Gross 26 Flashcards

1
Q

membrane lining inner eylid

A

Palpebral conjuctiva

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2
Q

membrane lining surface of eye

A

Bulbar conjuctiva

membrane lining surface of eye

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3
Q

Conjuctival sac

A

potential space between palpebral conjuctiva and bulbar conjuctiva

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4
Q

Fornices

A

conjuctive reflections from eyelid to eye

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5
Q

Provide form for eyelids

A

superior and inferior tarsus

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6
Q

Optic canal contents

A

CNII

Ophtalmic arrery

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7
Q

Superior orbital fissure contents

A

CNIII, IV, V1, VI

opthalmic vv

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8
Q

Supraorbital notch/foramen contents

A
Supraorbital nerve (CNV1)
Supraorbital artery
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9
Q

Inferior orbital fissure contents

A
infraorbital nerve (CNV2) and artery
zygomatic nerve  (CNV2) and artery
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10
Q

Infraorbital foramen contents

A
infraorbital nerve (CNV2)
Infraorbital artery
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11
Q

Anterior ethmoid foramen contents

A

Anterior ethmoid nerve (CNV1)

Anterior ehtmoid artery

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12
Q

Posterior ethmoidal foramen contents

A

posterior ethmoid nerve (CNV1)

Posterior ethmoid artery

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13
Q

Choroid

A

Thin middle layer containing ciliary aa and vorticose vv

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14
Q

Smooth muscle around lens for accomodation

A

Ciliary body

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15
Q

Ciliary body function

A

accomodation

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16
Q

Retina

A

Neural layer which receives light rays

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17
Q

Macula Lutea function

A

oval region of retina for visual auity

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18
Q

Most acute vision site

A

Fovea centralis

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19
Q

Fovea centralis location

A

center of macula

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20
Q

Cornea function

A

refraction of light

21
Q

Lens function

A

focuses light rays and near or distant object on retina

22
Q

Aqueous humor

Location relative to lens

A

watery filling anterior to lens

23
Q

Vitreous humor

location relative to lense

A

gelatinous filling posterior to lens

24
Q

Lacrimal canaliculi function

A

transports tear to lacrimal sac

25
Lacrimal sac function
Drains tear to nasolacrimal duct
26
Nasolacrimal duct function
drains tears thru nasolacrimal canal
27
Lacrimal gland function
produces lacrimal fluid
28
Inferior oblique function
elevate and abduct eye
29
CNIII supplies
``` Levator palpebrae superioris Superior rectus Inferior rectus Medial rectus Inferior Oblique ```
30
CNIV supplies
Superior oblique
31
CNVI supplies
Lateral Rectus
32
Superior rectus
elevate | Medial rotaiton
33
in order to test superior and inferior rectus, eye must be
abducted
34
in order to test superior and inferior oblique, eye must be
adducted
35
Ciliary ganglion supplies p sympt to
ciliary muscle | pupillary sphincter
36
symp to pupillary dilator via
internal carotid plexus
37
Pupillary light reflex tests
CNII CNIII
38
CNV1 divisions
Nasociliary Frontal Lacrimal
39
Nasociliary nerve branches
ethmoidal infratrochlear Long ciliary
40
Frontal nerve branches
supraorbital | supratrochlear
41
Lacrimal nerve supplies
lacrimal gland and conjunctiva
42
Opthalmic artery serves
gives rise to all arteries of eye
43
posterior ciliary arter supplies
outer and middle layer of eye
44
central retinal artery supplies
inner layer of retina
45
ethmoidal artery supplies
cranial fossa nose sinuses
46
supraorbital artery supplies
central region of forehead
47
supratrochlear artery supplies
medial region of forehead
48
lacrimal artery supplies
lacrimal gland