TOPIC 2A - OS SPENOIDALE Flashcards

1
Q

Parts of sphenoid bone

A

presphenoidale and basisphenoidale

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2
Q

what are the 2 parts of spenoid bone fused by

A

synchondrosis intersphenoidalis

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3
Q

hollow part of fossa cranii rostralis

A

jugum sphenoidale

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4
Q

rostrum sphenoidale continues into

A

crista galli of ethmoid bone

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5
Q

corpus ossis presphen encloses

A

paired sinus sphenoidales

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6
Q

fissura orbitalis found in what species

A

ca and eq

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7
Q

nerve passing through for.rotundum

A

n maxillaris (V3)

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8
Q

for orbitorotundum found in

A

ru

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9
Q

what does os basisphenoid form

A

fossa cranii media

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10
Q

dorsum sella in equine?

A

nope

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11
Q

sulcus caroticus only in, and what for

A

ca and eq, for a carotis interna

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12
Q

sulcus nervi opthalmici et maxillaris in

A

bo

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13
Q

for. ovale for

A

n mandibularis (V3)

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14
Q

foramen caroticum for

A

a carotid interna

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15
Q

foramen spinosum for

A

a. meningea media

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16
Q

canalis alaris in

A

ca and eq

17
Q

foramen alare parvum for

A

eq only, for a. temporalis profunda rostralis

18
Q

crista pterygoideus NOT in

A

ca

19
Q

whats in the caudal part of os presphenoidale

A

sulcus chiasmatis marked by christa orbitosphenoidales

20
Q

what does the outer surface of ala ossis presphen help form

A

orbit

21
Q

4 structures found on ala osis preshen outer surface

A

canalis opticus
fissura oribitalis
for rotundum
for orbitorotundum

22
Q

what does fossa crani media include

A

sella turcica
dorsum sella
fossa hypophysialis
sulcus caroticus

23
Q

foramen lacerum is only in

A

eq and sus