Exam 2 Cervical & Atypical Cervical Vertebrae 1 Flashcards Preview

Spinal Anatomy Summer 2015 > Exam 2 Cervical & Atypical Cervical Vertebrae 1 > Flashcards

Flashcards in Exam 2 Cervical & Atypical Cervical Vertebrae 1 Deck (55)
1

The greatest range of flexion extension among the typical cervical vertebra occurs at which vertebral couple

Typically C5 C6

2

What motions are coupled in the cervical spine

Lateral bending and axial rotation

3

Ranges of coupled motion among the typical cervical vertebra will be similar for what cervical vertebral couples

The C-2 C-3, C-3 C-4, C-4 C-5 Vertebral couples

4

Ranges of couple motion among the typical cervical vertebra will begin to decrease at which cervical vertebral couple

C-5 C-6 vertebral couple

5

What is the usual condition for the Caucasian typical cervical spinous process

They are bifed

6

What is the usual condition for the African-American typical cervical spinous process

They are non bifid

7

What muscles may attach to the typical cervical spinous process

Spinalis cervicis
Semispinalis cervicis
Semispinalis thoracis
Multifidis
Rotators
Interspinalis

8

What will form the anterior boundary of a typical cervical intervertebral foramen

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

9

What will form the posterior boundary of a typical cervical intervertebral foramen

The inferior articular process post zygapophysis
the superior articular process pre-zygapophysis
the capsular ligament
ligamentum flavum

10

What forms the unique anterior boundary of the inter-vertebral foramen for the C4 spinal nerve

The lateral groove of C3 and the uncinate process of C-4 forming the joint of Luschka

11

What is the name of the first cervical vertebra

Atlas

12

What features are lacking on C1

Vertebral body
pedicles
spinous process
the intravertebral disc

13

What is thought to represent the pedicle at C-1

The anterior arch

14

What muscle attaches to the anterior arch of C1

Longus colli

15

What ligaments will attach to the anterior arch of C1

The anterior longitudinal
anterior atlantooccipital
anterior atlantal axial

16

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

The Fovea dentis

17

What is the morphology of the superior articular facet of C1

They are elliptical
closer together in front and often demonstrate an elevation subdividing the facet service into two separate surfaces

18

What is the orientation of the superior articular facet of C1

Bum backward upward medial

19

What is the joint classification of the atlantooccipital zygapophysis

Synovial diarthrosis ellipsoidal joint

20

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

Asymmetrical slightly concave or flattened

21

What is the orientation of the inferior articular facet of C1

BMD backward medial downward

22

What is the joint classification of the atlantoaxial zygapophysis

Synovial plane diarthrosis arthrodia joint

23

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

Tubercle for the transverse atlantal ligament

24

What muscles attached to the lateral mass of C1

Levator scapula
Splenius cervisis
rectus capitis anterior

25

What will influence spinal kinematics

Geometry of articular facets
mechanical properties of connective tissue
mechanical properties of muscle

26

What is the contribution of the posterior arch to the circumference ofC1

About 40%

27

What part of C1 represents the spinous process

Posterior tubercle of the posterior posterior arch

28

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

Males: about 50 millimeters
Females:! About 37 millimeters

29

What attaches to the posterior tubercle of the posterior arch of c1

Rectus capitis posterior minor
Ligamentum nuchae

30

What attaches to the arcuate rim of c1

The posterior atlanto occipital Ligament

31

Ossification of the free margin of the posterior atlanto occipital ligament results in which atypical bone classification

Accessory bone

32

What is the earliest age of development where ossification of the anterior free margin of the posterior atlanto occipital ligament was observed

About age 7 years old

33

What may be formed by ossification of the anterior free margin of the posterior atlanto occipital ligament

A partial ponticulus posticus or complete ponticulus posticus

34

What other name may be used to identify a ponticulus posticus

Kimmerles anomaly

35

What names are given to the opening formed by the ponticulus posticus

Arcuate foremen or retroarticular canal

36

Ponticulus posticus has observed in what ethnic populations

All ethnic populations studied thus far

37

What is the general range of incidence of ponticulus posticus in the population studied

1%-41%

38

What is the gender bias now associated with ponticulus posticus

Female

39

What is the location of the zygapophysis relative to the atlanto occipital and atlanto axial intervertebral foramina

It forms part of the anterior boundary of the intervertebral foramen in both cases

40

What are the osseous parts of the transverse process of c1

Costal element
Posterior tubercle
true transverse process

41

What osseous parts of the transverse process are absent at c1

Anterior tubercle
Costotransverse bar

42

What suboccipital muscles are known to have fascial projections attaching to the spinal dura

Rectus capitis posterior minor
Rectus capitis posterior major
Obliquus capitis inferior

43

What are the connections between suboccipital muscles and the Spinal dura called

Myodural bridges

44

What are the lateral bridges of atlas connected to

The lateral mass and the transverse process of atlas

45

What opening is identified when a complete lateral bridge is formed

The retrotransverse foramen

46

What are the possible contents of the retrotransverse foramen

Vertebral artery
Branches from the suboccipital nerve and Veins communicating with the venous sinuses of the neck

47

Which of the ponticles bridges of atlas is most numerous

Ponticulus posticus

48

Which of the ponticles bridges of atlas is only Observed in Humans

Lateral bridges

49

What is observed in the transverse foramen of c1

Vertebral artery
Vertebral venous plexus
Postganglionic sympathetic motor nerve fiber

50

What is the gender variation for measurements of the transverse diameter of c1

Males:78 millimeters
Females:72 millimeters

51

What is the distance from the posterior tubercle of the transverse process of c1 to the skin for each gender

A little over 30 millimeters for both males and females

52

What muscles attach to the transverse process of c1

Rectus capitis anterior
Rectus capitis lateralis
Middle scalene
Levator scapula
Splenius cervicis
Obliquus capitis superior
Obliquus capitis inferior
Intertransversarii muscles

53

What joint classifications are observed at C-1

Fibrous amphiarthrosis syndesmosis joint
synovial diarthrosis ellipsoidal joint
synovial pivot diarthrosis Trochoid joint
synovial plane diarthrosis arthrodia joint

54

How many synovial joint surfaces are observed C1

5

55

What synovial joint surfaces are observed at C-1

Two superior articular facets
Two inferior articular facets
the fovea dentis

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