Unit 3: Axial Skeleton Bones Flashcards

(101 cards)

1
Q

-Skull
-Hyoid bone
-Vertebral column
-Thoracic Cage

A

Axial Skeleton

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2
Q

interlock the bones of the skull except for the mandible

A

sutures

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3
Q

-encloses and protects the brain
-surface provides attachments for muscles

A

cranium

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4
Q

-air-filled cavities (paranasal)
-decrease skull’s weight and increase intensity of the voice

A

sinuses

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5
Q
A

frontal sinus

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6
Q
A

ethmoid sinuses

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7
Q
A

sphenoidal sinus

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8
Q
A

maxillary sinus

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9
Q
A

frontal bone

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10
Q
A

coronal suture

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11
Q
A

parietal bone

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12
Q
A

sagittal suture

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13
Q
A

occipital bone

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14
Q
A

lambdoidal suture

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15
Q
A

occipital condyles

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16
Q
A

foramen magnum

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17
Q
A

temporal bone

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18
Q
A

squamosal suture

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19
Q
A

external auditory meatus

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20
Q
A

mandibular fossa

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21
Q
A

mastoid process

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22
Q
A

styloid process

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23
Q
A

zygomatic process

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24
Q
A

sphenoid bone

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25
optic foramen
26
sella turcica
27
ethmoid bone
28
superior nasal conchae
29
middle nasal conchae
30
inferior nasal conchae
31
perpendicular plate
32
cribiform plate
33
crista galli
34
vomer
35
palatine bone
36
lacrimal bone
37
maxilla
38
nasal bone
39
zygomatic bone
40
mandible
41
mental foramen
42
temporal process of zygomatic bone
43
mandibular condyle
44
coronoid process
45
mandibular notch
46
mandibular ramus
47
mandibular angle
48
mandibular body
49
hyoid bone
50
-Includes ribs, thoracic vertebrae, sternum, costal cartilages -supports the pectoral girdle and upper limbs -functions in breathing -protects thoracic and upper abdominal organs
thoracic cage
51
sternum
52
manubrium
53
suprasternal notch
54
sternal angle
55
body of sternum
56
xiphoid process
57
sternoclavicular ligament
58
-7 true (join the sternum by their costal cartilages) -5 false (cartilages do not join sternum directly) -Floating ribs (11-12) (no cartilaginous attachment to the sternum at all)
ribs
59
rib head
60
rib neck
61
rib tubercle
62
rib angle
63
-separates vertebrae -spacer to allow nerves to pass through -absorb shock (provide cushion for vertebra) -enhance flexibility -support body weight
intervertebral discs
64
nucleus pulposus
65
anulus fibrosus
66
-in thoracic and pelvis -convex (posteriorly)
kyphotic curve
67
-cervical and lumbar -convex (anteriorly) -develop as a result of upright posture
lordotic curve
68
scoliosis
69
"hunchback"
kyphosis
70
"swayback"
lordosis
71
-unique features: transverse foramina and bifid spinous process -"ant eater"
cervical vertebra
72
-articulate with ribs -bones are larger and stronger than cervicals -long downward (inferiorly-pointed) spinous processes -"giraffe"
thoracic vertebrae
73
-large, strong vertebral bodies -support the weight of the body -thick, blade-like spinous processes
lumbar vertebra
74
spinous process
75
bifid spinous process
76
superior articular facet
77
transverse process
78
vertebral foramen
79
vertebral body
80
lamina
81
pedicle
82
inferior articular process
83
transverse foramen
84
anterior longitudinal ligament
85
posterior longitudinal ligament
86
supraspinous ligament
87
interspinous ligament
88
ligamentum flavum
89
ligamentum nuchae
90
-C1 -bony ring and supports the head
atlas
91
-C2 -contains the odontoid process (dens) -allows for cervical rotation
axis
92
dens (odontoid process)
93
atlantoaxial joint
94
facet that articulates with rib tubercle
95
facet that articulates with rib head
96
-5 fused segments -articulates with ilium to form the sacroiliac joints
sacrum
97
coccyx
98
superior articular facet of sacrum
99
median sacral crest
100
sacral foramina
101
disc herniation