Week 12: OIA Axial

Question 1

Origin of Spinalis Cervicis

Answer 1

Ligamentum nuchae, spinous process of C7

Question 2

Insertion of Spinalis Cervicis

Answer 2

Spinous Process of C2-C7

Question 3

Action of Spinalis cervicis

Answer 3

Unil: lat flex vertebrae to same side.
Bilat: extend vertebra

Question 4

Origin of Spinalis Thoracis

Answer 4

Spinous process of upper lumbar and lower thoracic vertebra

Question 5

Insertion of Spinalis Thoracis

Answer 5

Spinous process of upper thoracic vertebra

Question 6

Action of spinalis thoracis

Answer 6

Unil: lat flex vertebrae to same side.
Bilat: extend vertebra

Question 7

Origin of longissimus capitis

Answer 7

Transverse process of upper 5 thoracic vertebra

Question 8

Insertion of longissimus capitis

Answer 8

Mastoid process of temporal bone

Question 9

Action of longissimus capitis

Answer 9

Unil: lat flex vertebrae to same side.
Bilat: extend vertebra

Question 10

Origin of Longissimus cervicis

Answer 10

Transverse process of upper 5 thoracic vertebra

Question 11

Insertion of longissimus cervicis

Answer 11

Transverse process of cervical vertebra

Question 12

Action of Longissimus Cervicis

Answer 12

Unil: lat flex vertebrae to same side.
Bilat: extend vertebra

Question 13

Origin of longissimus thoracis

Answer 13

common tendon

Question 14

Insertion of longissimus thoracis

Answer 14

Lower 9 ribs and transverse process of thoracic vertebra

Question 15

Action of longissimus thoracis

Answer 15

Unil: lat flex vertebrae to same side.
Bilat: extend vertebra

Question 16

Origin of Iliocostalis vervicis

Answer 16

Posterior surface of rib 1-12

Question 17

Insertion of Iliocostalis cervicis

Answer 17

transverse process of lower cervical vertebra

Question 18

Action of Iliocostalis cervicis

Answer 18

Unil: lat flex vertebrae to same side.
Bilat: extend vertebra

Question 19

Origin of Iliocostalis thoracis

Answer 19

Posterior surface of rib 1-12

Question 20

Insertion of Iliocostalis thoracis

Answer 20

Posterior surface of rib 1-6

Question 21

Action of Iliocostalis thoracis

Answer 21

Unil: lat flex vertebrae to same side.
Bilat: extend vertebra

Question 22

Origin of Iliocostalis Lumborum

Answer 22

Common tendon

Question 23

Insertion of Iliocostalis lumborum

Answer 23

Transverse process of lumbar vertebra 1-3, and post surface of ribs 6-12

Question 24

Action of Iliocostalis lumborum

Answer 24

Unil: lat flex vertebrae to same side.
Bilat: extend vertebra

Question 25

Origin of rotatores

Answer 25

TVP of lumbar - cervical vertebra

Question 26

Insertion of rotatores

Answer 26

SP of lumbar -C2 Span 1-2 vertebra

Question 27

Action of rotatores

Answer 27

Unilat: rotate opposite Bilat: extend

Question 28

Origin of Multifidi

Answer 28

Sacrum TVP of lumbar - cervical vertebra

Question 29

Insertion of Multifidi

Answer 29

SP of lumbar - C2 Span 2-4 vertebra

Question 30

Action of Multifidi

Answer 30

Unilat: rotate opposite Bilat: extend

Question 31

Origin of Interspinalis

Answer 31

SP of C2-T3 and T12-L5

Question 32

Insertion of Interspinalis

Answer 32

SP of C2-C3 and T12-L5

Question 33

Action of interspinalis

Answer 33

Extend vertebral column

Question 34

Origin of Intertransversarus

Answer 34

TVP of C2-C7 and L1-L5

Question 35

Insertion of Intertransversarus

Answer 35

TVP of C2-C7 and L1-L5

Question 36

Action of Intertransversarus

Answer 36

Unilat: lat flex vertebra on same side Bilat: extend vertebra

Question 37

Origin of Semispinalis Capitis

Answer 37

Transverse process of C4-T5

Question 38

Insertion of Semispinalis Capitis

Answer 38

Between superior and inferior nuchal line

Question 39

Action of Semispinalis Capitis

Answer 39

Extend vertebral column and head