Exam 2 Thoracic Region Flashcards Preview

Spinal Anatomy Summer 2015 > Exam 2 Thoracic Region > Flashcards

Flashcards in Exam 2 Thoracic Region Deck (47)
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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

2
Q

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

A

Triangular

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

4
Q

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

A

The aortic impression

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

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

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

8
Q

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

A

The vertebral body height differences

9
Q

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

A

Posterior

10
Q

What is another way of naming a posterior curve pattern

A

A kyphotic curve

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

12
Q

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

A

4

13
Q

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

A

2

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

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

16
Q

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

A

Costocentral joint

17
Q

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

A

4

18
Q

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

A

The superior costal Demi facet

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

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