Views of the Skull Flashcards

1
Q

What are the five views of the skull called?

A
  • norma verticalis
  • norma frontalis
  • norma occipitalis
  • norma lateralis
  • norma basalis
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2
Q

What is the norma verticalis?

A

the skull viewed from the top

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3
Q

What is the appearance of the intersection of the coronal and sagittal sutures called?

A

the bregma

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4
Q

What is the appearance of the intersection of the lambdoid and sagittal sutures called?

A

the lambda

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5
Q

What is the anterior fontanelle?

A

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

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6
Q

What is the posterior fontanelle?

A

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

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7
Q

What is the norma frontalis?

A

the skull viewed from the front

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8
Q

What is the glabella?

A

the elevation of bone over the frontal sinus between the orbits

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9
Q

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

A

piriform aperture

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10
Q

What is the relationship of the tooth and the bony surface features associated with it?

A
  • the neck of the tooth is associated with the alveolar process
  • the root of the tooth is associated with the alveolar jugum like the outside of a socket and the dental alveolus surrounding the root of the tooth like the inside of a socket
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11
Q

What is the dental alveolus?

A

the hole or inside of a socket in the maxilla or mandible for the root of the tooth

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12
Q

What is the alveolar process?

A

the part of the mandible or maxilla covering the neck of the tooth

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13
Q

What is the alveolar jugum?

A

the part of the mandible or maxilla covering the root of the tooth exteriorly

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14
Q

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

A

canine eminence

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15
Q

What forms a bullet-like chin?

A

a large mental protuberance

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16
Q

What forms an indented chin?

A

well developed bilateral mental tubercles and a slight mental protuberance

17
Q

What is the norma occipitalis?

A

the skull viewed from the back

18
Q

What is the name given to the midline posterior elevation at the back of the skull?

A

the external occipital protuberance

19
Q

What is the tip of the external occipital protuberance called?

A

the inion

20
Q

What is the name of the linear elevation lateral to the external occipital protuberance?

A

superior nuchal line

21
Q

What is the norma lateralis?

A

the skull viewed from the side

22
Q

What is the appearance of suture intersections just above the zygomatic arch called?

A

the pterion

23
Q

What bones form the pterion?

A
  • parietal
  • temporal
  • sphenoid
  • frontal
24
Q

What is the appearance of suture intersections just above the mastoid process called?

A

the asterion

25
Q

What bones form the asterion?

A
  • parietal
  • temporal
  • occipital
26
Q

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

A
  • nasion
  • vertex
  • inion
  • gnathion
27
Q

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

A
  • nasion
  • vertex
  • inion
28
Q

What is norma basalis?

A

the skull viewed from the bottom

29
Q

What is the appearance of the suture intersections over the hard palate called?

A

the cruciate or cruciform suture

30
Q

What independent bone may be formed at the front of the maxilla?

A

the incisive bone