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Flashcards in cervical 1 Deck (28)
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1

the CS has more muscles & is most mobile region of the VB, so its job is to maintain ____ while still allowing for a great deal of ___

head posture
mobility

2

cervical curve is considered ___ distinct of the spinal curve, and is considered a ___ curve

least
secondary (compensatory)

3

-three bones making up the UCS, the most complex region of the spine, and their articulations
-are anatomically and kinematically unique, lack IVD at both

occiput-atlas-axis
atalnto-occipital
atlanto-axial

4

combined theta X
one sided theta Z
one sized theta Y
movements are all found at which joints

atlanto-occipital
atlanto-axial

5

transverse lig of the atlas
alar ligs
PLL
post atlanto-occ memb
ant atlanto-occ memb
ligamentum nuchae
apical lig
-are all:

stabilizing ligaments (UC)

6

the superior atricular process on the lateral masses of atlas are ___ and face slightly ___

concave
medial

7

the anat struct at C0/C1 is ____ on both planes, with the LM of C1 like a peanut, allowing for little ____

cuplike
rotation

8

motion of occiput-atlas (occip glide) is ____ on the ___ axis

rotation (PS/AS)
theta X

9

with X AXIS rot of occ-C1, ___ is limited by post neck musc tension and ___ is limited by subocc musc compression against the occiput

flexion
extension

10

Y AXIS rot of occ-C1 has a range of _-_ degrees to EACH SIDE, but axial rotation is limited by __ __ tension

4-8
alar ligament

11

Y AXIS rot of occ-C1 has a range of _-_ degrees to EACH SIDE, but axial rotation is limited by __ __ tension

4-8
alar ligament

12

Z AXIS rot of occ-C1 is not possible under _____ conditions, but can be induced so one condyle elevates out of its socket while other pivots in ____

physiological
cadavers

13

-Z AXIS rot of occ-C1 is limited by __ lig attachments, but some does occur w/ some coupled ____ in the opposite direction
-rot of chin AWAY from lat flex side

alar
rotation

14

C1 INF articular process is flat or slightly concave, faces slightly ___, and has a ___ articulation with C2 bc of cartilage config

medial
biconvex

15

X AXIS rot C1/C2 biconvexity combined theta X = ___ degrees
-greater curve in dens = greater theta x

20

16

-there is a LOT of Y AXIS rot C1/C2, ___ degrees +/- 5.5, but alar lig can restrain
-accounts for __% of neck rot

43
50

17

with Y AXIS rot of C1/C2, the bigger lat mass indicates rotational ____ on that side

anteriority

18

-tissues that fill the spaces bt cartilages ant & post that serve to keep a film of synovial fluid applied to those surfaces of the articular cartilages that don't contact e/o
-displaced w/ Y AXIS rot, return passively

intra-articular meniscoids

19

theta Y movement in C1/C2 is coupled with ____

y translation

20

in C1/C2 there is little _ axis translation, and _ axis translation is controversial, according to panjabi and white it is only "apparent"

Z
X

21

in C1/C2 there is little _ axis translation, and _ axis translation is controversial, according to panjabi and white it is only "apparent"

Z
X

22

-as the head is lat flex to one side, the ___ artic proc takes on a greater load, while the C@ inf artic surface slopes ____
-rotation of SP of C2 TOWARD the convexity of lat bend

ipsilateral
inferiorly

23

-as the head is lat flex to one side, the ___ artic proc takes on a greater load, while the C@ inf artic surface slopes ____
-rotation of SP of C2 TOWARD the convexity of lat bend

ipsilateral
inferiorly

24

in lateral bending coupled with axial rotation, the ___ moves to the ___ side

spinous
contralateral

25

-area of greatest cervical flexion/extension (combined +/- x axis)
-THETA X

C4-C5
C5-C6

26

-area of greatest cervical axial (one sided y axis) rotation
-THETA Y

C3-4
C4-5
C5-6

27

-area of greatest cervical lateral bending (one sided Z axis rot)
-THETA Z

C2-3
C3-4
C4-5

28

two movements that are not natural or pure movements of the cs, so they are always coupled

axial rotation (longitudinal)
lateral rotation (sagittal)