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Neuro Module 2nd block > ear histology > Flashcards

ear histology Flashcards

1
Q

helicotrema

A

reference ear histo ppt

the junction of scala vestibuli and scala tympani

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2
Q

stria vascularis and its purpose

A

reference ear histo ppt, secretes endolymph

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3
Q

scala tympani

A

reference ear histo ppt

under tympanic membrane

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4
Q

scala vestibuli

A

reference ear histo ppt

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5
Q

cochlear duct

A

reference ear histo ppt

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6
Q

tectorial membrane

A

reference ear histo ppt

the membrane in the cochlear duct that projects from spiral limbus over the hair cells

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7
Q

spiral limbus

A

reference ear histo ppt, gives off tectorial membrane

projects from spiral lamina to tectorial membrane in cochlear duct

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8
Q

spiral ganglion

A

reference ear histo ppt, becomes cochlear nerve

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9
Q

modiolus

A

reference ear histo ppt

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10
Q

vestibular membrane

A

reference ear histo ppt

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11
Q

basilar membrane

A

reference ear histo ppt

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12
Q

organ of corti

A

reference ear histo ppt

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13
Q

supporting cells of cochlear hair cells

A

phalangeal cells

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14
Q

types of cilia?

A

stereocilia and kinocilia

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15
Q

ossicles?

A

malleus, incus, stapes

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16
Q

components of tympanic membrane and exception?

A

skin, conn tissue, and mucosa except for the pars flaccida which doesn’t have conn tissue

17
Q

ampulla

A

reference ear histo ppt

18
Q

crista ampulla

A

reference ear histo ppt

19
Q

cupula

A

reference ear histo ppt

20
Q

round window

A

reference ear histo ppt

21
Q

oval window

A

reference ear histo ppt

22
Q

otolinth

A

reference ear histo ppt

23
Q

macula

A

reference ear histo ppt

24
Q

utricle, type of motion?

A

reference ear histo ppt, horizontal linear

25
Q

saccule, type of motion?

A

reference ear histo ppt, vertical linear

26
Q

where does the cone of light point?

A

anteriorly

27
Q

chorda tympani, and branch of what?

A

a nerve branch of CN7, between the malleus and incus

28
Q

tympanic plexus composed of?

A

sympathetic plexus and tympanic branch of CN9

29
Q

scala vestibuli opens where?

A

oval window

30
Q

promontory

A

reference ear histo ppt, wikipedia
it’s a hollow, hemispherical protrusion of bone into the tympanic cavity by the cochlea
has the tympanic plexus on it

31
Q

tensor tympani, attaches where?

A

reference ear histo ppt

attaches on malleus handle

32
Q

What’s Meniere’s disease?

A

too much endolymph

33
Q

study the quizzes in the ear and eye histo ppts

A

do it

Neuro Module 2nd block (23 decks)

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