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BDS Stage 1 > Skull foramina and cranial nerves > Flashcards

Skull foramina and cranial nerves Flashcards

1
Q

What are the first 3 cranial nerves in order ?

A

Olfactory
optic
oculomotor

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2
Q

Which bone contains the optic canal ?

A

sphenoid bone

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3
Q

What does the optic canal transmit ?

A 
optic nerve (II)
opthalmic artery
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4
Q

What bone is the cribriform plate part of ?

A

the ethmoid bone

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5
Q

What does the cribriform plate transmit ?

A

the olfactory bulbs

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6
Q

What does the superior orbital fissure transmit ?

A 
v1 (opthalmic division of the trigeminal)
Oculomotor (III)
Trochlear (IV)
Abducens (VI)
Opthalmic vein
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7
Q

What bone contains Fo. Rotundum ?

A

Sphenoid bone

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8
Q

What does foramen rotundum transmit ?

A

Maxillary division of the trigeminal v2

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9
Q

What bone contains the foramen ovale ?

A

sphenoid bone

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10
Q

What does foramen ovale transmit ?

A

mandibular division of the trigeminal v3

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11
Q

What does fo. Spinosum transmit ?

A

middle meningeal artery and the vein

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12
Q

What does the stylomastoid foramen transmit ?

A

the facial nerve

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13
Q

Which bone contains the stylomastoid foramen ?

A

temporal bone

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14
Q

where is the jugular foramen ?

A

between the occipital and the petrous part of the temporal bone

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15
Q

What does the jugular foramen transmit ?

A

the internal jugular vein
spinal accessory (XI)
vagus (X)
glossopharyngeal (IX)

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16
Q

Which bone contains the carotid canal ?

A

the temporal bone

17
Q

What does the carotid canal transmit ?

A

internal carotid artery

18
Q

Where is the hypoglossal canal ?

A

in the occipital condyles

19
Q

What does the hypoglossal canal transmit ?

A

hypoglossal nerve (XII)

20
Q

Which bone is the foramen magnum in ?

A

occipital bone

21
Q

What does the foramen magnum transmit ?

A

the vertebral artery
the spinal chord
spinal accessory (XI)

22
Q

What is the XIIth CN ?

A

hypoglossal

23
Q

What is the VIth CN ?

A

Abducens

24
Q

What is the Vth CN ?

A

trigeminal

25
Q

What is the IVth CN ?

A

the trochlear

26
Q

What is the VIIth CN ?

A

facial

27
Q

What is the Xth CN ?

A

vagus

28
Q

What is the XIth CN ?

A

the spinal accessory

29
Q

What is the VIIIth CN ?

A

vestibulocochlear

30
Q

What is the IIth CN ?

A

optic

31
Q

What is the Ist CN ?

A

olfactory

32
Q

What is the IIIth CN ?

A

the oculomotor

33
Q

What is the IXth CN ?

A

the glossopharyngeal

BDS Stage 1 (39 decks)

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