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Spinal Anatomy > Thoracic outline > Flashcards

Thoracic outline Flashcards

1
Q

how many thoracic vertebrae are there?

A

12

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2
Q

the thoracic vertebrae articulate with?

A

the ribs

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3
Q

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

A

heart shaped

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4
Q

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

A

posterior is greater than anterior

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5
Q

the vertebral body __________ in size from T3-T12

A

increases in size

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6
Q

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

A

head of the ribs

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7
Q

the superior costal demi-facet articulates with which rib?

A

the same numbered rib

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8
Q

the inferior costal demi-facet articulates with which rib?

A

the next rib down

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9
Q

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

A

aortic impression

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10
Q

what is the pedicle orientation on T2-T8?

A

primarily posterior

only a sight angulation

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11
Q

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

A

upper third

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12
Q

the superior vertebral notch/incisure is very?

A

shallow

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13
Q

the inferior vertebral notch/incisure is very?

A

deep

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14
Q

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

A 
intervertebral foramen
(upside-down) pear shape in outline
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15
Q

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

A

superior

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16
Q

when the laminae of adjacent vertebrae overlap each other?

A

shingling

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17
Q

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

A

broad superior to inferior

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18
Q

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

A

circular in shape

smaller than in the cervical or lumbar region

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19
Q

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

A

transverse process

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20
Q

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

A

T2-T4 is more laterally orientated

T5-T8 is more posteriorly orientated

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21
Q

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

A

the same numbered rib

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22
Q

the transverse costal facet is orientated __________ and _________.

A

anteriorly and laterally

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23
Q

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

A

superiorly

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24
Q

on T2-T8 the superior articular facet is orientated?

A

backward, upward and laterally (BUL)

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25
Q

on T2-T8 the inferior articular facet is orientated?

A

forward, medially, and downward (FMD or ForMeD)

26
Q

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

A

Pars Interarticularis

27
Q

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

A

greater

28
Q

in T5-T8 the distances between articular processes are?

A

equal

29
Q

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

A

Distinct spinous tubercle

30
Q

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?

A

Imbrication

31
Q

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

A

20-40 degrees

32
Q

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

A

40-60 degrees

33
Q

What are the atypical thoracic vertebrae?

A

T1, T9, T10, T11, T12

34
Q

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

A

T1

35
Q

The superior costal facet of T1 is usually?

A

A full facet, not a Demi facet

36
Q

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

A

T1

37
Q

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

A

T1

38
Q

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

A

Horizontally

39
Q

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

A

Vertebral prominence

40
Q

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

A

A full facet

41
Q

On T9 the inferior costal Demi-facet is?

A

Very small or absent

42
Q

On T9 the spinous process is becoming?

A

More horizontal

43
Q

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

A

Demi-facet or a full facet

44
Q

On T10 the inferior costal Demi-facet is?

A

Absent

45
Q

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

A

T10

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

46
Q

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

A

T10

47
Q

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

A

T10

48
Q

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

A

T11

49
Q

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

A

T11

50
Q

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

A

Transverse costal facet

51
Q

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

A

Inferior border

52
Q

What is the shape of the vertebral body of T12?

A

Large and reniform in superior view

53
Q

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

A

Superior costal facet

54
Q

Does T12 have an inferior costal Demi-facet?

A

No

55
Q

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

A

Superior
Lateral
Inferior

56
Q

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

A

Superior tubercle

57
Q

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

A

Lateral tubercle

58
Q

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?

A

Inferior tubercle

59
Q

The superior articular facet of T12 is like?

A

Like that of a typical vertebra

60
Q

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

A

Forward, laterally, and downward (FoLD)

61
Q

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

A

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

Spinal Anatomy (7 decks)

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