Flashcards in Views of the Skull Deck (30)
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1
What are the five views of the skull called?
- norma verticalis
- norma frontalis
- norma occipitalis
- norma lateralis
- norma basalis
2
What is the norma verticalis?
the skull viewed from the top
3
What is the appearance of the intersection of the coronal and sagittal sutures called?
the bregma
4
What is the appearance of the intersection of the lambdoid and sagittal sutures called?
the lambda
5
What is the anterior fontanelle?
the diamond shaped remnant of developing membrane bone at the intersection of the frontal bone with both parietal bones
6
What is the posterior fontanelle?
the diamond shaped remnant of developing membrane bone at the intersection of the occipital bone with both parietal bones
7
What is the norma frontalis?
the skull viewed from the front
8
What is the glabella?
the elevation of bone over the frontal sinus between the orbits
9
What is the name given to the outline of the nasal cavity at the front of the skull?
piriform aperture
10
What is the relationship of the tooth and the bony surface features associated with it?
- 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
11
What is the dental alveolus?
the hole or inside of a socket in the maxilla or mandible for the root of the tooth
12
What is the alveolar process?
the part of the mandible or maxilla covering the neck of the tooth
13
What is the alveolar jugum?
the part of the mandible or maxilla covering the root of the tooth exteriorly
14
What is the name given to the alveolar jugum of the canine tooth in the maxilla?
canine eminence
15
What forms a bullet-like chin?
a large mental protuberance
16
What forms an indented chin?
well developed bilateral mental tubercles and a slight mental protuberance
17
What is the norma occipitalis?
the skull viewed from the back
18
What is the name given to the midline posterior elevation at the back of the skull?
the external occipital protuberance
19
What is the tip of the external occipital protuberance called?
the inion
20
What is the name of the linear elevation lateral to the external occipital protuberance?
superior nuchal line
21
What is the norma lateralis?
the skull viewed from the side
22
What is the appearance of suture intersections just above the zygomatic arch called?
the pterion
23
What bones form the pterion?
- parietal
- temporal
- sphenoid
- frontal
24
What is the appearance of suture intersections just above the mastoid process called?
the asterion
25
What bones form the asterion?
- parietal
- temporal
- occipital
26
What points on the skull are used to measure the skull size?
- nasion
- vertex
- inion
- gnathion
27
What points on the skull are used to measure cranial vault capacity?
- nasion
- vertex
- inion
28
What is norma basalis?
the skull viewed from the bottom
29
What is the appearance of the suture intersections over the hard palate called?
the cruciate or cruciform suture
30
