Study room 808 pinned «1-Facial nerve=first 3 month =2nd phryngeal arch 2-auricle(pinna)=6weaks=1st and 2nd branchial arch 3-external auditory canal =28 weaks=first branchial arch 4-tympanic membrane=28weak =ectoderm,endoderm,mesoderm 5-middle ear space and Eustachian tube =begin…»
Schimer test used to
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8%
Glossopharyngeal nerve
9%
Trigeminal nerve
2%
Hypoglossal nerve
9%
Vestiblucochlear nerve
72%
Facial nerve
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The normal color of tympanic membrane
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3%
Blue
85%
Pearly gray
5%
Red
2%
Brown
5%
Yellow
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Eustachian tube is connected with the middle ear in
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51%
Anterior wall
18%
Posterior wall
25%
Medial wall
7%
Floor
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Responsible for balance of body
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7%
Auricle
28%
Middle ear
2%
External auditory canal
63%
Inner ear
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All layers of pars tensa except
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20%
Outer skin layer
41%
Middle perichondrial layer
18%
Middle fibrous layer
21%
Inner mucousal layer
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Ramsey hunt syndrome all are ture except
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10%
Its herpes zoster infection of ear
2%
Frequency accompanied with facial palsy
60%
There is perforated tympanic membrane
28%
Vesicles in ear canal and on concha
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Organ of cotri is situated in
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38%
Scala media of cohclea
9%
Scala vestibula
36%
Anterior semi circular canal
9%
Saccule
9%
Scala tymanuem
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Middle ear cleft is comorised of the following except
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13%
Aditus
4%
Middle ear proper
47%
Petrous
22%
Eustachian tune
13%
Mastoid antrum
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Membranous labyrinth is comprised of the following except
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48%
Vestibule
13%
Membarnous semicircular canals
23%
Ductus reuniens
10%
Cochlear duct
8%
Urticle and saccule
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All are landmarks for tympanic membrane except
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35%
Promontory
30%
Posterior malleolar fold
21%
Short process of the malleolar
9%
Handle of the malleus
5%
Light reflex
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Study room 808 pinned «Aruculotemporal branch of trigeminal nerve(V3) -anterior superior external canal -pinna -TMJ Fascial nerve VII -posterior tympanic membrane -external canal -bowl of concha Glossopharyngeal nerve(IX) -posterior external canal -meatus -tympanic membrane…»
Nerve supply of external ear canal
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16%
Root from c3 c4
22%
Jocobson nerve
38%
Arnold nerve
18%
Lesser auricular nerve
7%
Great occiptal nerve
About facial nerve,regarding bell’s palsy
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10%
Usually caused by trauma
15%
Is infection by herpes zoster virus
13%
There is loss of sensation in face
59%
Full recovery is the usual
3%
Almost all patients need surgical treatment
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Facial nerve lucture ,according to house brackmann scale :assymetry of face occurs in grade?
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6%
Grade1
14%
Grade2
42%
Grade4
28%
Grade3
11%
Grade5
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All of the following are part of central auditory pathway except
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72%
Frontal cerberal cortex
5%
Superior olivary complex
5%
Cochlear nucleus
9%
Medial geniculate body
9%
Lateral leminscus
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