Ex2 Flashcards

1
Q

What is the most Mobil region of the spine?

A

Cervical

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2
Q

What is the job of the cervical spine?

A

Maintain head posture while allowing for a great deal of mobility

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3
Q

The lateral mass of C1 is shaped like a _________which allows for what?

A

Peanut, little rotation

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4
Q

What limits z axis rotation in the occiput-atlas?

A

Alar ligament

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5
Q

What movement isn’t physiological possible at occiput-atlas ?

A

Z axis rotation

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6
Q

What restrains Y axis rotation at C1-C2?

A

Alar lig

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7
Q

What serve to keep a film of synovial fluid applied to those surfaces of the articular cartilages that are not in contact with one another?

A

Intra-articular meniscoids

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8
Q

At C2-C2 what things are coupled?

A

ThetaY and Y translation

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9
Q

We here are the steepest arches in the C-spine?

A

C6-c7

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10
Q

What slows the last few degrees of the positive Flexion (0X)? In the C-spine

A

Ligamentum flavum

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11
Q

Uncinate processes reduce what? Promote what?

A

Reduce translation, promote rotation

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12
Q

Was

A

Q

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13
Q

What muscle has a high density of muscle spindles ?

A

RCPMI

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14
Q

Muscle spindles are______?

A

Sensory receptors

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15
Q

In a whiplash injury what end will move with greater velocity>?

A

Distal end

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16
Q

The more segments involved in a whiplash injury_________?

A

Greater velocity of the distal end

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17
Q

What is the most important mechanism of injury in whiplash/?

A

Patient position

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18
Q

When subject to compressive loads, the first structure to fail is the_______?

A

Endplate

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19
Q

Rear and frontal impacts are most vulnerable where?

A

C5-C6

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20
Q

Are ligaments and discs more vulnerable at Lower or higher speeds?

A

Lower

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21
Q

No signs or symptoms (WAD#?

A

WAD-0

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22
Q

Complaints of pain, stiffness or tenderness, but no physical signs are noted? (WAD#?)

A

WAD-1

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23
Q

Neck complaints and the examining physician finds decreed ROM and point tenderness in the neck? (WAD#??)

A

WAD-2

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24
Q

Neck complaints plus neuro signs such as decreased deep tendon reflexes, weakness and sensory deficits? (WAD#?)

A

WAD-3

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25
Fracture/dislocation or cord injury (WAD-#?)
WAD-4
26
What limits extension in the T-spine ?
Spinosus processes
27
The IVD in the T spine are comparitvly______?
Thin
28
What part of the spine is the least flexible?
T-spine
29
What is the primary movement of the T-spine?
Lateral bending coupled with axial rotation
30
What movement is restricted in the T spine?
Flex/ext
31
What is the most limited movement in the T-spine?
Extension
32
The rib cage increase the Y axis stability during compression by how much?
4x
33
If the body goes right where is the hump?
Right
34
If it goes anterior where's the hump?
Posterior
35
The hump occurs in same or opposite side of the spinous?
Oppo
36
The lumbar spine is responsible for what///?
Trunk mobility
37
Lumbar facets lie in what plane
Sagittal
38
L1-L4 facets are in what plane ?
Sagittal
39
L1-L4 facets are limit what?
Axial rotation (0Y)
40
L5-S1 facts lie in what plane?
Coronal
41
L5-S1 facts limit what?
Posterior/anterior shear
42
In the lumbars the disc heigh to body height ratio gives the disc a greater resistance to what?
Axial compressive forces
43
What defines ROM, and stabilizing the rural sac within the oraminal canal ?
Hoffman ligaments
44
How does the spinal cord move in the canal?
Elastic deformation
45
What ligament limits Flexion and extension in the lumbars ?
ALL and PLL
46
What is a highly elastic, and acts as a barrier to material that would encroach on cord during range of motion?
Ligamentum flavum
47
What ligament guards against posterior shear?
Interspinous
48
What ligament controls vertebral rotation?
Inter spinous
49
Is the SI joint crossed by a muscle?
No
50
Do muscles generate motion at the si joint?
No, they brace the area
51
The movement is seen at the SI joint?
Figure 8
52
As the left Innominate moves post/inf__________
Left sacral base moves Ant/inf (nutation)
53
As the right Innominate moves ant/sup_______
The sacra base moves post/sup
54
The left Innominate moves post/inf, the left sacral base moves ant/inf is called?
Nutation
55
Right Innominate moves anterior/sup the sacra; base moves post/sup known as?
Conternutation
56
The si joint provides________not________
Stability not mobility
57
Anterior superior pelvic is associated with what rotation?
+0X
58
Posterior inferior sacral rotation is associated with?
-OX
59
What is the strongest lig in the body?
Interosseous
60
Cervical- Sup facet
PSM
61
Cervical-inferior facet
AIL
62
Cervical plane
Coronal-Trans
63
Thoracic- Sup Facet
PSL
64
Thoracic-Inf facet
AIM
65
Thoracic-plane
Cornonal
66
Lumbar SAF, faces
Concave, posteromedial
67
Lumbar, Inf art facet
Convex, anterolateral
68
Coupled motion for C-1 and C-2
OY and Y translation
69
Coupled motion in the lumbar ?
-OZ and -OY
70
Cervicals
-OZ and +OY