The Skull, Arthrology of Skull, Views of Skull Flashcards Preview

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Flashcards in The Skull, Arthrology of Skull, Views of Skull Deck (26)
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1
Q

Excluding the auditory aussicles how many bones form the skull?

A

22 bones

2
Q

How many bones form the neruocranium?

A

8 bones

3
Q

What bones form the neurocranium?

A

frontal, parietal, occipital, temporal, sphenoid and ethmoid

4
Q

How many bones form the facial skeleton?

A

14 bones

5
Q

What bones form the facial skeleton?

A

mandible, vomer, nasal, maxila, lacrimal, inferior nasal concha, palatine and zygomatic

6
Q

What are the four subclassifications of synarthorsis joints based on Latin groupings?

A

suture, gomphosis, schindylesis and syndesmosis

7
Q

What were the five types of suture based on Latin groupings?

A

serrate, denticulate, limbous, squamous, and harmonia

8
Q

What are the charactetistics of sutura vera (true sutures)?

A

sutures demonstrating interlocking of the adjacent bone surfaces; typically formed by intramembranous ossification

9
Q

What are the characteristics of the sutura notha (false sutures)?

A

surtures lacking interlocking of adjacent bone surfaces; typicaly formed by endochondral ossification

10
Q

What were the classifications of suture vera (true sutures) based on Latin groupings?

A

serrate, denticulate and limbous

11
Q

What were the classifications of suture notha (false sutures) based on Latin groupings?

A

squamous and harmonia

12
Q

What are the typical examples of the plane suture or harmonia suture?

A

cruciate sutture made up of intermaxially, interpalatine and palato-maxillary sutures

13
Q

What are the examples of the schindylesis type of suture?

A

sphenoid-ehtmoid-vomer articulation, the palatine-maxilla-vomer articulation

14
Q

What are the examples of the gomphosis joint?

A

maxilla-root of tooth; madible-root of tooth

15
Q

What are the five views of the skull called?

A

norma verticalis, norma frontalis, norma occipitalis, norma lateralis, norma basalis

16
Q

What is the diamond shaped remnant of developing membrane bone at the intersection of the frontal bone with both parietal bones?

A

the anterior fontanelle

17
Q

What is the posterior fontanelle?

A

the diamond shaped remnant of developng membrane bone at the intersection of the occipital bone with both parietal bones

18
Q

What is the diamond shaped remnant of developing membrane bone at the intersection of the occipital bone with both parietal bones?

A

the posterior fontanelle

19
Q

What is the name given to the outline of the nasal cavity at the front of the skull?

A

piriform aperature

20
Q

What is the name given to the alveolar jugum of the canine tooth in the maxilla?

A

canine eminence

21
Q

What forms the bullet-like chin?

A

a large mental protuberance

22
Q

What forms an indented chin?

A

well developed bilateral mental tubercles and a slight mental protuberance

23
Q

What is the tip of the external occipital protuberance called?

A

the inion

24
Q

What bones form the pterion?

A

pareital, temporal, sphenoid, and frontal bones

25
Q

What points on the skull are used to measure the skull size?

A

the nasion, vertex, inion, and gnathion

26
Q

`What points on the skull are used to measure cranial vault capacity?

A

the nasion, vertex and inion

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