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Spinal Anatomy Test 2 > Day 1 > Flashcards

Day 1 Flashcards

0
Q

What features are lacking at C1?

A

vertebral body, pedicles, a spinous process and the intervertebral disc

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1
Q

What is the name of the first cervical vertebrae?

A

atlas

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2
Q

What is thought to represent the pedicle at C1?

A

the anterior arch

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3
Q

What muscle attaches to the anterior arch of C1?

A

longus colli

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4
Q

What ligaments will attach to the anterior arch of C1?

A

the anterior longitudinal, anterior atlanto-occipital and anterior atlanto-axial ligaments

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5
Q

What is observed on the back of the anterior arch of C1?

A

the fovea dentis

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6
Q

What joint classifications are observed on the anterior arch of C1?

A

fibrous (amphiarthrosis) syndesmosis joint and synovial pivot (diarthrosis trochoid) joint

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7
Q

What is the morphology of the superior articular facet of C1?

A

they are elliptical, closer together in front and often demonstrate elevation subdividing the facet surface into two separate surfaces

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8
Q

What is the orientation of the superior articular facet of C1?

A

backward, upward, medial (BUM)

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9
Q

What is the joint classification of the atlanto-occipital zygapophysis?

A

synovial (diarthrosis) ellipsoidal joint

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10
Q

What are the morphological characteristics of the inferior articular facet of C1?

A

asymmetrical, slightly concave or flattened

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11
Q

What is the orientation of the inferior articular facet of C1?

A

backward, medial, downward (BMD)

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12
Q

What is the joint classification of the atlanto-axial zygapophysis?

A

synovial plane (diarthrosis arthrodia) joint

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13
Q

What muscles attach to the lateral mass of C1?

A

levator scapula, splenius cervicis and rectus capitis anterior

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14
Q

What part of C1 represents the spinous process?

A

posterior tubercle of the posterior arch

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15
Q

What is the distance from the posterior tubercle of the posterior arch to the skin in each gender?

A

males: about fifty millimeters; females: about thirty-seven milliters

16
Q

What attaches to the posterior tubercle of the posterior arch of C1?

A

rectus capitis posterior minor muscle and ligamentum nuchae

17
Q

What superior surface modifications of the posterior arch of C1 are present?

A

groove/sulcus for the vertebral artery and arcuate rim

18
Q

What attaches to the arcuate rim of C1?

A

the posterior atlanto-occipital ligament

19
Q

What are the attachment sites of the posterior atlanto-occipital ligament?

A

it is attached to the arcuate rim of the posterior arch of atlas, to the superior articular process of the lateral mass of atlas and to the posterior margin of the foramen magnum of the occipital bone

Spinal Anatomy Test 2 (18 decks)

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