Transversospinalis Muscles

Question 1

Semispinalis Thoracis

Origin

Answer 1

TP T7-T12

Question 2

Semispinalis Thoracis

Insertion

Answer 2

SP 5-6 segments above

Question 3

Semispinalis Thoracis

Innervation

Answer 3

Dorsal rami in the area

Question 4

Semispinalis Thoracis

Action

Answer 4

Bilateral: Spine extension
Unilateral: Contralateral rotation, ipsilateral lateral flexion

Question 5

Semispinalis Cervicis

Origin

Answer 5

TP T1-T5 articular processes lower C/S

Question 6

Semispinalis Cervicis

Insertion

Answer 6

SP C2-C5

Question 7

Semispinalis Cervicis

Innveration

Answer 7

Dorsal rami in the area

Question 8

Semispinalis Cervicis

Action

Answer 8

Bilateral: neck extension
Unilateral: Contralateral rotation, ipsilateral lateral flexion

Question 9

Semispinalis Capitis

Origin

Answer 9

TP C7-T6

Articular processes lower C/S

Question 10

Semispinalis Capitis

Insertion

Answer 10

Occiput between superior and inferior nuchal lines

Question 11

Semispinalis Capitis

Innervation

Answer 11

Dorsal rami in the area

Question 12

Semispinalis Capitis

Action

Answer 12

Bilateral: Head extension
Unilateral: Contralateral rotation, ipsilateral lateral flexion

Question 13

Multifidus Lumborum

Origin

Answer 13

Posterior Sacrum

L1-L5 mamillary processes

Question 14

Multifidus Lumborum

Insertion

Answer 14

SP 3-4 vertebrae above

Question 15

Multifidus Lumborum

Innervation

Answer 15

Dorsal rami in the area

Question 16

Multifidus Lumborum

Action

Answer 16

Bilateral: Spine extension
Unilateral: Contralateral rotation, ipsilateral lateral flexion

Question 17

Multifidus Thoracis

Origin

Answer 17

TP Thoracic spine

Question 18

Multifidus Thoracis

Insertion

Answer 18

SP 3-4 vertebrae above

Question 19

Multifidus Thoracis

Innervation

Answer 19

Dorsal rami in the area

Question 20

Multifidus Thoracis

Action

Answer 20

Bilateral: Spine extension
Unilateral: Contralateral rotation, ipsilateral lateral flexion

Question 21

Multifidus Cervicis

Origin

Answer 21

Articular processes lower cervical spine

Question 22

Multifidus Cervicis

Insertion

Answer 22

SP C2

Question 23

Multifidus Cervicis

Innervation

Answer 23

Dorsal rami in the area

Question 24

Multifidus Cervicis

Action

Answer 24

Bilateral: Neck extension
Unilateral: Contralateral rotation, ipsilateral lateral flexion

Question 25

Rotatores Longus and Brevis (Lumborum, Thoracis, & Cervicis) Origin

Answer 25

TP of all vertebrae

Question 26

Rotatores Longus and Brevis (Lumborum, Thoracis, & Cervicis) Insertion

Answer 26

SP 2 vertebrae above | SP 1 vertebra above

Question 27

Rotatores Longus and Brevis (Lumborum, Thoracis, & Cervicis) Innervation

Answer 27

Dorsal rami in the area

Question 28

Rotatores Longus and Brevis (Lumborum, Thoracis, & Cervicis) Action

Answer 28

Bilateral: Spine extension Unilateral: Contralateral rotation

Question 29

Levator Costarum (Longus and Brevis) Origin

Answer 29

TP Thoracic Spine

Question 30

Levator Costarum (Longus and Brevis) Insertion

Answer 30

Superior Border of subajacent ribs 1 or 2 below

Question 31

Levator Costarum (Longus and Brevis) Innervation

Answer 31

Dorsal rami in the area

Question 32

Levator Costarum (Longus and Brevis) Action

Answer 32

Ribs: elevation