Bony landmarks of the skull Flashcards

1
Q
A

ramus of mandible

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2
Q
A

angle of mandible

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3
Q
A

body of mandible

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4
Q
A

Symphysis Menti

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5
Q

What is this and what goes through here

A

mental foramen

mental nerve of v3 (mandibular branch of the trigeminal nerve) it is GSA

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6
Q
A

mandibular foramen

contents: terminal sensory branches mandibualr nerve (V3 of trigem), mandibualr a., mandibualr vein.

opening in the ramus

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7
Q

What is the dotted blue line and what runs in it

A

manidublar canal

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8
Q
A

External Occipital Protuberance

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9
Q
A

Foramen Magnum

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10
Q
A

Hypoglossal Canal

transmits the hypoglossal nerve

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11
Q
A

parietal bone

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12
Q
A

supraorbital notch

supraorbital nerve (branch of opthlamic of trigem), artery, and vein

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13
Q
A

orbital plate of frontal bone

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14
Q
A

temporal bone

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15
Q
A

splenoid bone

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16
Q
A

occipital bone

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17
Q
A

Juglular Foramen

ansmits the internal jugular vein along with the vagus, glossopharyngeal, and accessory nerves.

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18
Q
A

Frontal Air Sinus

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19
Q
A

Squamous portion of temporal bone

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20
Q
A

pterous portion of temporal bone

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21
Q
A

jugular foramen

CN 9, 10, 11

Posterior menigneal artery

22
Q
A

Zygomatic Process

23
Q
A

Mastoid process of temporal bone

24
Q

Holes in the mastoid process

A

mastoid air cells

25
Q
A

Styloid Process

26
Q
A

styoidmastoid foramen

facial nerve and stylomastoid artery.

27
Q
A

carotid canal

carotid artery and carotid sympathetic nerve plexus

jugular formane is closest to the foramen magnum on the posterior side and the caroitd is directly above it

28
Q
A

carotid canal

carotid artery and carotid sympathetic nerve plexus

jugular formane is closest to the foramen magnum on the posterior side and the caroitd is directly above it

29
Q
A

External Acoustic Meatus

30
Q
A

internal acoustic meatus

facial nerve and vestibular cochlear n.

third hole from the formaen magnum

31
Q
A

Hypophyseal Fossa

32
Q
A

hypoheaseal fossa

33
Q

two holes in the middle

A

splenoid air sinuses

34
Q
A

lesser wing of splenoid

35
Q
A

Optic Canal splenoid bone

36
Q

hole going under there

A

superior orbital fissure

oculomotor nerve (III);
the trochlear nerve (IV);
the lacrimal, frontal, and nasocillary branches of the ophthalmic nerve (V);
and divisions of the ophthalmic vein

above the Foramen Rotundum and Foramen Ovale

37
Q
A

greater wing of splenoid

38
Q
A

greater wing of splenoid

39
Q
A

foramen rotundum

maxillary nerve

40
Q
A

superior orbital fissure

oculomotor nerve

trocholear nerve

lacrimal, frontal, nasocilary branches of opthlamic, abducent nerve,

superior ophthalmicvien

41
Q
A

foramen ovale

mandibular nerve

accessory mendingeal artery

lesser petrosal n.

42
Q
A

foramen ovale

mandibular nerve

accessory meningeala rtery

lesser petrosal nerve

43
Q
A

foramen spinosum

middle mengineal artery and vein
mingeal branch of mandibular nerve

44
Q
A

foramen spinosum

middle mengineal artery and vein
mingeal branch of mandibular nerve

45
Q
A

Medial Pterygoid Plate

46
Q

What is J

A

Lateral Pterygoid Plate

(Medial Pterygoid Plate is B)

47
Q
A

lateral Pterygoid Plate

48
Q
A

hammulus of Medial Pterygoid Plate

(posterior view)

49
Q

what hole is this nerve going in

A

foramen rotundum

maxillary nerve v2

50
Q

what hole is this going in

A

foramen ovale