E2 Vertebral regions and Atypical C1/atlas Flashcards Preview

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Flashcards in E2 Vertebral regions and Atypical C1/atlas Deck (55)
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1

influences spinal kinematics

geometry of articular facets,

mechanical properties of connective tissue,

mechanical properties of muscle

2

typical cervical couple with the greatest FLEXION-EXTENSION

C5/C6

3

mostions coupled with the cervical spine

lateral bending and axial rotation

4

ranges of coupled motion among the typical cervical vertebrae will be similar for what cervical vertebrae couples

C2/3,
C3/4,
C4/5

5

ranges of coupled motion among the typical cervical vertebrae will begin to decrease at what cervical vertebral couple

C5/C6

6

usual condition for caucasian typical cervical spinous process

they are bifid

7

usual condition for african-american typical cervical spinous process

they are NON bifid

8

muscles that attach to the typical cervical SPINOUS process

spinalis cervicis,
semispinalis cervicis
semispinalis thoracis
multifidis
rotators
interspinalis

9

Anterior boundary of typical cervical intervertebral foramen

lateral groove
vertebral body of segment above and below
uncinate process
intervertebral disc
posterior longitudinal ligament

10

POSTERIOR boundary of typical cervical intervertebral foramen

inferior articular process (post. zyg.)
superior articular process (pre. zyg)
capsular ligament
ligamentum flavum

11

the unique ANTERIOR boundary of intervertebral foramen for C4 spinal nerve

lateral groove of C3 and
uncinate process of C4 = joint of luschka

12

name of first cervical vertebra

atlas

13

features lacking in C1

vertebral body,
pedicles
spinous process
intervertebral disc

14

What is thought to represent the pedicle at C1

anterior arch

15

muscle that attaches to the anterior arch of C1

longus colli

16

ligaments that attach to the anterior arch of C1

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

17

what is observed on the back of the anterior arch of C1

fovea dentis

18

morphology of the superior articular facet of C1

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

19

orientation of the SUPERIOR articular facet of C1

BUM

20

joint classification of atlanto-occipital zygapophysis

synovial (diarthrosis) ellipsoidal joint

21

morphological characteristics of interior articular facet of C1

asymmetrical, slightly concave or flattened

22

orientation of INFERIOR articular facet C1

BMD

23

joint classification of atlanto-axial zygapophysis

synovial plane (diarthrosis arthrodia) joint

24

name of rounded elevation on the medial aspect of the lateral mass of C1

tubercle for the transverse atlantal ligament

25

muscles that attach to the lateral mass of C1

levator scapula, splenius cervicis and rectus capitis anterior

26

the contribution of the posterior arch to the circumference of C1

~40%

27

part of C1 represents the spinous process

posterior tubercle of the posterior arch

28

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

males: about 50mm
female: about 37mm

29

attaches to the posterior tubercle of the posterior arch of C1

rectus capitis posterior minor muscle and ligamentum nuchae

30

attaches to arcuate rim of C1

posterior atlanto-occipital ligament