Cervical And Thoracic Vertebrae Flashcards

1
Q

Describe the lower cervical vertebrae (C3-C7)

A

Small body, forked

Spinous processes, the transverse processes have foramen for vertebral arteries and veins

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2
Q

Describe the anatomy of C1 (Atlas)

A

No body, large vertebral foramen, articulates with the skull at occipital condyle.
The inferior articular facets articulate with C2 (axis)

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3
Q

Describe anatomy of C2 (axis)

A

Has a ‘dens’ which projects into the vertebral foramen of the atlas and is held in place by the transverse ligament, damage to dens can cause fatal injury

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4
Q

Describe the atlantaoccipital joint

A

Connects atlas-occipital

The occipital condyles of the skull sit on the articular fossa and allow for flexion and extension

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5
Q

Describe the atlantoaxial joint

A

Connects atlas and axis

A highly moveable Trochoidal joint that allows rotation

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6
Q

Describe the facet joints in the cervical region

A

Synovial plane joints
Superior facets up and back
Inferior facets downwards and forwards

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7
Q

Describe the thoracic vertebrae

A

Heart shaped with medium sized body
Sharp, downward pointing spinous processes
Body have costal facets for rib articulation

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8
Q

Describe how the ribs articulate with with the thoracic vertebrae

A

All the ribs articulate with 2 vertebral bodies apart from ribs 1,10,11,12 (own corresponding vertebrae only)
Synovial plane joints

7 attach direct to sternum, 3 to sternum via costal cartilage and 2 floating

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