Foramina of the Skull Flashcards Preview

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Flashcards in Foramina of the Skull Deck (39):
1

foramina of the cranial base (inferior view):

incisive fossa (2)

nasopalatine nerve

sphenopalatine vessels

2

foramina of the cranial base (inferior view):

greater palatine foramen (1)

greater palatine nerve & vessels

3

foramina of the cranial base (inferior view):

lesser palatine foramen (1)

lesser palatine nerve & vessels

4

foramina of the cranial base (inferior view):

foramen lacerum (3)

greater petrosal nerve

deep petrosal nerve

internal carotid artery

*all pass across its upper portion

5

foramina of the cranial base (inferior view):

pterygoid canal (2)

nerve of the pterygoid canal (greater & deep petrosal nerves)

vessels of the pterygoid canal

6

foramina of the cranial base (inferior view):

foramen ovale (3)

mandibular nerve (V3)

lesser petrosal nerve

accessory meningeal artery

7

foramina of the cranial base (inferior view):

foramen spinosum (2)

middle meningeal artery & vein

meningeal branch of V3

8

foramina of the cranial base (inferior view):

carotid canal (1)

internal carotid artery & plexus

9

foramina of the cranial base (inferior view):

pterotympanic fissure (1)

chorda tympani of facial nerve

10

foramina of the cranial base (inferior view):

stylomastoid foramen (1)

facial nerve

11

foramina of the cranial base (inferior view):

jugular fossa (5)

glossopharyngela nerve (IX)

vagus nerve (X)

accessory nerve (XI)

inferior petrosal sinus

internal jugular vein

12

foramina of the cranial base (inferior view):

hypoglossal canal (1)

hypoglossal nerve

13

foramina of the cranial base (inferior view):

foramen magnum (3)

medulla oblongata/spinal cord

vertebral arteries & venous plexus

accessory nerve roots

14

foramina of the cranial base (superior view):

nasal slit (1)

anterior ethmoidal nerve & vessels

15

foramina of the cranial base (superior view):

anterior ethmoidal foramen (1)

anterior ethmoidal nerve & vessels

16

foramina of the cranial base (superior view):

foramina of cribriform plate (1)

olfactory nerves (I)

17

foramina of the cranial base (superior view):

posteiror ethmoidal foramen (1)

posterior ethmoidal nerve & vessels

18

foramina of the cranial base (superior view):

optic canal (2)

optic nerve (II)

opthalmic artery

19

foramina of the cranial base (superior view):

superior orbital fissure (5)

oculomotor nerve (III)

trochlear nerve (IV)

opthalmic nerve (VI) branches

abducens nerve (VI)

superior opthalmic vein

20

foramina of the cranial base (superior view):

foramen rotundum (1)

maxillary nerve (V2)

21

foramina of the cranial base (superior view):

foramen ovale (3)

mandibular nerve (V3)

lesser petrosal nerve

accessory meningeal artery

22

foramina of the cranial base (superior view):

foramen spinosum (2)

middle meningeal artery & vein

meningeal branch of V3

23

foramina of the cranial base (superior view):

foramen lacerum (3)

greater petrosal nerve

deep petrosal nerve

internal carotid artery

*all pass across its upper end
*not a true foramen
*in life, its lower portion is occluded by cartilage

24

foramina of the cranial base (superior view):

carotid canal (1)

internal carotid artery & plexus

25

foramina of the cranial base (superior view):

hiatus of the greater petrosal nerve (1)

greater petrosal nerve

26

foramina of the cranial base (superior view):

hiatus of the lesser petrosal nerve (1)

lesser petrosal nerve

27

foramina of the cranial base (superior view):

internal acoustic meatus (3)

facial nerve (VII)

vestibulocochlear nerve (VIII)

labyrinthine artery

28

foramina of the cranial base (superior view):

jugular foramen (5)

glossopharyngeal nerve (IX)

vagus nerve (X)

accessory nerve (XI)

inferior petrosal sinus

sigmoid sinus / internal jugular vein

29

foramina of the cranial base (superior view):

hypoglossal canal (1)

hypoglossal nerve

30

foramina of the cranial base (superior view):

foramen magnum (3)

medulla oblongata / spinal cord

vertebral arteries & venous plexus

accessory nerve roots

31

foramina of the facial aspect of cranium:

supraorbital notch / foramen (1)

supraorbital nerve & vessels

32

foramina of the facial aspect of cranium:

infraorbital foramen (1)

infraorbital nerve & vessels

33

foramina of the facial aspect of cranium:

mental foramen (1)

mental nerve & vessels

34

foramina of the facial aspect of cranium:

superior orbital fissure (5)

oculomotor nerve (III)

trochlear nerve (IV)

opthalmic nerve (VI) branches

abducens nerve (VI)

superoir opthalmic vein

35

foramina of the facial aspect of cranium:

inferior orbital fissure (3)

infraorbital nerve & vessels

zygomatic nerve

inferior opthalmic vein

36

foramina of the facial aspect of cranium:

infraorbital groove (1)

infraorbital nerve & vessels

37

foramina of the facial aspect of cranium:

optic canal (2)

optic nerve (II)

opthalmic artery

38

foramina of the mandible:

mandibular foramen (1)

inferior alveolar nerve & vessels

39

foramina of the mandible:

mental foramen (1)

mental nerve & vessels

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