Thoracic outline Flashcards Preview

Spinal Anatomy > Thoracic outline > Flashcards

Flashcards in Thoracic outline Deck (61):
1

how many thoracic vertebrae are there?

12

2

the thoracic vertebrae articulate with?

the ribs

3

what is the shape of the vertebral body from superior view of a T2-T8 vertebrae?

heart shaped

4

on T2-T8 the vertebral body will have a posterior height that is __________ than anterior height.

posterior is greater than anterior

5

the vertebral body __________ in size from T3-T12

increases in size

6

T2-T8 has costal demi-facets for articulation with?

head of the ribs

7

the superior costal demi-facet articulates with which rib?

the same numbered rib

8

the inferior costal demi-facet articulates with which rib?

the next rib down

9

on T5-T8 what is the flattening on the left side of the vertebral body?

aortic impression

10

what is the pedicle orientation on T2-T8?

primarily posterior
(only a sight angulation)

11

pedicle of T2-T8 arises from the upper ______ of the vertebral body.

upper third

12

the superior vertebral notch/incisure is very?

shallow

13

the inferior vertebral notch/incisure is very?

deep

14

on T2-T8 what faces directly laterally, lying within a sagittal plane of the body?

intervertebral foramen
(upside-down) pear shape in outline

15

specific spinal nerve exiting the intervertebral foramen is identified according to the vertebra making up the __________ border of the intervertebral foramen.

superior

16

when the laminae of adjacent vertebrae overlap each other?

shingling

17

the lamina of T2-T8 is plate-like and?

broad superior to inferior

18

what is the shape of the vertebral foramen of t2-t8?

circular in shape
smaller than in the cervical or lumbar region

19

on T2-T8 what is the large and club-shaped process, becoming shorter from T1 to T12

transverse process

20

the transverse process is orientated obliquely and posterio-laterally however T2-T4 and T5-T8 variate how?

T2-T4 is more laterally orientated
T5-T8 is more posteriorly orientated

21

the transverse tubercle contains the transverse costal facet for articulation with the articular facet of the tubercle of?

the same numbered rib

22

the transverse costal facet is orientated __________ and _________.

anteriorly and laterally

23

in T5-T8, the transverse costal facets also face slightly __________ as well.

superiorly

24

on T2-T8 the superior articular facet is orientated?

backward, upward and laterally (BUL)

25

on T2-T8 the inferior articular facet is orientated?

forward, medially, and downward (FMD or ForMeD)

26

what is the region between the superior and inferior articular processes on T1-T12

Pars Interarticularis

27

in T2-T4, the distance between the superior articular process is ________ than the distance between the inferior articular processes.

greater

28

in T5-T8 the distances between articular processes are?

equal

29

the spinous process of T2-T8 is long with a?

Distinct spinous tubercle

30

On T2-T8 the spinous process is directed posteriorly and inferiorly and sometimes there can be overlapping with the spinous process below. This is a phenomenon known as?

Imbrication

31

In T2-T4 the spinous process angle from the horizontal ranges from? In degrees.

20-40 degrees

32

In T5-T8 the spinous process angle from the horizontal ranges from?

40-60 degrees

33

What are the atypical thoracic vertebrae?

T1, T9, T10, T11, T12

34

Which thoracic vertebral body is rectangular in superior view and the superior epiphyseal rim slightly concave from side to side?

T1

35

The superior costal facet of T1 is usually?

A full facet, not a Demi facet

36

Superior vertebral notch/incisure deeper than in the typical thoracic vertebrae describes the pedicel of which vertebrae?

T1

37

The transverse process of which thoracic vertebrae is laterally orientated, more horizontal and anterior than in the typical thoracic?

T1

38

The spinous process of C1 is quite long and projects nearly?

Horizontally

39

On T1 what is the surface bulge at the posterior-inferior aspect of the neck?

Vertebral prominence

40

On T9 the superior costa Demi-facet may be nearly as large as?

A full facet

41

On T9 the inferior costal Demi-facet is?

Very small or absent

42

On T9 the spinous process is becoming?

More horizontal

43

On T10 the superior costal facet may be a very large?

Demi-facet or a full facet

44

On T10 the inferior costal Demi-facet is?

Absent

45

The transverse process of which thoracic vertebrae may have an absent transverse costal facet?

T10
The tenth rib may not form a synovial joint with the transverse process

46

Becoming more horizontal and shorter, causing a slight dimpling of the skin overlying the spinous tubercle describes the spinous process of which thoracic vertebrae?

T10

47

Para-articular processes are more common and more well developed than others, on the laminae of which vertebrae?

T10

48

Which vertebral body is reniform shaped in superior view, as seen in the lumbar vertebrae?

T11

49

Which vertebrae is reniform is shape, has a superior costal facet and no inferior costal Demi-facet? Also known as the anticlinal vertebra

T11

50

The transverse process on T11 is short, posteriorly orientated, with no?

Transverse costal facet

51

The spinous process of T11 is becoming lumbar-like in shape with a nearly horizontal?

Inferior border

52

What is the shape of the vertebral body of T12?

Large and reniform in superior view

53

On T12 what lies partly on the vertebral body and partly on the pedicle?

Superior costal facet

54

Does T12 have an inferior costal Demi-facet?

No

55

The transverse process of T12 is modified into what three tubercles? And with no transverse costal facet

Superior
Lateral
Inferior

56

Which T12 transverse process tubercle is large, projecting superiorly and posteriorly, and homologue of the lumbar mammillary process?

Superior tubercle

57

What T12 transverse process tubercle projects laterally from the region of the lamina-pedicle junction and homologue of the lumbar transverse process?

Lateral tubercle

58

Which T12 transverse process tubercle is small, located below the superior tubercle and posterior to the lateral tubercle and homologue of the lumbar accessory process?

Inferior tubercle

59

The superior articular facet of T12 is like?

Like that of a typical vertebra

60

The inferior articular facet on T12 is lumbar, with a facet surface is distinctly convex and faces?

Forward, laterally, and downward (FoLD)

61

The spinous process of T12 is short, broad, horizontal, and like those of the lumbar vertebrae is shaped like?

Hatchet shaped
Short(anterior to posterior)
Broad (superior to inferior)