Bpk 241 Questions and Correct Answers/
Latest Update / Already Graded
What are the types of vertebrae in the body?
Ans: 7 - Cervicals
12 - Thoracic
5 - Lumbar
5 - sacral
coccyx
what part of the spine develops lordotic curves?
Ans: Cervical and Lumbar
what part of the spine develops Kyphotic curves?
Ans: Thoracic and Sacral
How many vertebrae are there? also how many true/false
Ans: 33 - vertebrae
24 - true
9 - false
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Features of the spine are:
Ans: Spinous process
Transverse process
Pedicle
Lamina
vertebral body
Facet joints
What are C1 and C2 of the spine called?
Ans: Atlas and axis
typical vs atypical vertebrae:
Ans: Typical: Contains a vertebral body
Atypical: Doesn't contain a vertebral body
How are the facets for cervical, thoracic and lumbar spine oriented?
Ans: Cervicale: Oriented horizontally; allowing fair amount of
movement in each direction
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Thoracic: One overlaps the other; allows all movement but
more rotational because the facet joints can slide over each
other.
Lumbar: Oriented in a sagittal plane; allows a lot of
flexion/extension but not so much rotation
As we go down the spine, what happens to the vertebral body?
Ans: it gets bigger
what is the anatomy, function and type of joints for intervertebral
discs?
Ans: Anatomy:
Lies between vertebral bodies, consists of annulus fibrosis, and
nucleus pulposus.
Function:
Cushioning and Stability
Joints:
fibrocartilaginous joint; found between disc and vertebral body
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Synovial joint; facet joint( 4 per vertebrae)
What happens with each layer of Annulus fibers?
Ans: With each layer, the orientation of the collagen fibers
changes; making the annulus fibrosis stronger
what is the difference between the anterior and posterior side of the
annulus fibrosis?
Ans: its thicker anteriorly and thinner posteriorly.
Which layer of the annulus fibrosis receives nerve and blood supply?
Ans: The outer most layer
Annulus fibrosis when bending and rotating...?
Ans: Allows for compression of the disc when bending.
Tightens up when rotating
Describe the behavior of the nucleus pulposus.
Ans: Nucleus pulposus is like a liquid and is not compressible.
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