Typical Thoracic Vertebrae (T2-T8)

Question 1

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

Answer 1

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

Question 2

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

Answer 2

triangular

Question 3

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

Answer 3

the left side of the vertebral body will be flattened, the right side convex

Question 4

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

Answer 4

the aortic impression

Question 5

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

Answer 5

the left side superior and inferior epiphyseal rims

Question 6

What is the height pattern of the typical thoracic vertebral body

Answer 6

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

Question 7

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

Answer 7

the vertebral body height differences

Question 8

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

Answer 8

posterior

Question 9

What is another way of naming a posterior curve

Answer 9

a kyphotic curve

Question 10

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

Answer 10

fibrous (amphiarthrosis) syndesmosis
cartilaginous (amphiarthrosis) symphysis
synovial plane (diarthrosis arthrodia)

Question 11

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

Answer 11

4

Question 12

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

Answer 12

2

Question 13

how many syndesmosis joints are formed at the vertebral body of a typical thorcic

Answer 13

typically four are identified (as many as 8 if the costocentral stellate/radiate ligaments are included)

Question 14

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

Answer 14

typically ten ( fourteen if you include the costocentral stellate/radiate ligaments)

Question 15

what is the name given to the joint formed between the vertebral body and rib

Answer 15

costocentral joint

Question 16

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

Answer 16

4

Question 17

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

Answer 17

the superior costal demi-facet

Question 18

What ligaments support the costocentral joint

Answer 18

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

Question 19

the costocentral stellate/radiate ligament will attach to which segment(s) at the T3 spinal nerve intervertebral foramen

Answer 19

the vertebral body of T3 and the vertebral body of T4

Question 20

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

Answer 20

the longus colli

Question 21

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

Answer 21

the lateral view

Question 22

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

Answer 22

shingling

Question 23

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

Answer 23

oval to circular

Question 24

in which plane will the size of the vertebral foramen of a typical thoracic be the greatest

Answer 24

the transverse plane, the vertebral transverse diameter

Question 25

What are the osseous parts of the costotransverse joint

Answer 25

the transverse costal facet and the articular surface of the tubercle of a rib

Question 26

What ligaments support the costotransverse joint of a typical thoracic

Answer 26

the superior costotransverse, inferior costotransverse, and lateral costotransverse ligaments

Question 27

Which muscles attach to the transverse process of a typical thoracic

Answer 27

longissimus thoracis, longissimus cervicis, longissimus capitis semispinalis thoracis, semispinalis cervicis, semispinalis capitis multifidis, rotators, intertransversarii levator costarusm longus and brevis

Question 28

how can you distinguish between a T2-T4 from T5-T8 segment using the articular process

Answer 28

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

Question 29

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

Answer 29

they face BUL backward upward and lateral

Question 30

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

Answer 30

ForMeD they face forward medial and downward

Question 31

How many synovial joints are present at a typical thoracic

Answer 31

10

Question 32

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

Answer 32

6

Question 33

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

Answer 33

imbrication

Question 34

Imbrication will be more pronounced for what region of the thoracics

Answer 34

T5-T8

Question 35

what thoracic has the longest spinous process

Answer 35

T8

Question 36

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

Answer 36

the undersurface of T2-t4 will angle up to 40 degrees from the horizontal the undersurface of T5-T8 will angle up to 60 degrees from the horizontal

Question 37

Which muscles attach to the spinous process of a typical thoracic

Answer 37

Trapezius, latissimus dorsi, rhomboid major, serratus posterior superior splenius cervicis, splenius capitis spinalis thoracis, spinalis cervicis, spinalis capitis semispinalis thoracis multifidis, rotators (longus and brevis) and interspinalis