Exam 1 - Basic Osteology of Vertebral Column Flashcards Preview

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Flashcards in Exam 1 - Basic Osteology of Vertebral Column Deck (65):
1

What osseous modification is observed to the front of the antererior arch of C1?

the anterior tubercle

2

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

the fovea dentis

3

What attaches behind the anterior arch of C1?

the lateral mass

4

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

tubercle for the transverse atlantal ligament

5

What is identified in the midline at at the back of the posterior arch of C1?

the posterior tubercle

6

What superior surface modification of the posterior arch of C1 is present near the lateral mass?

groove / sulcus for the vertebral artery

7

What superior surface modification is present near the posterior tubercle of the posterior arch of C1?

the arcuate rim

8

What attaches to the arcuate rim of the posterior arch of atlas and to the superior articular proces of the lateral mass of atlas?

a complete ponticulus posticus

9

Based on the amount of bony union between the superior articular process and the arcuate rim of C1 what structure will form?

an incomplete ponticulus posticus
OR a complete ponticulus posticus

10

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

arcuate foramen
OR retroarticular canal

11

What is observed on the undersurface of the posterior arch of C1?

the inferior vertebral notch

12

What is the name given to the anterior part of the transverse process of C1?

the costal element

13

What is the name given to the posterior part of the transverse process of C1?

the true transverse process

14

What is the distal most part of the transverse process of C1?

the posterior tubercle

15

What opening is identified in the transverse process of C1?

the transverse foramen

16

What unique vertebral body modification is characteristic of C2?

the dens or odontoid process

17

What surfaces are present on the odontoid process of C2?

facet for fovea dentis
groove for transverse atlantal ligament
attachment sites for the alar ligaments
attachment site for the apical-dental ligament

18

What feature is identified on the anterior surface of the vertebral body of C2?

the longus colli muscle attachment

19

What feature is identified on the anterior surface of the inferior epiphyseal rim of C2?

the anterior lip

20

What feature is identified on the posterior surface of the inferior epiphyseal rim of C2?

the posterior lip

21

What features are present at the at the lateral margins of the inferior epiphyseal rim?

right and left lateral grooves

22

What lies on the upper surface of the pedicle of C2?

the superior articular process

23

What is the location of the superior vertebral notch of C2?

on the lamina-pedicle junction

24

What feature is identified on the lower surface of the pedicle of C2?

the inferior vertebral notch or inferior vertebral incisure

25

What osseous parts of the typical cervical transverse process are present at C2?

costal element
posterior tubercle
true transverse process

26

What is the characteristic appearance of the C2 spinous process in humans?

it is bifid

27

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

anterior groove
posterior groove
right and left uncinate processes

28

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

anterior lip
posterior lip
right and lefter lateral grooves

29

What attaches to the posterolateral margin and in the center of a typical cervical vertebral body?

the pedicle

30

What surface feature is located at the upper margin of the pedicle?

superior vertebral notch

31

What surface feature is located at the lower margin of the pedicle?

inferior vertebral notch

32

What bony feature is attached to the posterior end of the pedicle?

the articular pillar

33

What is located at the top of the articular pillar?

superior articular process

34

The superior process will provide support for for what bone feature?

the superior articular facet

35

What is located at the bottom of the articular pillar?

the inferior articular process

36

the inferior articular process will provide support for what bone feature?

the inferior articular facet

37

What is the name of the surface feature observed between the end of the articular pillar?

the groove / sulcus for the dorsal ramus of a cervical spinal nerve

38

What bone feature is attached to the posterior part of the articular pillar?

the lamina

39

What ligament attaches to the lamina of typical cervical?

ligamentum flavum

40

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

para-articular processes

41

To what parts of the typical cervical vertebra is the transverse process attached?

the vertebral body and the articular pillar

42

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

costal element
anterior tubercle
costotransverse bar
posterior tubercle
trye transverse process

43

What is the distal modification of the costal element of a typical cervical vertebra?

anterior tubercle

44

What is the distal modification of the true transverse process of typical cervicals?

posterior tubercle

45

What bony feature connect the anterior and posterior tubercles of a typical cervical transverse process?

costotransverse bar or intertubercular lamella

46

What is the name given to the superior margin of the costotransverse bar?

sulcus for the ventral primary ramus of a cervical spinal nerve

47

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

the carotid tubercle

48

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

they are bifid

49

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

they are nonbifid

50

What is the osseous modification at the distal end of the spinous process?

the spinous tubercle

51

What surfaces are present on the superior epiphyseal rim of the vertebral body of C7?

anterior groove
posterior groove
right and left uncinate processes

52

What are the osseous parts of the transverse process of C7?

costal element
anterior tubercle
costotransverse bar
posterior tubercle
true transverse process

53

What are the features of the spinous process of C7?

long
horizontal
nonbifid

54

What feature will allow discrimination between T2-4 and T5-T8 segmental groups?

the vertebral body
transverse process
articular process
spinous process

55

On cranial view, what is the outline of the vertebral bodyfor the T2-T4 group?

the vertebral body will have bilaterally convex sides

56

On cranial view, what is the outline of the vertebral bodyfor the t5-T8 group?

the left side of the vertebral body will be flattened, the right side convex

57

What is the name given to the left side appearance of the vertebral body of T5-T8?

aortic impression

58

What part of the vertebral body is most influenced by the aorta at T5-T8?

the left side superior
and inferior epiphyseal rims

59

What synovial joint surfaces are present on the vertebral body of a typical thoracic?

the right and left superior and the right and left inferior costal demi-facets

60

Which of the demi-facets on the vertebral body of a typical thoracic is larger?

the superior costal demi-facet

61

What is the position and direction of the pedicle from the typical thoracic vertebral body?

the pedicle aries from the upper third of the vertebral body and projects posterior and slightly laterally

62

What is the appearance and position of the lamina in a typical thoracic?

the lamina is short
broad and thick and lies next to the spinous process

63

How do the transverse diameters of the articular processes compare in the T2-T4 region?

the superior articular process transverse diameter is greater than the inferior articular process transverse diameter for a give segment

64

How do the transverse diameters of the articular processes compare in the T5-T8 region?

the superior articular process transverse diameter is the same or equal to the inferior articular process transverse diameter for a give segment

65

What is the angulation of the spinous process of T2-T4?

the undersurface of T2-T4 spinous processes will angle up to forty degrees from horizontal plane