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Spinal > Typical Thoracic Vertebrae T2-T8 > Flashcards

Typical Thoracic Vertebrae T2-T8 Flashcards

1
Q

Which thoracic segments are considered the typical thoracics?

A

T2-T8 segments

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2
Q

Which thoracic segments are considered the atypical thoracics?

A

T1, T9-T12

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3
Q

What features will allow discrimination between T2-T4 and T5-T8 segmental groups?

A

The vertebral body, transverse process, articular process and spinous process

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4
Q

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

A

The aortic impression

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5
Q

What is the height pattern of the typical thoracic vertebral body?

A

The posterior height is greater than the anterior height by 1-2 mm

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6
Q

What is the principal cause of the posterior curve of the thoracic spine?

A

The vertebral body height differences

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7
Q

In terms of the anterior-posterior curves of the vertebral column, what direction will the thoracic spine face?

A

Posterior

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8
Q

What is another any of naming a posterior curve pattern?

A

A kyphotic curve

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9
Q

What joints are IDed at the vertebral body of a typical thoracic?

A

Vertebral body to anterior longitudinal ligament at the epiphyseal rims, vertebral body to posterior longitudinal ligament at the epiphyseal rims, vertebral body to caitulum of a rib (costocentral joint)

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10
Q

What joint classifications are IDed at the vertebral body of a typical thoracic?

A

Fibrous (amphiarthrosis) syndesmosis, cartilaginous (amphiarthrosis) symphysis and synovial plane (diarthrosis arthrodia)

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11
Q

How many synovial joints are formed at he vertebral Boyd of a typical thoracic?

A

4

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12
Q

How many symphysis joints are formed with the vertebral body of a typical thoracic?

A

2

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13
Q

How many joints are formed at the vertebral body of a typical thoracic?

A

Typically ten (14 if the costocentral stellate/radiate ligaments are included)

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14
Q

What is the relationship between the vertebral body surface and the rib head surface in the costocentral joint of a typical thoracic?

A

The superior costal Demi-facet of the vertebral body will joint with the inferior articular surface of the heard of the rib
The inferior costal Demi-facet of the vertebral body will joint with the superior articular surface of the the head of the rib

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15
Q

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

A

The superior costal Demi-facet

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16
Q

What feature will provide assistance in maintaining the stability of the intervertebral Foramen in the typical thoracics?

A

The costocentral joint or ribs

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17
Q

What is the rib-vertebral body domination at the intervertebral Foramen of the ____ nerve? Let’s use the T6 nerve.

A

The inferior costal Demi-facet of T6 will joint with the superior articular surface of the heard of the seventh rib
The superior costal Demi-facet of T7 will joint with the inferior articular surface of the head of the 7th rib.

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18
Q

What ligaments support the costocentral joint?

A

The costocentral stellate/radiate ligament and the costocentral interarticular or intra-articular ligament

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19
Q

What does the costocentral intra-articular of interarticular ligament connect to?

A

The interarticular or intra-articular crest of the head of the rib and the intervertebral disc

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20
Q

What is the size relationship between the articulating surface of the head of the rib and the costal Demi-facet surface?

A

The rib surface is greater than the costal Demi-facet surface

21
Q

Which muscle(s) is attached to the vertebral body of T2 or T3?

A

The Longus colli

22
Q

What is the angulation of the pedicle in the typical thoracic region?

A

10-15 degrees posterolateral form the Sagittal plane

23
Q

Which X-Ray view is used to see into the intervertebral Foramen of a typical thoracic?

A

The lateral view

24
Q

What is overlap of the lamina called in the typical thoracic region?

A

Shingling

25
Q

What is the outline of the vertebral Foramen in the typical thoracic region?

A

Oval to circular i

26
Q

In which plane will the size of the vertebral Foramen of a typical thoracic be greatest?

A

The transverse plane, the vertebral transverse diameter

27
Q

What ligaments support the costotransverse joint of a typical thoracic?

A

The superior costotransverse, inferior costotransverse, and lateral costotransverse ligaments

28
Q

The superior costotransverse ligament of the TVP of T5 will attach to rib __?

A

5

29
Q

The inferior costotransverse ligament of the TVP of T5 will attach to rib ___?

A

5

30
Q

The lateral costotransverse ligament of the TVP of T5 will attach to rib __?

A

5

31
Q

Which muscles may attach to the transverse process of a typical thoracic?

A

Longissimus thoracis, longissimus cervicis, longissimus capitis, semispinalis thoracis, semispinalis cervicis, semispinalis capitis, multifidis, rotator Longus, rotator brevis, intertransversarii, levator costarum Longus and levator costarum brevis.

32
Q

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

A

The superior articular process transverse diameter is greater than the inferior articular process transverse diameter for a given segment.

33
Q

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

A

The superior articular process transverse diameter is the same as or equal to the inferior articular process transverse diameter for a given segment

34
Q

What is the orientation of the superior articular facet of a typical thoracic?

A

They face backward, upward, and lateral (BUL)

35
Q

What is the orientation of the inferior articular facet of a typical thoracic?

A

They face forward, downward, and medial (ForMeD)

36
Q

How many synovial joints are present at a typical thoracic?

A

10

37
Q

How many synovial joint surfaces for ribs are present on a typical thoracic?

A

6

38
Q

ID the synovial joint surfaces for ribs that are present on a typical thoracic.

A

2 superior costal Demi-facets, 2 inferior costal Demi-facets, 2 transverse costal facets

39
Q

What name is given to the region between the superior and inferior articular processes in the typical thoracics?

A

The pars interarticularis

40
Q

What is the orientation of the spinous process of a typical thoracic?

A

They slant backward and downward

41
Q

What is the name given to the overlap of spinous processes in the thoracic region?

A

Imbrication

42
Q

Imbrication will be more pronounced for what region of the thoracics>

A

T5-T8

43
Q

Which thoracic has the longest spinous process?

A

T8

44
Q

Which muscles may attach to the spinous process of a typical thoracic?

A

Traps, latissimus Dorsi, rhomboid major, Serratus posterior superior, splenius cervicis, splenius capitis, spinalis thoracis, spinalis cervicis, spinalis capitis, semispinalis thoracis, multifidis, rotator Longus, rotator brevis and interspinalis.

45
Q

Which muscles attaching to the spinous process of a typical thoracic are not include in any muscle layer off the true back?

A

Splenius cervicis, splenius capitis and interspinalis

46
Q

What joint classifications are present at every typical thoracic vertebra?

A

Fibrous (amphiarthrosis) syndesmosis, cartilaginous (amphiarthrosis) symphysis and synovial plane (diarthrosis arthrodia)

47
Q

What is the outline of the vertebral odd of a typical thoracic form superior view?

A

Triangular

48
Q

What art of the vertebral boy is most influenced by the aorta at T5-T8?

A

The left side superior and inferior epiphyseal rims

Spinal (47 decks)

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