Bone Anatomy Flashcards
Bone Anatomy (143 cards)
1
Q
What is Wolff’s Law?
A
Bone structure reflects its function.
2
Q
What is the bone labeled A?
A
Frontal Bone
3
Q
What is the boney landmark labeled B?
A
Frontal Squama
4
Q
What is the bone labeled C?
A
Parietal Bone
5
Q
What is the boney landmark labeled D?
A
Supraorbital notch
6
Q
What is the suture labeled E?
A
Squamous Suture
7
Q
What is the bone labeled F?
A
Sphenoid bone
8
Q
What is the skull structure labeled G?
A
The orbit
9
Q
What is the (orange) bone labeled H?
A
Ethmoid bone
10
Q
What is the (blue) bone labeled I?
A
Palatine bone
11
Q
What is the (purple) bone labeled J?
A
Lacrimal bone
12
Q
What is the boney landmark labeled K?
A
Zygomaticofacial foramen
13
Q
What is the bone labeled L?
A
Zygomatic bone (cheekbone)
14
Q
What is the boney landmark labeled M?
A
Perpendicular plate of ethmoid bone
15
Q
What is the bone labeled N?
A
Inferior nasal concha
16
Q
What is the bone labeled O?
A
Vomer
17
Q
What is the boney landmark labeled P?
A
Mental foramen
18
Q
What is the suture labeled Q?
A
Coronal Suture
19
Q
What is the boney landmark labeled R?
A
Supraorbital foramen
20
Q
What is the boney structure labeled S?
A
Supraorbital Margin
21
Q
What is the boney structure labeled T?
A
Optic foramen (or optic canal)
22
Q
What is the boney structure labeled U?
A
Superior orbital fissure
23
Q
What is the bone labeled V?
A
Temporal bone
24
Q
What is the bone labeled W?
A
Nasal bone
25
What is the boney landmark labeled X?
Inferior orbital fissure
26
What is the bone labeled Y?
Middle nasal concha
27
What is the boney landmark labeled Z?
Infraorbital foramen
28
What is the bone labeled 1?
Maxilla
29
What is the boney landmark labeled 2?
Alveolar process of the maxilla
30
What is the boney process labeled 3?
Alveolar process of the mandible
31
What is the bone labeled 4?
Mandible
32
What is the bone labeled A?
Frontal bone
33
What is the Suture labeled B?
Coronal Suture
34
What is the suture labeled C?
Sagittal Suture
35
What are the bones labeled D?
Parietal Bones
36
What are the boney landmarks labeled E?
Parietal Foramina
37
What is the suture labeled F?
Lambdoid Suture
38
What is the (small) bone labeled G?
Sutral bone
39
What is the bone labeled H?
Occipital bone
40
What is the suture labeled A?
Coronal Suture
41
What is the bone labeled B?
Parietal Bone
42
What is the boney landmark labeled C?
Temporal squama
43
What is the suture labeled D?
Squamous Suture
44
What is the bone labeled E?
Temporal Bone
45
What is the boney landmark labeled F?
Zygomatic Process
46
What is the suture labeled G?
Lambdoid suture
47
What is the boney landmark labeled H?
Mastoid portion
48
What bone is labeled I?
Occipital bone
49
What boney landmark is labeled J?
External occipital protuberance
50
What is the boney landmark labeled K?
External Auditory Meatus
51
What is the boney landmark labeled L?
Mastoid process
52
What boney landmark is labeled M?
Styloid process
53
What boney landmark is labeled N?
Occipital chondyle
54
What boney structure is labeled O?
Zygomatic arch (only in articulated skulls)
55
What bone is labeled P?
Frontal bone
56
What bone is labeled Q?
Sphenoid bone
57
What bone is labeled R?
Zygomatic bone
58
What bone is labeled S?
Ethmoid bone
59
What bone is labeled T?
Lacrimal bone
60
What boney structure is labeled U?
Lacrimal Fossa
61
What bone is labeled V?
Nasal bone
62
What boney landmark is labeled W?
Temporal process
63
What boney landmark is labeled X?
Mandibular fossa
64
What bone is labeled Y?
Maxilla
65
What boney landmark is labeled Z?
Articular tubercle
66
What bone is labeled 1?
Mandible
67
What is the boney landmark labeled A?
Greater Wing
68
What is the boney landmark labeled B, and what are the other two holes next to it, in order from largest to smallest?
Foramen Rotundum, Foramen Ovallae, Foramen Spinosum
69
What is the boney landmark labeled C?
Lateral Pteragoid Plate
70
What is the boney landmark labeled D?
Medial Pteragoid Plate
71
What is the boney landmark labeled E?
Pteragoid Process
72
What is the boney landmark labeled F?
Pteragoid canal
73
What is the boney landmark labeled G?
Superior orbital fissure
74
What is the boney landmark labeled H?
Sphenoidal sinus
75
What boney landmark is labeled I?
Lesser wing
76
What boney landmark is labeled J?
Orbital surface of greater wing
77
What boney landmark is labeled A?
Optic Canal
78
What boney landmark is labeled B?
Optic Groove
79
What boney landmark is labeled C?
Anterior Clinoid Process
80
What boney landmark is labeled D?
Foramen Rotundum
81
What boney landmark is labeled E?
Foramen Spinosum
82
What boney landmark is labeled F?
Foramen Ovalle
83
What boney landmark is labeled G?
Dorsum sellae
84
What boney landmark is labeled H?
Sella Tursica
85
What boney landmark is labeled I?
Posterior clinoid process
86
What boney landmark is labeled J?
Tubercullum Sellae
87
What boney landmark is labeled K?
Sphenoidal Spine
88
What boney landmark is labeled A?
Perpendicular Plate
89
What boney landmark is labeled B?
Olefactory Foramina on the Cribiform Plate
90
What boney landmark is labeled C?
Middle nasal Concha
91
What is the boney landmark labeled D?
Cribriform Plate
92
What is the boney landmark labeled E?
Orbital Plate
93
What boney landmark is labeled F?
Lateral mass
94
What boney landmark is labeled G?
Superior nasal concha
95
What boney landmark is labeled H?
Crista Galli
96
How many vertebrae are in each section?
7 cervical
12 Thoracic
5 Lumbar
9 Sacral and coxxyx
97
What two spinal sections are primary curvature?
Thoracic and Sacral
98
What two spinal sections are secondary curvature?
Cervical and Lumbar
99
What is Kyphosis?
Exaggerated thoracic curvature (hunchback)
100
What is Lordosis?
Exaggerated Lumbar curvature (pregnancy)
101
What is scoliosis?
Lateral curvature of the spine
102
Which ribs only articulate with one vertebra?
1, 9-12
103
What boney landmark is labeled A?
Lamina
104
What boney landmark is labeled B?
Superior articular facet
105
What boney landmark is labeled C?
Posterior Tubercle
106
What boney landmark is labeled D?
Anterior Tubercle
107
What boney landmark is labeled E?
Body
108
What boney landmark is labeled F?
Transverse Process
109
What boney landmark is labeled G?
Transverse Foramen
110
What boney landmark is labeled H?
Vertebral Foramen
111
What boney landmark is labeled I?
Spinous Process
112
What ligament is labeled A?
Anterior Longitudinal Ligament
113
What ligament is labeled B?
Posterior Longitudinal Ligament
114
What ligament is labeled C?
Supraspinous ligament
115
What ligament is labeled D?
Interspinous ligament
116
What ligament is labeled E?
Ligamentum Luche
117
What ligament is labeled F?
Ligamentum Flavum
118
What ligament is labeled G?
Intertransverse Ligament
119
What bones make up the orbit?
Maxillary
Frontal
Zygomatic
Ethmoid
Lacrimal
Sphenoid
Palatine
120
What kind of occification occurs in long bones?
Endochondral occification
121
What type of occification occurs in flat bones?
Intramembranous occification
122
What part of the longbone is labeled A?
Proximal Epiphysis
123
What part of the longbone is labeled B?
Metaphysis
124
What part of the longbone is labeled C?
Diaphysis
125
What part of the longbone is labeled D?
Metaphysis
126
What part of the longbone is labeled E?
Distal Epiphysis
127
What are the circular structures of compact bone?
Osteon
128
What are the branch-like forms in spongy bone?
Trabeculae
129
What are the two types of blood canals in compact bone?
Central and perforating
130
What is the name of a bone cell?
Osteocyte
131
What is the name of the outermost bone membrane?
Periostium
132
What is the lineage of bone cells?
Osteoprogenetor, Osteoblast, Osteocyte
133
What are the pits that bone cells sit in?
Lacunae
134
Two circles in an osteon have...
Concentric Lamellae
135
The branch-like structures between osteocytes are called...
Canaliculi
136
Patterns outside of osteons are called...
Interstitial Lamellae
137
The occification zone labeled A is...
Zone one: Resting cartilage
138
The occification zone labeled B is...
Zone Two: Proliferating Cartilage
139
The occification zone labeled C is...
Zone Three: Hypertrophic Cartilage
140
The occification zone labeled D is...
Zone Four: Calcified Cartilage
141
The occification zone labeled E is...
Zone 5: Occification
142
What are the four main fontanelles in a fetal skull?
Posterior, Posterolateral, Anterior, Anterolateral
143
What material makes up fontanelles in the fetal skull?
Mesenchyme
