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Large Animal Anatomy > Openings in the Skull > Flashcards

Openings in the Skull Flashcards

1
Q

What two species have an interincisive canal?

A

dog + horse

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2
Q

What structures pass through the interincisive canal?

A

major palatine A

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3
Q

What structures pass through the infraorbital foramen?

A

infraorbital A, V, N

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4
Q

What structures pass through the maxillary foramen?

A

infraorbital A, V, N

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5
Q

What structures pass through the sphenopalatine foramen?

A

sphenopalatine A + V
caudal nasal N

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6
Q

What structures pass through the caudal palatine foramen?

A

major palatine A + N

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7
Q

What structures pass through major palatine foramen?

A

major palatine A + N

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8
Q

What structures pass through the fossa for lacrimal sac?

A

lacrimal sac

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9
Q

What structures pass through the lacrimal foramen and canal?

A

nasolacrimal duct

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10
Q

What structures pass through infratrochlear incisure?

A

infratrochlear N

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11
Q

What structures pass through the supraorbital foramen (equine)?

A

supraorbital A + V
frontal N

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12
Q

What structures pass through the supraorbital canal (ox and pig)?

A

supraorbital A + V

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13
Q

What structures pass through the ethmoid foramen?

A

external ethmoidal A + V
ethmoid N

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14
Q

What structures pass through the optic canal?

A

optic N (CN II)

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15
Q

What structures pass through orbital fissure?

A
  1. oculomotor N (CN III)
  2. trochlear N (CN IV)
  3. ophthalmic N
  4. abducens N (CN VI)
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16
Q

What structures pass through round foramen (or foramen rotundum)?

A

maxillary N

17
Q

What structures pass through the foramen orbitorotundum? (5)

A
  1. oculomotor N
  2. trochlear N
  3. ophthalmic N
  4. maxillary N
  5. abducens N
18
Q

What two species have a foramen orbitorotundum?

A

ruminants + pig

19
Q

What two structures is the foramen orbitorotundum a combination of?

A

orbital fissure + round foramen

20
Q

What species have oval foramen?

A

ruminants + carnivores

21
Q

What passes through the oval foramen (foramen ovale)?

A

mandibular N

22
Q

What structures pass through the rostral alar foramen (horse)?

A

maxillary A + N

23
Q

What structures pass through the small alar foramen (horse)?

A

rostral deep temporal A

24
Q

What structures pass through the caudal alar foramen? (horse)

A

maxillary A

25
Q

What structures pass through the internal acoustic meatus?

A

facial N
vestibulocochlear N

26
Q

What structures pass through the stylomastoid foramen?

A

facial N

27
Q

What are the 3 incisures of the foramen lacerum?

A
  1. carotid incisure
  2. oval incisure
  3. spinous incisure
28
Q

Which two species have a foramen lacerum?

A

horse + pig

29
Q

What structures pass through the foramen lacerum and with what incisure?

A

internal carotid A (carotid incisure)
mandibular N (oval incisure)
middle meningeal A (spinous incisure)

30
Q

What structures pass through the jugular foramen? Which additional vessel does in the pig and ox?

A
  1. glossopharyngeal N
  2. vagus N
  3. accessory N
    internal carotid A (ox + pig)
31
Q

What structures pass through the canal for the hypoglossal nerve?

A

hypoglossal N (CN XII)

32
Q

What structure passes through the condylar canal?

A

condylar sinus (venous)

33
Q

What condylar canal is only in what two species?

A

carnivores + ruminants

34
Q

What structures pass through mandibular foramen?

A

inferior alveolar A, V, N

35
Q

What structures pass through the mental foramen?

A

mental A, V, N

Large Animal Anatomy (41 decks)

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