Skull Osteology 1 Flashcards

(113 cards)

1
Q
A

23

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2
Q

Identify this anatomical structure of the skull

A

Mastoid process

(Usually larger in males vs females)

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3
Q

Identify this anatomical structure of the skull

A

Styloid Process

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4
Q

Identity this anatomical structure of the skull.

A

Ethmoid

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5
Q

Name this anatomical structure.

A

Occipital

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6
Q

Name this anatomical structure.

A

Temporal

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7
Q

Name this anatomical structure.

A

Foramen magnum

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8
Q

Name this anatomical structure.

A

Orbital Margin

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9
Q

Name this anatomical structure.

A

Maxillary process

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10
Q

Name this anatomical structure.

A

Zygomatic facial foramen

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11
Q

Name this anatomical structure.

A

Masseteric origin

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12
Q

Name this anatomical structure.

A

Frontal process

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13
Q

Name this anatomical structure

A

Temporal process

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14
Q

Name this anatomical structure.

A

Zygomaticoorbital Foramina

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15
Q

Name this anatomical structure.

A

Zygometicotemporal Forman

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16
Q

What is the following skull orientation?

A

Frankfurt horizontal plane

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17
Q

What is the Frankfurt Horizontal plane defined by ?

A

3 points :
Right and left porion ( top of each external acoustic meatus)

Left orbitale ( bottom of left orbit)

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18
Q

Frankfurt horizontal plane allows you to view the skull from 5 different perspectives can you list them ?

A

1.Norma verticalis (above view)
2.Norma Lateralis (side view)
3.Norma Occipitalis (back view)
4.Norma Frontalis ( Front view)
5.Norma Basilaris ( base view)

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19
Q

2 Function of Sutures on skull.

A

1.Sutures overlap during childbirth to reduce the size of infants heads.

  1. Fracture stoppers
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20
Q

Benefits of joints on the skull?

A

More joints facilitates complex growth patterns and reduces larger fractures from occurring on the skull.

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21
Q

What is the function of the skull ?

A

Protects the brain and organs of special sense as well as housing the first part of the respiratory and Alimentary tracts.

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22
Q

Name the 2 parts the skull can be divided into.

A

1 : Neurocranium

2: Viscerocranium

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23
Q

What does the Neurocranium consist of ?

A

Base and vault whose walls and roof (Calvaria) complete the bony covering .

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24
Q

What does the Viscerocranium consist of?

A

Upper part forms the orbits and nose, and the lower part, together with the mandible, constitutes the jaws.

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25
Name the two subdivisions of the Neurocranium.
26
Name the following .
Lambdoid Suture
27
Name this muscle and it’s function.
SCM= Sternoclidalmastoid
28
Name the anatomical structures.
Medial and Lateral Pterygoid plates
29
Identify number 1
1: cribriform plate
30
Name structure with blue dot
Lesser wings Part of the sphenoid bone.
31
Name the yellow doted structure.
Sella Turcica Or Pituitary Fossa
32
Name the Green dotted Structure.
Greater wings of the Sphenoid
33
What is the anterior cranial fossa made up of?
Majority of the Anterior cranial fossa is made up of the frontal bone in its Center we have the ethmoid bone.
34
Name the burgundy doted structure.
35
Name the blue dotted structure.
Cribreform Plate
36
Which aspects of the sphenoid bone forms part of the Mid cranium fossa.
Greater wings Body of the sphenoid
37
Where is the pituitary gland situated.
Sella turcica or (pituitary fossa)
38
Which nerve leaves the cribriform plate and where does it pass through?
Olfactory Nerve ( sense of smell) CN 1 This nerve passes through the nasal cavity.
39
Name the two purple structures
Occipital condials
40
Identify the green structure.
Palatine
41
Identify the blue structures
Zygomatic / zygoma
42
Identify the purple structure.
Occipital
43
Identify the yellow structures
Temporal bone
44
Identify the orange structure
Parietal bone
45
Name the blue structure found in the first image.
Dural venous sinuses ( corresponding s -shape grooves are found in the bones intercranialy). As seen in yellow highlighted image 2.
46
Name the function of the Dural Venous Sinuses.
Internal venous blood Chanels allowing venous blood to drain into the big veins of the neck.
47
What is the risk associated with a blunt traumatic force to the mid face (maxillary region)
The maxillary portion of the mid cranium could potentially be pushed back up into the bad of the base of the skull piercing the Neuro cranium leading to brain damage.
48
What happens when the Maxillary Region sustains a blow.
The inbuilt crumple zone region of the maxilla will dissipate the force to reduce or prevent damage to the nurocranium.
49
What is a Le Fort Fracture Pattern ?
Term used to describe specific ways a skull can be fractured.
50
Name the following anatomical structure
Incisive foramen
51
Name the following anatomical structure
Palatal process of maxilla
52
Name the following anatomical structure
Palatal process of palatine bone
53
Name the following anatomical structure
Pyramidal process of palatine bone
54
Name the following anatomical structure
Posterior nasal spine
55
Name the following anatomical structure
Posterior choanae
56
Name the following anatomical structure
Vomer
57
Name the following anatomical structure
Foramen Ovale
58
Name the following anatomical structure
Foramen Ovale
59
Name the following anatomical structure
Foramen Ovale
60
Name the following anatomical structure.
Spine of sphenoid
61
Name the following anatomical structure.
External auditory meatus.
62
Name the following anatomical structure.
Styloid process
63
Name the following anatomical structure.
Stylomastoid Foramen
64
Name the following anatomical structure.
Mastoid Process
65
Name the following anatomical structure.
Occipital Condyle
66
Name the following anatomical structure.
Posterior Condylar Canal
67
Name the following anatomical structure.
Greater palatine Canal
68
Name the following anatomical structure.
Lesser Palatine Canal
69
Name the following anatomical structure.
Hamulus of medial pterygoid plate.
70
Name the following anatomical structure.
Lateral Ptergoid Plate
71
Name the following anatomical structure.
Pterygoid Fossa
72
Name the following anatomical structure.
Foramen Lacerum
73
Name the following anatomical structure.
Gutter for Auditory Tube.
74
Name the following anatomical structure.
Articular Eminence.
75
Name the following anatomical structure.
Mandibular Fossa
76
Name the following anatomical structure.
Tympanic Plate
77
Name the following anatomical structure.
Carotid Canal
78
Name the following anatomical structure.
Jugular Foramen
79
Name the following anatomical structure.
Pharyngeal Tubercle
80
Name the following anatomical structure.
Foramen Magnum
81
Name the following anatomical structure.
External Occipital Crest
82
Name the following anatomical structure.
External occipital protuberance
83
Name the following anatomical structure.
Sagittal Suture
84
Name the following anatomical structure.
Lambda
85
Name the following anatomical structure.
Lambdoidal Suture
86
Name the following anatomical structure.
Superior Nuchal Line
87
Name the following anatomical structure.
Inferior Nuchal Line
88
Name the following anatomical structure.
Mastoid Process
89
Name the following anatomical structure.
Foramen Magnum
90
Name the following anatomical structure.
Occipital Condyle
91
Name the following anatomical structure.
Styloid Process
92
Name the following anatomical structure.
Digastric Notch
93
Name the following anatomical structure.
Groove for occipital a
94
Name the following anatomical structure.
External Occipital Crest
95
Name the following anatomical Structure.
External Occipital protuberance (inion)
96
Name the following anatomical structure.
Hypoglossal Canal
97
Name the following anatomical structure.
Hypoglossal Canal
98
Name the following anatomical structure.
Jugular Foramen
99
Name the following anatomical structure.
Tympanic Canal
100
Name the following anatomical structure.
Carotid Canal
101
Name the following anatomical structure.
Pharyngeal Tubercle
102
Name the following anatomical structure.
Gutter for auditory tube
103
Name the following anatomical structure.
Foramen Lacerum
104
Name the following anatomical structure.
Pterygoid Canal
105
Name the following anatomical structure.
Palatovaginal Canal
106
Name the following anatomical structure.
Vaginal Process Of Palatine Bone.
107
Name the following anatomical structure.
Ala of Vomer
108
Name the following anatomical structure.
Frontal eminence
109
Name the following anatomical structure.
Coronal Suture
110
Name the following anatomical structure.
Sagittal Suture
111
Name the following anatomical structure.
Parietal Eminence
112
Name the following anatomical structure.
Parietal Foramen
113
Name the following anatomical structure.
Bregma