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Spinal Anatomy Summer 2015 > Exam 2 Thoracic Region > Flashcards

Exam 2 Thoracic Region Flashcards

1
Q

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

A

The vertebral body
transverse process
articular process
spinous process

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2
Q

What is the outline of the vertebral body of a typical for thoracic from superior view

A

Triangular

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3
Q

On cranial view what is the outline of the vertebral body for the T5 through T8 group

A

The left side of the vertebral body will be flatten the right side convex

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

A

The left side superior and inferior epiphyseal rims

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6
Q

What is the height pattern of the typical thoracic vertebral body

A

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

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7
Q

What is the height pattern of the inter-vertebral disc in the typical thoracic region

A

The intervertebral disc a rather plantar or flat with no apparent height difference between anterior and posterior Heights

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8
Q

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

A

The vertebral body height differences

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9
Q

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

A

Posterior

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10
Q

What is another way of naming a posterior curve pattern

A

A kyphotic curve

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11
Q

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

A

Fibrous amphiarthrosis syndesmosis
Cartilaginous amphiarthrosis symphysis
synovial plane diarthrosis arthrodia

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12
Q

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

A

4

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13
Q

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

A

2

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14
Q

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

A

Typically for our identified as many as eight if the costocentral stellate radiate ligaments are included

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15
Q

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

A

Typically 10 14 if the costocentral stellate radiate ligaments are included

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16
Q

What is the name given to the joint form between the vertebral body and rib

A

Costocentral joint

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17
Q

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

A

4

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18
Q

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

A

The superior costal Demi facet

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19
Q

What feature will provide assistance in maintaining the stability of the intravertebral foramen in the typical thoracic’s

A

The costocentral joint or ribs

20
Q

What ligaments support the costocentral joint

A

The costocentral stellate radiate ligament and the costocentral inter articular or interarticular ligament

21
Q

The costocentral stellate radiate ligament will attach to which segments at the T3 spinal nerve intervertebral foramen

A

The vertebral body of T3 and the vertebral body of T4

22
Q

What does the cost essential intraarticular or inter articular ligament connect to

A

The inter-articular or intra-articular crest of the head of the rib and the intravertebral disc

23
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 cost of Demi facet surface

24
Q

Which muscle is attached to the vertebral body of T2 or T3

A

Longus colli

25
Q

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

A

The pedicle arises from the upper third of the vertebral body and projects posterior and slightly lateral

26
Q

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

A

10 to 15° posterior lateral from the sagittal plane

27
Q

Which x-ray view is used to see into the intervertebral foramen of a typical thoracic

A

The lateral view

28
Q

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

A

Shingling

29
Q

Which the thoracic segments are considered the typical for thoracics

A

T2-T8

30
Q

What is the outline of the vertebral foramen in the typical thoracic region

A

Oval to circular

31
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

32
Q

What is the direction of the transverse process in the typical thoracic’s

A

The transverse process projects more posterior with each inferior vertebra

33
Q

What is present at the tip of the transverse process of a typical thoracic

A

The transverse tubercle

34
Q

What are the osseous parts of the costotransverse joint

A

The transverse costal facets in the articular surface of the tubercle of a rib

35
Q

What ligaments support the costotransverse joint of a typical thoracic

A

The superior costotransverse
inferior costotransverse
lateral costotransverse

36
Q

Which muscles may attached to the transverse process of a typical thoracic

A 
Longissimus thoracis, cervicis, capitis 
Semispinalis thoracis, cervicis, capitis
Mutifidus 
Rotator brevis, longus
Intertransversarii 
Levator costarum longus, brevis
37
Q

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

A

They face backward upward lateral

38
Q

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

A

They face forward downward medial

39
Q

How many synovial joints are present at a typical thoracic

A

10

40
Q

How many synovial joints surfaces for ribs are orient on a typical thoracic

A

6

41
Q

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

A

Two superior costal Demi facets
Two inferior costal Demi facets
Two transverse costal facets

42
Q

What is imbrication

A

The overlap of the spinous process

43
Q

Imbrication will be more pronounced for what region of thoracics

A

T5-T8

44
Q

Which thoracic has the longest spinous process

A

T8

45
Q

What is the angulation of the spinous process in the typical thoracic region

A

The undersurface of T2-T4 spinous process will angle up to forty degrees from the horizontal plane
The undersurface of T5-T8 spinous process will angle up to sixty degrees from the horizontal plane

46
Q

How can you distinguish between T2 through T5 word from T5 through T8 segment using the articular process

A

At T2-T4 for the width between the superior articular processes is greater than the width between the inferior articular processes of that vertebra
at T5-T8 the width between the superior articular processes is equal to or the same as the width between inferior articular processes of that vertebra

47
Q

Which muscles may attached to the spinous process of a typical thoracic

A 
Trapezius 
latissimus dorsi 
rhomboid major 
serratus posterior superior 
Splenius cervicis and capitis 
Spinalis thoracis, cervicis, and capitis 
Semispinalis thoracis
Multifidus 
Rotator longus and brevis 
Interspinalis

Spinal Anatomy Summer 2015 (67 decks)

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