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TAG TEST 1+2 > lab 4: the eye and the ear > Flashcards

lab 4: the eye and the ear Flashcards

1
Q

what bones form the orbit

A 
zyg
maxilla
sphenoid
frontnal
ethmoid
palatine 
lacrimal
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2
Q

what are the 8 structures of the lacrimal appartus

A 
lacrimal galnds
lacrimal ducts
lacrimal papilla
caruncle
punctum of lacrimal appartus 
lacrimal canniculi 
lacrimal sac
nasolacrimal duct
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3
Q

the two lacrimal canniculi drain into what

A

lacrimal sac

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4
Q

what are the openigns found i nthe orbit

A 
sup orbital fissure
inf orbital fissure
optic formanen
infnraobital forman
supraorbital foramen/notch
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5
Q

what are the 7 muscles of the eye

A

med rectus
sup rectus
lateral rectus
inf rectus

sup oblique
inf oblique
lev papl. superioris

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6
Q

the lev sup pal. is innervates by what

A

III

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7
Q

the sup rectus is innervated by what

A

III

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8
Q

the inf rectus is inenrvatetd by what

A

III

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9
Q

the medial rectus is innervatetd by what

A

III

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10
Q

the lateral rectus is innervatted by what

A

VI

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11
Q

the superior oblique is inenrvated by what

A

IV

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12
Q

the inferior oblique is inenrvatioed by what

A

III

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13
Q

the inf oblique orginnattes laterally or medaially

A

laterall

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14
Q

qhat are the 5 nerves assocaited with the eye

A 
optic (2)
occulomotor (3) 
troc (4) 
trig (ohptthalmic)
abductents (6)
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15
Q

what division of trigeminal is important for vision

A

opthalmic

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16
Q

what are the 3 divisons of the ophthalmic nerve

A

lacrima
grontal
nasociliary

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17
Q

what is the most medial nerve of the ophtalmic

A

nasocillary

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18
Q

what is tthe most lateral nerve of the ophthalmic

A

licarmial

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19
Q

what are the 2 imporatnt vessels of the eye

A

ophtalmic artery

lacrimal artery

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20
Q

where is the phtalmic arteri

A

passes through optic formane with the optiv never

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21
Q

what are the 3 external pars of the eye

A

cornea
scelra
conjunctiva (bulbar/palpebral)

22
Q

the cornea is the what

A

clear membrane

23
Q

the sclera is the what of the eye

A

white

24
Q

the extnal is considered membranous or vascular

A

membranous

25
Q

what are the middle eye structires (vascular)

A 
iris
pupil
lens
sus lig
cill body 
choroid
anterior and posterior cavity
26
Q

what is another name for anterior cavity

A

aqueous humor

27
Q

what is another name for the posterior cavity

A

vitreous humor

28
Q

what is just posterior to the lens

A

posterior cavity

29
Q

what are the 2 divisions of the anterior cavity

A

antterior and psoterior chambers

30
Q

what divides the psoterior and anterior chambers

A

iris

31
Q

what re the internal/nervous parts of the eye

A 
ora serata
retinna 
optic disk
fovea centralis 
macula lutea
32
Q

what are the exteral partts of the ear

A 
auricle
helix
antihelix
tragus 
antitragis
concha
lobule
external acoustic meaturs 
mastoid porcess
33
Q

the ear is located of nwhat portion of the temporal bone

A

petrous

34
Q

what is anther name for middle ear

A

tympanic cavity

35
Q

what is the lateral wall

A

tympanic membrane

36
Q

what m,akes up the typanic membrane

A

pars flacida

parts tensa

37
Q

what is located at the end of the external acoustic meatus

A

tympanic membrane

38
Q

what are the 3 ossicles

A

malleus
incnus
stapes

39
Q

what two ossicles are linkes

A

incus and stapes

40
Q

what are the 2 muscles of the ear

A

tensor tympanic

stapedius meuscle

41
Q

the tensor tympani musscle is inervated by what

A

mandibular nerve (CV3)

42
Q

the stapedius muscle is inenrvatted by what enrves

A

facial nerve (CVII)

43
Q

what is the internal ear tube called

A

eustathian tube (auditory tube)

44
Q

what does the stapes insert on

A

oval window

45
Q

what are the two windows

A

round and oval window

46
Q

what is the cavity is the ear

A

tympanic antrum

47
Q

what are the 3 subdivisons of the labrynth

A

cochae
vestibule
semicirc canals

48
Q

what are the features of the coclea

A 
modiolus
helicotrema
choch dunct
scala vestibule 
scala tympini
49
Q

what are the 2 sections that make up the vestibula

A

saccule and utricle

50
Q

what is the byump at the end of the semicric cansls

A

ampullae

51
Q

what are the 2 important nerves for the ear

A 
vestibulococholae (CVIII)
facial nerve (CVII)
52
Q

where do the vesttibulo and facial nerves back through

A

the itnernal acoustic meatus

TAG TEST 1+2 (7 decks)

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