Biomechanics of the Cervical Spine Flashcards
(23 cards)
More muscles associated with this region of the spine than any other.
cervical
What is the most mobile region of the vertebral column?
Cervical spine
The job of the cervical spine is to _____________ while allowing for what ______.
Maintain head posture,
A great deal of mobility
Which is the least distinct of the spinal curves?
cervical
Cervical is a ____ curve.
lordotic
Cervical curve is considered a _________ curve.
Secondary (compensatory)
How many IVD at the occiput-atlas-axis area?
none
What is the most complex region of the axial skeleton?
occiput-atlas-axis
Which part of the spine is anatomically and cinematically unique?
occiput-atlas-axis
Three types of motion with the occiput-C1?
Combined theta X
One Sided theta Z
One Sided theta Y
Combined theta X of occiput-C1 representative angle in degrees?
25 degrees
One Sided theta Z of occiput-C1 representative angle in degrees?
5 degrees
One Sided theta Y of occiput-C1 representative angle in degrees?
5 degrees
C1-C2 types of motion?
combine theta X
One Sided theta Z
One Sided theta Y
Representation angle in egrees of combined theta X of C1-C2?
20 degrees
Representation angle in degrees of one sided theta Z @ C1-C2
5 degrees
Representation angle in degrees of one sided theta Y @ C1-C2?
40 degrees
Superior articular facet of atlas is shaped like what?
A peanut (narrow center)
The superior articular facet of atlas is concave or convex?
concave
The superior articular facet of atlas faces slightly what?
medial
The anatomical structure at C0/C1 is “______” in both which two planes?
Cup like
Sagittal and frontal
The lateral mass of C1 is shaped like a peanut which allows for _______.
Little rotation
The shape of the articulation @ C0/C1 favors ____ and the others are limited.
Theta X axis
