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KNH 209 > Chapter 6: The Sensory System > Flashcards

Chapter 6: The Sensory System Flashcards

1
Q

orbit

A

eye socket, made of seven connecting bones in the skull

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2
Q

lacrimal gland

A

gland that produces tears

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3
Q

conjunctiva

A

thin, invisible membrane lining the eyes and eyelids

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4
Q

ocul/o, ophthalam/o, opt/o

A

eye

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5
Q

lacrim/o, dacry/o

A

tear

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6
Q

-opia, -opsia

A

vision condition

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7
Q

blephar/o

A

eyelid

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8
Q

sclera

A

white part of the eye; dense and protective

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9
Q

cornea

A

clear surface in the middle of the eye, protects the lens and begins the work of focusing light to the back of the eye

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10
Q

conjunctiv/o

A

conjunctiva

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11
Q

corne/o, kerat/o

A

cornea

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12
Q

scler/o

A

sclera

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13
Q

choroid

A

includes lens, iris, ciliary muscles

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14
Q

lens

A

gathers light and focuses on images

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15
Q

iris

A

dilates and constricts pupil, controlling amount of light that enters the eye

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16
Q

ciliary muscles

A

adjust shape of eye and lens to focus on near and far objects

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17
Q

vitreous fluid

A

liquid in the eye that bends the light and aims it to the back of the eyeball

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18
Q

retina

A

eye’s image processor in the deepest layer of the eye, turns visual stimuli into electric signals which are sent along the optic nerve

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19
Q

retin/o

A

retina

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20
Q

ir/o, irid/o

A

iris

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21
Q

phac/o, phak/o

A

lens

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22
Q

aur/o, ot/o

A

ear

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23
Q

acous/o, audi/o

A

sound, hearing

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24
Q

-acusis

A

hearing condition

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25
Q

pinna

A

fleshy, outer part of the ear that sits on the mastoid bone and collects sounds from the air to send down the ear canal

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26
Q

tympanic membrane

A

eardrum; turns sound waves into physical energy

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27
Q

cerumen

A

earwax, acts as a natural antibiotic and lubricant

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28
Q

salpinx

A

tube that connects middle ear to nose and throat; drains and maintains pressure in the middle ear

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29
Q

incus

A

anvil

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30
Q

stapes

A

stirrup

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31
Q

malleus

A

hammer

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32
Q

tympan/o, myring/o

A

eardrum

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33
Q

cerumin/o

A

earwax

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34
Q

salping/o

A

eustachian tube

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35
Q

cochlea

A

shell-shaped organ in the inner ear filled with fluid and hair

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36
Q

acoustic nerve

A

carries electric signal created by the hairs to the brain

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37
Q

vestibular system

A

sends information to the brain about the tilt, rotation, and motion of the head

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38
Q

labyrinth/o

A

labyrinth

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39
Q

vestibul/o

A

vestibule

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40
Q

cochle/o

A

cochlea

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41
Q

hemianopsia

A

blindness in half the field of vision

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42
Q

dacryorrhea

A

excessive tearing

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43
Q

iridalgia

A

iris pain

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44
Q

hypoacusis

A

decreased sensitivity to sound

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45
Q

hyperacusis

A

increased sensitivity to sound

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46
Q

otorrhea

A

ear discharge

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47
Q

mastoidalgia

A

pain in the mastoid that may indicate a dangerous spread of the ear infection into the mastoid bone

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48
Q

amblyopia

A

decreased vision; when in one eye is referred to as lazy eye

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49
Q

astigmatism

A

vision problems caused by the fact that light rays entering the eye aren’t focused on a single point in the back of the eye

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50
Q

blepharoplegia

A

paralysis of the eyelid

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51
Q

blepharospasm

A

involuntary contraction of the eyelid

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52
Q

hyperopia

A

farsightedness

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53
Q

myopia

A

nearsightedness

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54
Q

keratalgia

A

pain in the cornea

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55
Q

miosis

A

abnormal contraction of the pupil

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56
Q

mydriasis

A

abnormal dilation of the pupil

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57
Q

ophthamalgia

A

eye pain

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58
Q

presbyopia

A

decreased vision caused by old age

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59
Q

xerophthalmia

A

dry eyes

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60
Q

otalgia

A

ear pain

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61
Q

presbycusis

A

loss of hearing in old age

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62
Q

tinnitus

A

ringing in the ears

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63
Q

vertigo

A

sensation of moving through space (while stationary)

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64
Q

blepharedema

A

swelling around the eyelids

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65
Q

blepharopyorrhea

A

pus draining from the eyelids

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66
Q

exophthalmos

A

eye bulging from the orbit

67
Q

papilledema

A

swelling of the optic nerve

68
Q

retinoscope

A

instrument for observing the retina

69
Q

phacoscope

A

instrument for observing the lens

70
Q

macrotia

A

enlarged outer ear

71
Q

microtia

A

small outer ear

72
Q

tympanic perforation

A

burst eardrum

73
Q

tympanosclerosis

A

small, visible scars on a healed burst eardrum

74
Q

pneumatic otoscopy

A

forcing air into the ear canal to see if it moves the eardrum

75
Q

salpingoscope

A

an instrument used for examining the tubes that connect the middle ear to the nose and throat

76
Q

blepharoptosis

A

drooping eyelid

77
Q

esotropia

A

inward turning of the eye toward the nose

78
Q

exotropia

A

outward turning of the eye away from the nose

79
Q

nasolacrimal

A

pertaining to the nose and tear system

80
Q

nystagmus

A

involuntary back-and-forth movement of the eyes

81
Q

ophthalmologist

A

eye specialist

82
Q

ophthalmoscope

A

instrument for looking at the eye

83
Q

optic

A

pertaining to the eye

84
Q

optometrist

A

specialist in measuring the eye

85
Q

pterygium

A

winglike growth of conjunctival tissue extending to the cornea

86
Q

retinal

A

pertaining to the retina

87
Q

strabismus

A

condition where the eyes deviate when looking at the same object

88
Q

tonometer

A

instrument for measuring tension or pressure in the eye (intraocular pressure)

89
Q

audiogram

A

record produced by an audiometer

90
Q

audiologist

A

hearing specialist

91
Q

audiometer

A

instrument for measuring hearing

92
Q

audiometry

A

procedure for measuring hearing

93
Q

aural

A

pertaining to the ear

94
Q

ceruminosis

A

excessive formation of ear wax

95
Q

otolaryngologist

A

specialist in the ear and throat

96
Q

otorhinolaryngologist

A

specialist in the ear, nose, and throat

97
Q

otosclerosis

A

hearing loss caused by the hardening of the bones of the middle ear

98
Q

otoscope

A

instrument for looking in the ear

99
Q

otoscopy

A

procedure for examining the ear

100
Q

dacryoadenitis

A

inflammation of the tear gland

101
Q

dacryostenosis

A

blockage of tear duct that drains the eye, which can lead to a mild infection (dacryocystitis)

102
Q

scleritis

A

painful, chronic illness often due to general inflammatory disorders like rheumatoid arthritis

103
Q

keratitis

A

inflammation of the cornea

104
Q

iridemia

A

bleeding of the iris

105
Q

iridocyclitis

A

inflammation of the iris with extension to the ciliary muscle

106
Q

glaucoma

A

pressure inside of the eye

107
Q

papilledema

A

swelling of the optic disc

108
Q

optic neuritis

A

inflammation of the optic nerve

109
Q

bullous myringitis

A

inflammation of the eardrum resulting in blisters

110
Q

mastoiditis

A

infection of the mastoid bone

111
Q

labyrinthitis

A

inflammation of the inner ear

112
Q

vestibular neuritis

A

inflammation of the nerve connecting inner ear structures to the brain

113
Q

aphakia

A

absence of a lens

114
Q

blepharitis

A

eyelid inflammation

115
Q

cataract

A

opacity (cloudiness) of the lens of the eye

116
Q

conjunctivitis

A

inflammation of the conjunctiva (pink eye)

117
Q

corneal abrasion

A

scratch on the cornea

118
Q

iridopathy

A

disease of the iris

119
Q

iritis

A

inflammation of the iris

120
Q

keratopathy

A

disease of the cornea

121
Q

oculopathy

A

eye disease

122
Q

ophthalmitis

A

inflammation of the eye

123
Q

retinopathy

A

disease of the retina

124
Q

acoustic neuroma

A

tumor on the acoustic nerve

125
Q

aerotitis

A

inflammation of the ear caused by air

126
Q

cerumen impaction

A

buildup of ear wax blocking the ear canal

127
Q

conductive hearing loss

A

hearing loss caused by sound not getting to the middle/inner ear (due to blockages)

128
Q

myringitis

A

inflammation of the eardrum

129
Q

otitis externa

A

inflammation of the outer ear

130
Q

otitis media

A

inflammation of the middle ear

131
Q

otomycosis

A

fungal ear infection

132
Q

otosclerosis

A

hearing loss caused by the hardening of the bones of the middle ear

133
Q

sensorineural hearing loss

A

hearing loss caused by sound not being transmitted from the inner ear to the brain (due to problems with the sensory organs or nerves)

134
Q

sclerotomy

A

incision into sclera in order to perform surgery in other parts of the eye

135
Q

radial keratotomy

A

making incisions in the cornea like spokes in a wheel to correct myopia, hyperopia, and astigmatism

136
Q

cataract extraction

A

breaking original lens up into small pieces, aspirating pieces out of eye through a needle and then installing a new lens

137
Q

enucleation

A

complete removal of an eye

138
Q

cycloplegics

A

temporarily paralyze the pupil

139
Q

mydriatics

A

used prior to a thorough eye exam to dilate the eyes

140
Q

auditory prosthesis

A

hearing aid

141
Q

labyrinthectomy

A

inner ear surgery used to treat severe vertigo

142
Q

blepharoplasty

A

surgical reconstruction of the eyelid

143
Q

blepharotomy

A

incision into the eyelid

144
Q

corneal transplant

A

replacement of damaged cornea with donated tissue

145
Q

intraocular lens implant

A

insertion of a new lens inside the eye

146
Q

iridectomy

A

removal of the iris

147
Q

iridotomy

A

incision into the iris

148
Q

keratoplasty

A

surgical reconstruction of the cornea

149
Q

keratotomy

A

incision into the cornea

150
Q

phacoemulsification

A

fragmentation of an existing lens in order to remove and replace it

151
Q

retinoplexy

A

surgical fixation (reattachment) of a retina

152
Q

miotic

A

drug that causes abnormal contraction of the pupil

153
Q

mydriatic

A

drug that causes abnormal dilation of the pupil

154
Q

ceruminolytic

A

drug that aids in breakdown of ear wax

155
Q

ototoxic

A

drug that is damaging to the ear/hearing

156
Q

cochlear implant

A

electronic device that stimulates the cochlea, can give a sense of sound to those who are profoundly deaf

157
Q

ear lavage

A

rinsing/washing the external ear canal (usually to remove ear wax)

158
Q

myringoplasty

A

surgical reconstruction of the eardrum

159
Q

otoplasty

A

surgical reconstruction of the ear

160
Q

tympanocentesis

A

puncture of the eardum

161
Q

tympanoplasty

A

surgical reconstruction of the eardrum

162
Q

tympanostomy

A

creation of an opening in the eadrum

163
Q
A

KNH 209 (10 decks)

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