Typical Cervical Vertebrae C3-C6 Flashcards Preview

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Flashcards in Typical Cervical Vertebrae C3-C6 Deck (73):
1

Which mammals have more than seven cervical vertebrae?

Ant bear, three-toed sloth

2

Which mammals have less than seven cervical vertebrae?

Two-toes sloth and manatee

3

What is the number of vertebrae in the typical cervical spine?

Seven

4

Which vertebrae are typical cervicals?

C3-C6

5

Which vertebrae are atypical cervicals?

C1, 2 and 7

6

What is the shape of the typical cervical vertebral body from the cranial view?

Rectangular

7

What is the appearance of the typical revival body form the lateral view?

Posterior height is greater than the anterior height by a few millimeters

8

What would be the direction of the vertical curve based on osseous features?

Posterior or kyphotic

9

What accounts for the direction o the typical cervical curve?

The intervertebral disc height

10

What is the direction of the typical cervical curve?

Anterior or lordotic

11

At which vertebral couple will the cervical curve again increase intervertebral disc height?

C5/C6

12

What is the sect o aging on the cervical vertebral body?

It diminishes the overall height o the vertebral body

13

What are the modifications o the superior epiphyseal rim of a typical cervical?

Anterior groove, posterior groove, right and left uncinate processes

14

What are the names o the lateral modification the superior epiphyseal rim?

Uncinate process, unciform process, uncovertebral process, uncus or lateral lip

15

What are the modifications o the inferior epiphyseal rim of a typical cervical?

Anterior lip, posterior lip, right and left lateral grooves

16

What is the joint classification for the anterior lip-anterior groove articulation?

Fibrous (amphiarthrosis) syndesmosis

17

What is the joint classification for the uncinate process-lateral groove articulation?

Modified synovial saddle (diarthrosis sellar)

18

What is the joint classification for the spongy bone-intervertebral disc articulation?

Cartilaginous (amphiarthrosis) symphysis

19

How many joints are present on the upper surface of a typical cervical vertebral body?

5

20

How many joints are present on the lower surface of a typical cervical vertebral body?

5

21

How many joint surfaces are present on the vertebral body of a typical cervical?

10

22

How many synovial joint surfaces are present on the vertebral body of a typical cervical?

4

23

What other terms are used to ID the uncinate process?

Unciform process, uncovertebral process, uncus, lateral lip

24

What is the name given to the uncinate process-lateral groove articulation?

Joint of Luschka or uncovertebral joint

25

The joint of Luschka is formed form what surfaces?

The uncinate processes and lateral groove

26

What is they functional significance o the joint of Luschka?

It appears to stabilize the intervertebral disc while accommodating flexion - extension and requiring pulped motion (axial rotation with lateral bending) in the cervical spine

27

What muscle attaches to the typical cervical vertebral body?

The Longus colli muscle

28

What is the orientation and angulation of the pedicle of a typical cervical?

Posterolateral, 45 degrees

29

What is the direction of projection of the cervical lamina?

Posteromedially

30

What ligament attaches to the lamina of a typical cervical?

Ligamentum flavum

31

Ossification of the ligamentum flavum at the attachment site on the lamina will result in what feature?

Para-articular processes

32

Ossification o the ligamentum flavum at the attachment site on the lamina will be associated with which classification o bone?

Accessory bone

33

What is the outline of the vertebral Foramen of a typical cervical vertebra>

Heart-shaped or triangular

34

Which is the greatest diameter of the vertebral Foramen o typical cervicals?

Transverse

35

What sot tissue diameter mimics the outline of the typical cervical Foramen?

The transverse diameter of the cervical enlargement of the spinal cord

36

The greatest transverse diameter of the typical cervical vertebra occurs at ______?

C6

37

The greatest frequency of osteophytes associate with the vertebral body occurs at which typical cervical vertebral couple?

C5/C6

38

List, in order, the osseous parts of the typical cervical vertebra transverse process beginning at the vertebral body.

Costal element, anterior tubercle, costotransverse bar, posterior tubercle, true transverse process

39

List, in order, the osseous parts of the typical cervical vertebrae transverse process beginning at the lamina pedicle junction.

True transverse process, posterior tubercle, costotransverse bar, anterior tubercle, costal element

40

What muscles will attach to the anterior tubercle of a typical cervical vertebra?

Anterior scalene, Longus capitis, Longus colli, anterior intertrasversarii

41

What muscles may attach to the posterior tubercle of a typical cervical vertebra?

Splenius cervicis, Iliocostalis cervicis, longissimus cervicis, levator scapula, middle scalene, posterior scalene, rotators and posterior intertrasversarii

42

What muscles will attach to the costotransverse bar?

Middle scalene and posterior intertrasversarii

43

What produces the primary tension on the transverse process that will cause remodeling in the anterolateral and inferior directions?

Cervical spinal nerves as they are directed anterolaterally and inferior lay to form the cervical and brachial plexuses

44

What is the orientation and angulation of a typical cervical transverse process?

60 degrees anterolaterally (from midsagittal alne), 15 degrees inferiorly (form the horizontal plane)

45

What is the name given to the modification of the anterior tubercle of the C6 transverse process?

The carotid tubercle

46

What will cause remodeling of the anterior tubercle at C6?

The common carotid artery

47

What will occupy the typical cervical vertebra transverse Foramen>

The vertebral artery, vertebral venous plexus and postganglionic sympathetic motor nerve fibers

48

What part of the peripheral nerve system is observed in the transverse Foramen of typical cervical vertebrae?

Postganglionic sympathetic motor nerve fibers of the autonomic (involuntary or visceral) nerve system

49

What is the name of the lamina-pedicle junction of typical cervical vertebrae?

The articular pillar

50

What nerve indents the articular pillar of typical cervical spinal nerve?

The medial branch of the dorsal ramus of a cervical spinal nerve

51

What is the classic angulation of typical cervical articular facets?

40 to 45 degrees from the coronal plane

52

Recent work suggests what angulation for typical cervical articular facets?

55 to 60 degrees

53

What is the orientation of the typical cervical superior articular facet?

Backward, upward, medial (BUM)

54

What is the orientation of the typical inferior articular facet?

Forward, lateral, downward (FoLD)

55

What muscles will attach to typical cervical inferior articular facet?

The longissimus capitis, longissimus cervicis, semispinalis capitis, semispinalis cervicis, multifidis and rotator longus

56

What muscle blend with the capsular ligament of cervical zygapophyses?

The semispinalis capitis, multifidis, and rotator Longus

57

What is the joint classification for the typical cervical zygapophysis?

Synovial plane (diarthrosis arthrodia) joint

58

What modifications of the synovial joint are observed in the cervical spine?

Meniscoidal folds

59

What function will meniscoidal folds provide in cervical zygapophyses?

They are assumed to distribute pressure across the joint surface

60

The greatest range of flexion - extension among the typical cervical vertebrae occurs at which vertebral couple?

C5/C6

61

What motions are coupled in the cervical spine?

Lateral bending and axial rotation

62

Ranges of coupled motion amount the typical cervical vertebrae will be similar for what cervical vertebral couples?

The C2/C3, C3/C4, C4/C5 vertebral couples

63

Ranges of couple motion among the typical cervical vertebrae will begin to decrease at what cervical vertebral couple?

The C5/C6 vertebral couple

64

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

They are bifid

65

What is the usual condition of for the African-American typical cervical spinous processe?

They are non-bifid

66

What muscles may attach to the typical cervical spinous process>

The spinalis cervicis, semispinalis cervicis, semispinalis thoracis, multifidis, rotators and interspinalis

67

What ligaments will attach to the typical cervical spinous process?

The interspinous ligament and ligamentum nuchae

68

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 and the ligamentum flavum

69

What will form the superior boundary to a typical cervical intervertebral Foramen?

The inferior vertebral notch or inferior vertebral incisure

70

What will form the inferior boundary of a typical cervical intervertebral Foramen?

The superior vertebral notch or superior vertebral incisure

71

What will form the unique anterior boundary of a typical cervical intervertebral Foramen?

The uncinate process of the segment below and lateral groove of the segment above forms the joint of Luschka

72

What is the unique anterior boundary of the intervertebral Foramen for the C4 spinal nerve?

The lateral groove of C3 and uncinate process of C4 forming the joint of Luschka

73

At what developmental age will the uncinate process first to be observed?

3rd-4th fetal month