HEENT BORED Flashcards

(179 cards)

1
Q

Muscles of the Eye?

A
  • Superior/Inferior Oblique
  • Lateral/Medial Rectus
  • Superior/Inferior Rectus
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2
Q

Superior Oblique CN/Movement

A

IV
up and in

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3
Q

Inferior Oblique CN/Movement

A

III
down/in

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4
Q

Superior Rectus CN/Movement

A

III
Up/lateral

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5
Q

Inferior Rectus CN/Movement

A

III
Down

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6
Q

Lateral Rectus CN/Movement

A

VI
lateral/down

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7
Q

Medial Recuts CN/Movement

A

III
Medial aka in

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8
Q

Nasal Pathogens

A

Strep Pneumonia
Staph Aureus
Maroxella
Hemophilic Influenza

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9
Q

What type of forceps are used for nasal packing?

A
  • Bayonet
  • place gauze in ACCORDIAN fashion
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10
Q

Outer/Inner ear separated by

A

TM

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11
Q

Pressure changes made by

A

Eustachian Tube

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12
Q

4 Ototoxic Meds and 1 Specific example

A

Aminoglycosides/Chemo/Antimalarial/Salicytes

Furosemide

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13
Q

Kiesselblach Plexus

A

Convergences of small fragile arteries and veins in nose

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14
Q

What is the average number of teeth?

A

32

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15
Q

Meds for nasal packing

A

oral antibiotics

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16
Q

Low set ear angle is a sign of?

A

down syndrome

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17
Q

Preferred method of cauterization

A

silver nitrate (POISON)

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18
Q

Rinne Test Ratio

A

2:1

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19
Q

90% of nose bleeds are…

A

anterior

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20
Q

Red bulge adjacent to tonsils hallmark of

A

PTA

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21
Q

Chronic bilateral inflammation of eyelids

A

blepharitis

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22
Q

Entropion

A

eyelids rolled inward

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23
Q

Blepharitis Tx

A

Scrub shampoo/compress

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24
Q

Blepharitis Meds

A

Tetracycline

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25
Hordeolum vs Chalazion
Hordeolum is acute and painful Charizard is chronic with no px
26
Hordeolum aka?
stye
27
Glands affected by hordeolum (internal and external)
external: zeis internal: melibomian
28
hordeolum and chalazion tx
warm compress
29
Hyperemia
red injection into eyes
30
Viral Conjunctivitis meds
epinastine or a corticosteroid
31
Allergenic Conjunctivitis meds
antihistamine/steroids
32
Bacterial Conjunctivitis meds
Erythromycin for non contacts Cipro contacts
33
Pterygium
related to sunlight exposure or chronic inflammation of conjunctival layers and cornea
34
Ocular Foreign Body Med
Topical Anesthetic and Cipro
35
Ocular Foreign Body f/u for non contact wearers
24h and every day for 3-5 days
36
PWT Bromine requirement
2.0 onlyyyyyy
37
Why do we test four water sites?
crew of 100 or less
38
Incubator temp for bacti?
36
39
Amount of water for testing?
100ml
40
Corneal size of globe
anterior 1/6th of globe
41
Woodslamp color
cobalt blue
42
3 corneal ulcer causes
bacteria virus fungus
43
Corneal ulcer sx?
- visual acuity decrease - hypopyon - photophobia with Px
44
Corneal Ulcer Tx plan
Cipro and MEDEVAC
45
CN 1-12
- Olfactory - Optic - Occular Motor - Trochlear - Trigeminal - Abducens - Facial - Vestibular - Glossopharyngeal - Vagus - Spinal - Hypoglossal
46
5 senses
smell taste equilibrium hearing sight
47
Somatic senses
- tactile - thermal - px - proprioception
48
Internal Organ Sensation aka
Visceral Sensation
49
4 conditions for sensation
stimulus receptors nerve pathways brain interpretation
50
Mechanoreceptor
mechanical information
51
Thermoreceptor
Hot/cold
52
Nocicreceptor
detect px
53
Photoreceptor
light
54
Chemoreceptor
Chemicals
55
Osmoreceptor
osmotic pressure
56
Somatic sensations arise from?
sensory receptors
57
Cold in Epidermis temp
50-150
58
Warm in dermis temp
90-118
59
Detectable temps
50-118
60
Activation of nociceptors temps
less than 10 or greater than 48
61
What are the 3 ossicles?
- malleus - incus - stapes
62
Olfactory cells are held in nasal epithelium of...
Criboform plate
63
Olfactory Pathway
Cilia Epithelium CNI Cribriform plate olfactory bulb olfactory tract cerebral cortex
64
5 tastes
salt sweet bitter sour umami
65
Anterior 2/3 taste CN
7
66
Posterior 1/3 taste CN
9
67
Accessory eye structures?
- eyebrows - eye lids - eye lashes - lacrimal apparatus
68
Tear flow
Lacrimal.... gland duct canal sac duct nasal cavity
69
What is the inner layer of the eye?
retina
70
What part of the eye detects color?
cones
71
Eye color for black and white
rods
72
What maintains shape of eye
vitreous chamber
73
Term used for near sighted?
presbyopia
74
Iris covering
cornea
75
White of eye
sclera
76
Dense of connective tissue
sclera
77
Color of eye
iris
78
Normal IOP
16mmHg
79
Eustachian Tube aka
auditory canal
80
Principal organ of hearing
cochlea
81
CNIII Path
passes through midbrain to thalamus to temporal lobe
82
3 receptor organs of equilibrium
- saccule - utricle - semicircular duct
83
Dynamic vs Static Equilibrium
dynamic occurs while moving
84
What is the only part of body without nociceptors?
brain
85
Layers of skin for heat
dermis
86
Layers of skin for cold
epidermis
87
Chronic pain is?
slow pain
88
Sharp or acute pain is?
fast pain
89
Ethmoid/Cribiform plates holes contain?
olfactory nerves
90
CN VIII branches into
cerebellum
91
All eye muscles...
pull
92
What are the 3 eye layers?
- fibrous tunic - vascular tunic - retina
93
Photoreceptor layer
rods and cones
94
Which ossicle touches TM?
Malleus
95
Jelly-like posterior layer of eye?
Virtuous chamber
96
Fluid filling space between lens and cornea?
Aqueous Humor
97
3 salivary glands
parotid submandibular and sublingual
98
Stensen's duct location
2nd molar on maxilla
99
Wharton's Duct location
Small papula at frenulum
100
What is the major accessible artery of the face?
temporal
101
Thyroid size?
4cm, right lobe is 25% larger
102
Myxedema sx
puffy yellow skin coarse hair preorbital edema
103
Acromegaly
broad nasal with prominent zygomatic arch
104
Hippocratic facies
sunken eyes with dry rough skin
105
Term for enlarged head, bulging fontanel, dilated scalp veins, and bossing skull?
Hydrocephalus
106
Butterfly rash a sign of
Lupus
107
3 layers of vascular tunic
choroid ciliary body iris
108
2 regions of fibrous tunic
cornea and sclera
109
White of eye aka?
sclera
110
Gustation
sense of taste
111
What carries out 75% of refraction?
cornea
112
lies anterior to vestibule and is primary organ of hearing
cochlea
113
Accumulation of RBC within eye chamber
Hyphemia
114
Hyphemia Sx
Clot in anterior chamber Trauma/PX
115
Hyphemia Tx
MEDEVAC Elevate head 30 degrees Eye shield
116
Orbital Cellulitis Sx
Red eye fever pain with movement sinus headache/teeth px
117
Orbital Cellulitis Hallmarks
Eyelid edema Conjunctival injection Restricted Motility
118
Orbital Cellulitis Meds
IV Antibiotics or IM Rocephin
119
Orbital Rim Fracture involves...
Outer Edges of Orbit
120
Blowout Fx involves...
Floor or inner well of orbit
121
Orbital Floor Fx
trauma to rim pushes bone back
122
Orbit Fx Sx
px with movement crepitus emphysema binocular diplopia CHEEK NUMBNESS
123
Orbital Fracture Meds
Antibiotics Afrin
124
Acute Vision Loss AKA
Transient Vision Loss
125
Average Acute Vision Loss duration
1h-24h
126
Acute Vision Loss 10-60 minutes a sign of
Migraine (with or without a headache)
127
3 types of Retinal Detachment (RET)
Rhegmatogenous Exudative Tractional
128
Rheg. Retinal Detachment factors + sx
most common one or more hours 50 y/o or older floaters/shadow
129
Exudative Retinal Detachment + symptoms
Accumulated fluid or tumor related minimal vision loss/retinal dome
130
Tractional Retinal Detachment caused by
DM/Occlusions
131
Corneal Ulcer Med
Cipro *do not use patch*
132
Flash Burn
caused by sun/welding
133
Flash Burn Sx
Mild px Tearing Bilateral
134
Flash Burn Tx
oral pain meds antibiotics
135
Chemical Burn Tx
Irrigation and topical antibiotics
136
Herpetic Lesion Tx
Oral Antivirals
137
Vision Loss for a few seconds common cause
HTN
138
Blepharitis associated with
Acne
139
Virus Associated with Conjunctivitis
adenovirus
140
Bacterial Conjunctivitis vs Viral
bacteria=unilateral virus= bilateral
141
Primary Tx Bacterial Conjunctivitis
Azithromycin
142
Gonococcal Conjunctivitis Meds
Rocephin and Azithromycin
143
Before every eye treatment do...
Visual Acuity
144
Uveitis vs Iritis
MEDEVAC (cant diagnose)
145
Uveitis/Iritis Med
Atropine
146
Cellulitis Meds
Amoxicillin Augmentin
147
Mastoiditis causes
Untreated otitis media
148
Mastoiditis Tx/med
MEDEVAC Otic Antibiotic
149
Otitis Externa Med
Acidification and Otic Antibiotic
150
Otitis Media Affects
Eustachian Tube/Temporal Bone
151
Otitis Media Meds
Oral Antibiotics and Nasal Decongestant
152
ETD Physiology
Dilated Eustachian Tube
153
ETD Sx
Px Fullness Tinnitus
154
TM Perforation Physiology
Pars tensa is thin and easily torn
155
TM Perf Sx
tinnitus acute px blood NV
156
TM Perf use Antibiotics if...
Foreign material is cause
157
Cholesteatoma
benign**** tumor in middle ear that destroys bone and tissue
158
Cholesteatoma Disposition/Complication
MEDEVAC and death
159
Barotrauma Sx
Hearing loss middle ear bulging TM fluid
160
Barotrauma Meds
Symptomatically or oral decongestants
161
Sudden Hearing Loss time
3 days or less
162
4 Epistaxis Tx
- direct pressure - decongestant - packing - oral antibiotics
163
Nasal polyps
benign nasal tumors on mucosa
164
Nasal Polyps med
MEDADVICE for prednisone
165
Sinusitis treat after how many days?
10
166
Sinusitis meds
Antibiotics
167
Epiglottitis Med
Decadron (STEROID BABY)
168
Epiglottitis Disposition
MEDEVAC
169
Leukoplakia
White lesions that cannot be removed
170
Leukoplakia caused by
pre cancer/irritants
171
PTA Disposition
MEDEVAC
172
Pharyngitis/Tonsillitis Bacteria
GABHS aka A-B hemolytic strep
173
4 Centor Criteria
fever 38 C anterior lymph swelling no cough tonsillar exudate
174
Pharyngitis/Tonsillitis Meds
-cillins (check please)
175
Sialadenitis
Staph aureus clogs salivary glands
176
Sialadenitis Tx
MEDEVAC and H20
177
Tonsilliths aka
Tonsil Stones
178
Tonsilliths tx
salt water gargles
179
Tonsilliths sx
halitosis sore throat white debris