Thoraic Region-Atypical Thoraic T12

Question 1

How many synovial joints are formed at the vertebral body of T12?

Answer 1

two

Question 2

How many symphysis joints are formed with the vertebral body of T12?

Answer 2

two

Question 3

How many joints are typically formed at the vertebral body of T12

Answer 3

typically eight (ten if the costocentral stellate/radiate ligament are included)

Question 4

Which muscle(s) is attached to the vertebral body of T12?

Answer 4

posas major and psoas minor

Question 5

What does the lateral tubercle of T12 represent?

Answer 5

the transverse process

Question 6

What does the superior tubercle of T12 represent?

Answer 6

the mamillary process of lumbar vertebrae

Question 7

What does the inferior tubercle of T12 represent?

Answer 7

the accessory process of lumbar vertebrae

Question 8

What is the location of the lateral tubercle?

Answer 8

it projects laterally from the pars interarticularis of T12

Question 9

Which ligaments form the costotransverse joint of the twelth rib?

Answer 9

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

Question 10

Which costotransverse ligament(s) are attached at T12?

Answer 10

none; the capsular, superior, inferior, and Tcostotransverse ligaments lack an attachment to T12

Question 11

What muscles attach to the transverse process region of T12?

Answer 11

the longissimus thoracis, semispinalis thoracis, multifidus, rotator longus, rotator brevis, and intertransversarii

Question 12

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

Answer 12

T11

Question 13

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

Answer 13

T10

Question 14

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

Answer 14

the face backward, upward, and lateral (BUL)

Question 15

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

Answer 15

they face forward, downward, and lateral (FoLD)

Question 16

How many synovial joints are typically present at T12?

Answer 16

six

Question 17

What muscles attach to the spinous process of T12?

Answer 17

the trapezius, latissimus dorsi, serratus posterior inferior, illiocostalis lumborum, spinalis thoracis, multifidus, rotator longus, rotator brevis, and interspinalis

Question 18

What muscle(s) attaching to the T12 spinous process are representative of layer one?

Answer 18

serratus posteior inferior

Question 19

What joint classifications are present at T12?

Answer 19

fibrous (amphiarthrosis) syndesmosis, cartilaginous (amphiarthrosis) symphysis and synovial (diarthrosis) arthrodia joint

Question 20

What is another way of naming a posterior curve pattern?

Answer 20

a kyphotic curve

Question 21

What joint classifications are identified at the vertebral body of T12?

Answer 21

fibrous (amphiarthrosis) syndesmosis, cartilaginous (amphiarthorsis) symphysisand synovial plane (diarthosis arthrodia)

Question 22

Which costotransverse ligament(s) lack an attachment to T12?

Answer 22

capsular costotransverse, superior costotransverse, inferior costotransverse and lateral costotransverse ligaments

Question 23

Which rib-associated muscle is absent at the transverse process region T12?

Answer 23

levator costarum

Question 24

Identify the synovial joint surfaces typically present on T12

Answer 24

two superior costal facets, two superior articular facets, two inferior articular facets

Question 25

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

Answer 25

ilicostalis lumborum