Exam 2 - Regions of the Vertebral Column (Atypical Thoracics)

Question 1

What joint classifications are identified at the vertebral body of T1?

Answer 1

fibrous (amphiarthorsis) syndesmosis
cartilaginous (amphiarthrosis) symphasis
synovial plane (diarthrosis arthrodia joint)
modified synovial saddle (diarthrosis sellar) is only observered as an anatomical variation

Question 2

Which muscles attach to the vertebral body of T1?

Answer 2

longus colli muscle

Question 3

Which spinal nerve-vertebral notch/incisure combination is present at T1?

Answer 3

C8 spinal nerve -the superior vertebral notch/incisure of T1

T1 spinal nerve - the inferior vertereal notch/incisure of T1

Question 4

What ligaments support the costotransverse joint of T1?

Answer 4

the inferior costotransverse

lateral costotransverse ligaments

Question 5

What ligament is absent at the costotransverse joint of T1

Answer 5

the superior costotransverse ligament

Question 6

What muscle attach to the transverse process of T1?

Answer 6

longissimus thoracis
L. cervicis
L. Capitis
semispinalis cervicis
semispinalis capitis
multifidis
rotator longus
rotator brevis
intertransversarii
levator costarum brevis

Question 7

What is the orientation of the superior articular facet of T1?

Answer 7

They face Backward Upward Lateral

BUL

Question 8

What is the orientation of the inferior articular facet of T1?

Answer 8

they face forward downward medial

ForMeD

Question 9

What name is used to identify the topographical landmark at the base of the neck

Answer 9

the vertebral prominence

Question 10

WHich vertebrae have been identified as forming the vertebral prominence

Answer 10

C6 C7 T1

Question 11

What is the gender bias associated with T1 as the vertebral prominence?

Answer 11

males 9%

females 6%

Question 12

What muscles attach to the spinous process of T1?

Answer 12

trapezius
rhomboid minor
serratus posterior superior
splenius capitis
spinalis thoracis
spinalis cervicis
spinalis capitis
semispinalis thoracis
multifidis
rotator longus
rotator brevis
interspinalis

Question 13

What ligaments attach to the transverse process of T9?

Answer 13

intertransverse
capsular costotransverse
superior costotransverse
inferior costotransverse
lateral costotransverse ligaments

Question 14

The superior costotransverse ligament of T9 will attach to which rib?

Answer 14

the 10th rib

Question 15

WHich muscles attach to the transverse process of T9?

Answer 15

longissimus thoracis
semispinalis thoracis
multifidis
rotator longus
rotator brevis
intertransversarii
levator costarum longus
levator costarum brevis

Question 16

Which is the last thoracic vertebra to have an inferior costal demifacet?

Answer 16

T9

Question 17

What muscles attach to the spinous process of T9?

Answer 17

trapezius
latissimus dorsi
multifidis
rotator longus
rotator brevis
interspinalis

Question 18

How many synovial joints are formed at the vertebral body of T10?

Answer 18

2

Question 19

What muscles attach to the transverse process of T10?

Answer 19

longissimus thoracis
semispinalis thoracis
multifidis
rotator longus
rotator brevis
intertransversarii
levator costarum longus
levator costarum brevis

Question 20

How many synovial joints are typically present at T10?

Answer 20

8

Question 21

A dimpling or depression of the skin in the thoracis region is often characteristic of the location of which segment?

Answer 21

T10

Question 22

What part of the transverse process is absent on T11

Answer 22

the transverse costal facet

Question 23

What ligaments form the costotransverse joint of T11?

Answer 23

the superior costotransverse
slightly developed inferior costotransverse
lateral costotransverse ligaments

Question 24

the superior costotransverse ligament of T11 transverse process will attach to which rib?

Answer 24

RIb 12

Question 25

What muscles attach to the vertebral body of T11?

Answer 25

none

Question 26

What muscles attach to the transverse process of T11?

Answer 26

``` longissimus thoracis semispinalis thoracis multifidis rotator longus rotator brevis intertransverarii levator costarum brevis ```

Question 27

Which segment is the last to demonstrate an attachment for the levator costarum longus?

Answer 27

T10 | b/c skips 2 ribs

Question 28

How many synovial joints are typically present at T11?

Answer 28

6

Question 29

What muscles attach to the spinous process of T11?

Answer 29

``` trapezius latissimus dorsi serratus posterior inferior ilocostalis lumborim spinalis thoracis multifidis rotator longus rotator brevis interspinalis ```

Question 30

At which segments of the thoracic spine will the spinalis muscle not attach?

Answer 30

T9 and T10

Question 31

Which muscles attach to the vertebral body of T12

Answer 31

psoas major | psoas minor

Question 32

What does the superior tubercle of T12 represent?

Answer 32

the mammillary process of lumbar vertebrae

Question 33

what does the inferior tubercle (the smallest tubercle) of T12 represent?

Answer 33

the accessory process of lumbar vertebrae

Question 34

What ligaments form the costotransverse joint of the 12th rib?

Answer 34

the superior costotransverse ligament from T11 and the lumbocostal ligament from L1

Question 35

Which costotransverse ligaments lack an attachment to T12?

Answer 35

capsular costotransverse superior costotransverse inferior costotransverse lateral costotransverse

Question 36

What muscles attach to the transverse process region of T12?

Answer 36

``` longissimus thoracis semispinalis thoracis multifidis rotator longus rotator brevis intertransversarii ```

Question 37

Which segment is the alst to demonstrate a levator costrum brevis attachment?

Answer 37

T11

Question 38

Which segment is the last to demonstrate a levator costarum longus attachment?

Answer 38

T10

Question 39

What is the orientation of the superior articular facets of T12?

Answer 39

Backward Upward Lateral | BUL

Question 40

What is the orientation of the inferior articular facets of T12?

Answer 40

Forward Downward lateral | FoLD

Question 41

HOw many synovial joints are typically present at T12?

Answer 41

6

Question 42

Which rib related facets is absent on T12?

Answer 42

the inferior costal demifacets | transverse costal facets

Question 43

What muscles attach to the spinous process of T12?

Answer 43

``` trapezius latissimus dorsi serratus posterior inferior iliocostalis lumborum spinalis thoracis multifidis rotator longus rotator brevis interspinalis ```

Question 44

Which erector spinae muscle is unique in its attachment to the T12 spinous process?

Answer 44

iliocostalis lumborum