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Oral Anatomy > Bones of the Skull > Flashcards

Bones of the Skull Flashcards

1
Q

Forehead and eyebrow area of neurocranium

A

Frontal bone

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2
Q

Suture between frontal and parietal bones

A

Coronal suture

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3
Q

Side, top and back of neurocranium

A

Parietal bone

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4
Q

Suture between right and left parietal bones

A

Saggital suture

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5
Q

Back underside of neurocranium

A

Occipital bone

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6
Q

Suture between parietal and occipital bones

A

Lambdoid suture

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7
Q

Opening in occipital bone that surrounds the spinal cord and nerves

A

Foramen magnum

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8
Q

Where the skull articulates with the C-1 vertebrae

A

Occipital condyle

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9
Q

Passageway of the glossopharyngeal nerve (CN IX) in the occipital bone

A

Jugular foramen

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10
Q

Passageway of the hypoglossal nerve (CN XII) in the occipital bone

A

Hypoglossal foramen

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11
Q

Bones on the side of the neuorcranium. They are part of the cheek bones and TMJ.

A

Temporal bones

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12
Q

Bone of the cheek in front of the ear where the masseter muscle attaches

A

Zygomatic Process

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13
Q

Ear canal

A

External auditory meatus

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14
Q

Behind/below ear where the sternocleoidomastoid muscle attaches

A

Mastoid process

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15
Q

Area between the squamous parts of the temporal bones and the parietal bones

A

Squamosal suture

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16
Q

Saucer-like depression deep to the “cheek bone” comprised of the squamous part of the temporal bone, the greater wing of the sphenoid, and part of the adjacent frontal and parietal bones.

A

Temporal fossa

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17
Q

Where the temporalis muscle attaches

A

Temporal fossa

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18
Q

Where the facial nerve (CN VII) passes through the temporal bone

A

Stylomastoid foramen

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19
Q

The internal auditory meatus is found in this area

A

Petrous part of the temporal bone

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20
Q

Attachment of the stylomandibular ligament, just behind and medial to the mandibular fossa

A

Styloid bone

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21
Q

Bump in front of the the articular fossa

A

Articular eminence

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22
Q

Bone that is part of the cheek bone and bottom of eye socket

A

Zygomatic bone

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23
Q

The zygomatic bone is continuous with the zygomatic process of the temporal bones and the maxillae to form the these

A

Zygomatic arches

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24
Q

Bone of the skull that forms the front floor of inside the brain case in the midline

A

Ethmoid bone

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25
Q

Area of the ethmoid bone that is surrounded by the cribriform plate

A

Crista galli

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26
Q

This surrounds the crista galli of the ethmoid bone

A

Cribriform plate

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27
Q

The balloon like, sinus filled part forming part of the the medial surfaces of the eye sockets

A

Ethmoid bone

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28
Q

An inferior plate of bone that forms part of the nasal septum

A

Ethmoid bone

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29
Q

A midline bone in the nose that along with cartilage forms a plate like projection of the Ethmoid bone

A

Vomer

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30
Q

Part of the nasal septum that seperates the right and left halves of the nasal passageway

A

Vomer

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31
Q

Wedge of bone that forms part of the under surface of the brain case in front of the occipital bone.

A

Sphenoid bone

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32
Q

Part of the sphenoid bone that forms part of the shallow temporal fossa. It is the attachment of the temporalis muscle.

A

Greater wing`

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33
Q

Part of the sphenoid bone that projects downward behind the posterior maxilla

A

Pterygoid process

34
Q

Part of the sphenoid bone that is the attachment area of the lateral pterygoid muscle

A

Lateral pterygoid plate

35
Q

Area between the petrygoid process and posterior maxilla

A

Pterygopalatine space

36
Q

Area of the pterygoid process that bounds the pterygoid fossa

A

Medial and lateral pterygoid plates

37
Q

This can be found on the sphenoid behind the palate

A

Pterygoid hamulus

38
Q

Passageway for the mandibular part of the Trigeminal nerve (CN V) from the brain to lower teeth. Located on the sphenoid bone.

A

Foramen ovale

39
Q

Area just behind the foramen ovale and spinosum. Attachment of the sphenomandibular ligament.

A

Angular spine

40
Q

Passageway for the maxillary part of the trigeminal bnerve (CN V) into maxilla and upper teeth. Located on the sphenoid bone

A

Foramen rotundum

41
Q

Passageway of the ophthalmic part of the trigeminal nerve (CN V) to the eye socket

A

Superior orbital fissure

42
Q

Upper jaw bone

A

Maxillae

43
Q

Process of the maxillae that surrounds the teeth

A

Alveolar process

44
Q

Process of the maxillae that extends to the zygomatic bone and forms part of the bottom of the eye socket

A

Zygomatic process

45
Q

Process of the maxillae that extends along the side of the nose to the frontal bone

A

Nasofrontal process

46
Q

Process of the maxillae that forms most of the hard palate

A

Palatine process

47
Q

Passageway of the maxillary part of the trigeminal nerve to the upper lip and surrounding tissue. Found in the maxillae bone

A

Infraorbital foramen

48
Q

Hidden hollow center that has openings into the nasal passageways

A

Maxillary sinus

49
Q

Passageway of the maxillary part of the trigeminal nerve (CN V) to the molars. Found on the maxillae.

A

Alveolar canal openings

50
Q

Layer of dense bone that lines the tooth socket or alveolus

A

Lamina dura

51
Q

Layer of dense bone lining the outer surface of the maxillae

A

Cortical bone

52
Q

Type of bone that is sandwiched between lamina dura and cortical plate layers

A

Trabecular bone

53
Q

Suture found between the left and right palatine processes

A

Intermaxillary suture

54
Q

Suture between the palatine bones and the palatine process of the maxillae

A

Transverse palatine suture

55
Q

Passageway of the maxillary part of the trigeminal nerve (CN V) to the anterior plate. On the maxillae

A

Incisive foramen

56
Q

Lower jaw bone

A

Mandible

57
Q

Process of the mandible that surrounds the teeth

A

Alveolar process

58
Q

Part of the mandible that projects to articulate with the temporal bone at the TMJ

A

Rami

59
Q

Mid-line suture of the mandible that may be visible on young mandibles

A

Mandibular symphysis

60
Q

The passageway of the mandibular part of the trigeminal nerve (CN V) found on the mandible

A

Mental foramen

61
Q

Area on the mandible that is lateral to the molars

A

Buccal shelf

62
Q

Ridge on the mandible that separates the buccal shelf from the external surface of the ramus and is continuous with the anterior border of the coronoid process of the ramus

A

External oblique ridge

63
Q

Part of the ramus that articulates with the temporal bone in the articular fossa

A

Condyloid process

64
Q

This is the area between the condyloid and coronoid processes

A

Sigmoid notch

65
Q

Two areas on either side of the mental protuberance

A

Mental tubercles

66
Q

Area medial to and above mental tubercles

A

Mental protuberance

67
Q

A slight projection, sometimes two (superior and inferior), in the middle line of the posterior surface of the body of the mandible.

A

Genial tubercles

68
Q

This separates the sublingual from the submandibular fossae

A

Mylohyoid ridge

69
Q

Area of the mandible where the tongue sits

A

Sublingual fossa

70
Q

Attachment location of the mandible for the chewing muscles

A

Angle of the mandible

71
Q

Area of the mandible where the temporalis muscle attaches. It is almost continuous with the mylohyoid ridge

A

Temporal crest

72
Q

Inferior part of the temporal crest

A

Internal oblique line

73
Q

The opening into the mandibular canal on the medial surface of the ramus of the mandible giving passage to the inferior alveolar nerve, artery, and vein.

A

Mandibular foramen

74
Q

A pointed tongue of bone overlapping the mandibular foramen

A

Mandibular lingula

75
Q

A groove on the medial surface of the ramus of the mandible beginning at the lingula

A

Mylohyoid groove

76
Q

Bone that forms the bony ridge of the nose along with the nasofrontal processes of the maxillae

A

Nasal bone

77
Q

Bone under the tear forming glands at the medial corners of the eye sockets.

A

Lacrimal bones

78
Q

Scroll shaped bones on the lateral surfaces of the nasal passages

A

Inferior nasal chonchae

79
Q

Small bone that is supported in the neck between groups of supra and infra hyoid muscles that help move or stabilize the mandible

A

Hyoid bone

80
Q

What space does the maxillry nerve pass through immediately after exiting the foramen rotundum?

A

Pterygoplatine space

81
Q

What bony process of the maxilla surrounds tooth roots?

A

Alveolar process

82
Q

Which teeth are most likely to have their roots in proximity with the maxillary sinus?

A

Maxillary molars and premolars

Oral Anatomy (4 decks)

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