structures that travel through skull openings Flashcards

1
Q

Anterior ethmoidal foramen

A
  • Anterior ethmoidal n. a. and v.
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2
Q

Carotid canal

A
  • Internal carotid a. and plexus (postganglionic sympathetic and visceral afferent)
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3
Q

Choana

A
  • Air and mucus
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4
Q

Condylar canal*

A
  • Emissary vein from sigmoid sinus to vertebral v.
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5
Q

Eustachian tube

A
  • Air and mucus
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6
Q

External acoustic meatus

A
  • Sound waves
  • air and earwax
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7
Q

Foramen cecum*

A

Emissary vein from superior sagittal sinus to veins of external nose

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8
Q

Foramen lacerum

A

Deep petrosal n. (postganglionic sympathetic and visceral afferent from internal carotid plexus)

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9
Q

Foramen magnum

A
  • Spinal cord and meninges
  • anterior and posterior spinal a. and v.
  • spinal accessory n.
  • vertebral a. and v.
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10
Q

Foramen ovale

A
  • Mandibular division of trigeminal n. (V3)
  • lesser petrosal n. (preganglionic parasympathetic and visceral afferent from glossopharyngeal)
  • accessory meningeal a. and v.
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11
Q

Foramen rotudum

A

Maxillary division of trigeminal n. (V2)

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12
Q

Foramen spinosum

A
  • Middle meningeal a. and v.
  • meningeal branch of V3
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13
Q

Greater palatine foramen

A

Greater palatine n. a. and v.

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14
Q

Hypoglossal canal

A

Hypoglossal n.

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15
Q

Incisive fossa (foramen)

A
  • Nasopalatine n.
  • anastomosis between sphenopalatine a. and v. and greater palantine a. and v.
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16
Q

Inferior orbital fissure

A
  • Maxillary division of trigeminal n. (V2) with postganglionic parasympathetic and visceral afferents from pterygopalantine ganglion
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17
Q

Infraorbital foramen

A

Infraorbital n. a. and v.

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18
Q

Internal acoustic meatus

A
  • Facial n.
  • vestibulocochlear n.
  • labyrinthine a. (to internal ear from anterior inferior cerebellar a.)
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19
Q

Jugular foramen

A
  • Sigmoid sinus becoming internal jugular vein
  • glossopharyngeal
  • vagus
  • spinal accessory n.
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20
Q

Lacrimal fossa and nasolacrimal canal

A

Lacrimal sac to nasolacrimal duct

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21
Q

Lesser palatine foramen

A

Lesser palatine n. a. and v.

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22
Q

Mandibular foramen

A

Inferior alveolar n. a. and v.

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23
Q

Mastoid foramen*

A
  • Mastoid emissary v. from sigmoid sinus to posterior auricular v.
  • posterior meningeal a. and v. (from occipital a. and v.)
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24
Q

Mental foramen

A

Mental n. a. and v.

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25
Q

Olfactory (cribriform) foramina

A

Olfactory neurons

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26
Q

Optic canal

A
  • Optic n.
  • ophthalmic artery
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27
Q

Parietal emissary foramen*

A

Parietal emissary veins from superior sagital sinus to veins of scalp

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28
Q

Piriform aperture

A
  • Air and mucus
  • cartilage of nasal septum
29
Q

Posterior ethmoidal foramen

A

Posterior ethmoidal n. a. and v.

30
Q

Stylomastoid foramen

A

Facial n.

31
Q

Superior orbital fissure

A
  • Ophthalmic n. (V1) and v.
  • oculomotor
  • trochlear
  • abducent n
  • postganglionic sympathetic fibers from internal carotid plexus
32
Q

Supraorbital foramen

A

Supraorbital n. a. and v.

33
Q

Zygomaticofacial foramen

A

Zygomaticofacial n. a. and v.

34
Q

Zygomaticotemporal foramen

A

Zygomaticotemporal n. a. and v.

35
Q
  • Anterior ethmoidal n. a. and v.
A

Anterior ethmoidal foramen

36
Q
  • Internal carotid a. and plexus (postganglionic sympathetic and visceral afferent)
A

Carotid canal

37
Q
  • Air and mucus
A

Choana

38
Q
  • Emissary vein from sigmoid sinus to vertebral v.
A

Condylar canal*

39
Q
  • Air and mucus
A

Eustachian tube

40
Q
  • Sound waves
  • air and earwax
A

External acoustic meatus

41
Q

Emissary vein from superior sagittal sinus to veins of external nose

A

Foramen cecum*

42
Q

Deep petrosal n. (postganglionic sympathetic and visceral afferent from internal carotid plexus)

A

Foramen lacerum

43
Q
  • Spinal cord and meninges
  • anterior and posterior spinal a. and v.
  • spinal accessory n.
  • vertebral a. and v.
A

Foramen magnum

44
Q
  • Mandibular division of trigeminal n. (V3)
  • lesser petrosal n. (preganglionic parasympathetic and visceral afferent from glossopharyngeal)
  • accessory meningeal a. and v.
A

Foramen ovale

45
Q

Maxillary division of trigeminal n. (V2)

A

Foramen rotudum

46
Q
  • Middle meningeal a. and v.
  • meningeal branch of V3
A

Foramen spinosum

47
Q

Greater palatine n. a. and v.

A

Greater palatine foramen

48
Q

Hypoglossal n.

A

Hypoglossal canal

49
Q
  • Nasopalatine n.
  • anastomosis between sphenopalatine a. and v. and greater palantine a. and v.
A

Incisive fossa (foramen)

50
Q
  • Maxillary division of trigeminal n. (V2) with postganglionic parasympathetic and visceral afferents from pterygopalantine ganglion
A

Inferior orbital fissure

51
Q

Infraorbital n. a. and v.

A

Infraorbital foramen

52
Q
  • Facial n.
  • vestibulocochlear n.
  • labyrinthine a. (to internal ear from anterior inferior cerebellar a.)
A

Internal acoustic meatus

53
Q
  • Sigmoid sinus becoming internal jugular vein
  • glossopharyngeal
  • vagus
  • spinal accessory n.
A

Jugular foramen

54
Q

Lacrimal sac to nasolacrimal duct

A

Lacrimal fossa and nasolacrimal canal

55
Q

Lesser palatine n. a. and v.

A

Lesser palatine foramen

56
Q

Inferior alveolar n. a. and v.

A

Mandibular foramen

57
Q
  • Mastoid emissary v. from sigmoid sinus to posterior auricular v.
  • posterior meningeal a. and v. (from occipital a. and v.)
A

Mastoid foramen*

58
Q

Mental n. a. and v.

A

Mental foramen

59
Q

Olfactory neurons

A

Olfactory (cribriform) foramina

60
Q
  • Optic n.
  • ophthalmic artery
A

Optic canal

61
Q

Parietal emissary veins from superior sagital sinus to veins of scalp

A

Parietal emissary foramen*

62
Q
  • Air and mucus
  • cartilage of nasal septum
A

Piriform aperture

63
Q

Posterior ethmoidal n. a. and v.

A

Posterior ethmoidal foramen

64
Q

Facial n.

A

Stylomastoid foramen

65
Q
  • Ophthalmic n. (V1) and v.
  • oculomotor
  • trochlear
  • abducent n
  • postganglionic sympathetic fibers from internal carotid plexus
A

Superior orbital fissure

66
Q

Supraorbital n. a. and v.

A

Supraorbital foramen

67
Q

Zygomaticofacial n. a. and v.

A

Zygomaticofacial foramen

68
Q

Zygomaticotemporal n. a. and v.

A

Zygomaticotemporal foramen