Skull Muscles Of Face And Neck Flashcards

1
Q

Boncy case of the brain plus cranial meninges

A

Cranial vault

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2
Q

Facial skeleton

A

Viscerocranium

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3
Q

A dome like roof

A

Calvaria

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4
Q

Forms the anterior prt of the cranium

A

Viscerocranium

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5
Q

Floor or cranial base

A

Basicranium

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6
Q

3singular bones of viscerocranium

A

Mandible
Ethmoid
Vomer

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7
Q

Fontanelle bounded by frontal bone anteriorly and parietal bone posteriorly

A

Anterior fontanelle

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8
Q

Premature closure of cranial sutures

A

Primary craniosynostosis

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9
Q

Bone development of calvaria and cranial base

A

Intramembranous ossification

Endochondral ossification

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10
Q

Halves of the frontal bone are separated by

A

Frontal suture

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11
Q

Separates the maxilla

A

Intermaxillary suture

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12
Q

Fontanelle bounded by parietal bone anteriorly and occipital bones posteriorly

A

Posterior fontanelle

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13
Q

Premature closure of sagittal suture

A

Scaphocephaly

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14
Q

No mastoid and styloid process in newborn. True or false

A

True

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15
Q

Contain and protects the eyeballs and accessory visual structures

A

Orbits

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16
Q

Angular boundary between the squamous and orbital parts

A

Supraorbital margin

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17
Q

Premature closure of the coronal suture

A

Oxycephaly

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18
Q

Injury where blood may accumulate in the superior eyelid and around the eyes

A

Injury of the superciliary arch

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19
Q

Premature closure of lamboidal suture

A

Plagiocephaly

20
Q

Prominent ridge superior to the supraorbital margin and deep to the eyebrows

A

Superciliary arch

21
Q

Horizontal fracture of the maxillae

A

Le fort 1 fracture

22
Q

The two maxillae are united at the

A

Intermaxillary suture

23
Q

Divides the nasal cavity into right and left parts

A

Nasal septum

24
Q

Pear shaped anterior nasal opening in the cranium

A

Piriform aperture

25
Q

Fracture that passes thrpugh superior orbital fissure, ethmoid and nasal bones extending to the greater wing of sphenoid and frontozygomatic suture

A

Le fort 3 fracture

26
Q

Cheek bones or malar bones

A

Zygomatic bones

27
Q

Passes from posterolateral parts of the maxillary sinuses through the infraorbital foramina lacrimals or ethmoids to bridge of nose

A

Le forte 2 fractures

28
Q

Hard blow to the side of head can cause fracture in?

A

Pterion

29
Q

Superior.y and posteriorly bounded by superior and inferior temporal line

A

Temporal fossa

30
Q

Over closure of mandible

A

Mandibular prognathism

31
Q

Anteromedial projection of mastoid process

A

Styloid process

32
Q

Foramina inferior to the 2nd premolar teeth

A

Mental foramina

33
Q

Prominence of the chin

A

Mental protuberance

34
Q

H shaped formation of sutures that unite frontal, parietal, greater wing of sphenoid and temporal bones

A

Pterion

35
Q

Separates frontal and parietal bones

A

Coronal suture

36
Q

Descends for, the protuberance towards the foramen magnum

A

External occipital crest

37
Q

Craniometric point at the junction of sagittal and coronal sutures

A

Bregma

38
Q

Most frequent fracture of the calvaria

A

Linear calvarial fracture

39
Q

Marks the superior limit of the neck and extends laterally from each site of protuberance

A

Superior nuchal line

40
Q

Indicates the junction of lamboidal and sagittal sutures

A

Lambda

41
Q

Fracture where bone is broken into several pieces.

Fracture may occur in distant site depending on thickness of the calvaria

A

Comminuted fracture

42
Q

Separates the pariettal bones

A

Sagittal suture

43
Q

Fracture where bone fragments are depressed inwards compressing the brain

A

Depressed fracture

44
Q

Fracture that occurs at the point of impact or may radiate in 2 or more direction

A

Linear calvarial fracture

45
Q

No fracture in point of impact but exist on the opposite side

A

Countercoup or counterblow fracture

46
Q

Two parts of cranium

A

Neurocranium and viscerocranium