiates the visual process

A

photopigment

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8
Q

Layer or coat of tissue

A

tunic

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9
Q

ambly/o

A

dull, dim

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10
Q

core/o

A

pupil

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11
Q

cycl/o

A

ciliary body of eye

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12
Q

dacry/o

A

tear, lacrimal apparatus

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13
Q

dacryocyst/o

A

lacrimal sac

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14
Q

glauc/o

A

gray

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15
Q

goni/o

A

angle

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16
Q

phac/o

A

lens

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17
Q

presby/o

A

old age

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18
Q

scot/o

A

darkness

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19
Q

labyrinth

A

inner ear

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20
Q

staped/o

A

stapes

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21
Q

-acusia, -cusis

A

hearing

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22
Q

-tropia

A

turning

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23
Q

Severe congenital deficiency in color perception; also called complete color blindness

A

achromatopsia

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24
Q

Small, hard tumor developing on the eyelid, somewhat similar to a sebaceous cyst

A

chalazion

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25
Q

Medial movement of the two eyeballs so that thy are both directed at the object being viewed

A

convergence

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26
Q

measurement of refractive error

A

diopter D

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27
Q

eversion, or outward turning, of the edge of the lower eyelid

A

ectropion

28
Q

state of normal vision

A

emmetropia

29
Q

inversion or inward turning of the edge of the lower eyelid

A

entropion

30
Q

abnormal overflow of tears

A

epiphora

31
Q

Protrusion of one or both eyeballs

A

exophthalmos

32
Q

Localized, circumscribed, inflammatory swelling of one of the several sebaceous glands of the eyelid, generally caused by a bacterial infection; also called a stye

A

hordeolum

33
Q

visual distortion of objects

A

metamorphopsia

34
Q

Impaired vision in dim light; also called night blindness

A

nyctalopia

35
Q

Involuntary eye movements that appear jerky and may reduce vision or be associated with other, more serious conditions that limit vision

A

nystagmus

36
Q

Edema and hyperemia of the optic disc usually associated with increased intracranial pressure; also called choked disc

A

papilledema

37
Q

Loss of accommodation of the crystalline lens associated with the aging process

A

presbyopia

38
Q

Any disorder of retinal blood vessels

A

retinopathy

39
Q

Chronic, contagious form of conjunctivitis common in the southwestern US that typically leads to blindness

A

trachoma

40
Q

area within which objects may be seen when the eye is in a fixed position

A

visual field

41
Q

Complete deafness

A

anacusis

42
Q

Blocking of sound waves as they pass through the external and middle ear

A

conduction impairment

43
Q

Inflammation of the inner ear that usually results from an acute febrile process

A

labyrinthitis

44
Q

Disorder of the labyrinth that leads to progressive loss of hearing

A

Meniere disease

45
Q

Condition caused by the destruction of hair cells, the organs responsible for hearing, caused by sounds that are “too long, too loud, or too close”

A

noise-induced hearing loss

46
Q

infection of the external auditory canal

A

otitis externa

47
Q

impairment of hearing resulting from old age

A

presbyacusis

48
Q

Tubes that are inserted through the tympanic membrane, commonly to treat chronic otitis media; also called tympanostomy tubes or ventilation tubes

A

pressure-equalizing PE tubes

49
Q

Test that uses different water temperatures to assess the vestibular portion of the nerve of the inner ear to determine if nerve damage is the cause of vertigo

A

caloric stimulation test

50
Q

Method of assessing and recording eye movements by measuring the electrical activity of the extraocular muscles

A

elctronystagmography ENG

51
Q

Measurement of the blood pressure of the retinal vessels

A

ophthalmodynamometry

52
Q

Evaluation of intraocular pressure by measuring the resistance of the eyeball to indentation by an applied force

A

tonometry

53
Q

Exam of the angle of the anterior chamber of the eye to determine ocular motility and rotation and diagnose and manage glaucoma

A

gonioscopy

54
Q

Evaluation of the refractive errors of the eye by projecting a light into the eyes and determining the movement of reflected light rays

A

retinoscopy

55
Q

radiographic imaging procedures of the nasolacrimal (tear) glands and ducts

A

dacryocystography

56
Q

Assesses blood vessels and their leakage in and beneath the retina after injection of fluorescein dye.

A

fluorescein angiography

57
Q

Exercises intended to improve eye movements or visual tracking that use training glasses, prism glasses, or tinted or colored lenses

A

orthoptic training

58
Q

Cosmetic surgery that removes fatty tissue above and below the eyes that commonly form as a result of the aging process or excessive exposure to the sun

A

blepharoplasy

59
Q

Formation of an opening between the anterior chamber and the suprachoroidal space for the draining of aqueous humor in glaucoma

A

cyclodialysis

60
Q

Removal of the eyeball from the orbit

A

enucleation

61
Q

Removal of the contents of the eye while leaving the sclera and cornea intact

A

evisceration

62
Q

Surgical opening of a cavity within the mastoid process

A

mastoid antrotomy

63
Q

Corrective surgery for a deformed or excessively large or small pinna

A

otoplasty

64
Q

Method of treating cataracts by using ultrasonic waves to disintegrate a cloudy lens, which is then aspirated and removed

A

phacoemulsification

65
Q

Incision of the cornea for treatment of nearsightedness or astigmatism

A

radial keratotomy RK

66
Q

Surgical formation of an opening in the sclera

A

Sclerostomy

Med Term (12 decks)

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