Spinal Lab Practical 1 Actions

Question 1

splenius capitis A

Answer 1

laterally flex head & rotate face to side; bilaterally extend head

Question 2

splenius cervicis A

Answer 2

laterally flex & rotate neck; bilaterally extend neck

Question 3

iliocostalis lumborum A

Answer 3

extension, lateral flexion, rotation of L spine; lateral movement of pelvis

Question 4

iliocostalis thoracis A

Answer 4

extension, lateral flexion of T spine

Question 5

iliocostalis cervicis A

Answer 5

extension, lateral flexion, rotation lower C spine

Question 6

longissimus thoracis A

Answer 6

lateral flexion of T spine & ribs (L spine inadvertently); bilaterally act in extension of T & L spine, hold T & L spine erect (increases L lordosis); lateral movement of pelvis

Question 7

Longissimus cervicis A

Answer 7

lateral flexion of neck; bilaterally extend neck

Question 8

Longissimus capitis A

Answer 8

rotate & laterally flex head; bilaterally extend head

Question 9

Spinalis Thoracis A

Answer 9

extend T spine

Question 10

Spinalis cervicis A

Answer 10

lateral flexion & rotation of C spine; bilaterally extend neck

Question 11

spinalis capitis A

Answer 11

lateral flexion & rotation of head; bilaterally extend head

Question 12

Semispinalis Thoracis A

Answer 12

extension, rotation & lateral flexion of upper T & lower C spine; bilaterally extend T spine

Question 13

Semispinalis Cervicis A

Answer 13

extension, rotation, & lateral flexion of C spine; bilaterally extend neck

Question 14

Semispinalis capitis A

Answer 14

turns head to side; bilaterally extends head (neck inadvertently)

Question 15

Rectus Capitis Posterior Major A

Answer 15

turns face to side; bilaterally extends head

Question 16

Rectus Capitis Posterior Minor A

Answer 16

extends head

Question 17

Obliquus Capitis Superior A

Answer 17

lateral flexion of head; bilaterally extends head

Question 18

Obliquus Capitis Inferior A

Answer 18

turns face to side

Question 19

Quadratus Lumborum A

Answer 19

steadies origin of diaphragm; when pelvis is fixed, it will laterally flex the L spine; bilaterally extends the L spine; stabilizes & depresses the 12th rib

Question 20

Serratus Posterior Superior A

Answer 20

elevates upper 5 ribs in inspiration

Question 21

Serratus Posterior Inferior A

Answer 21

draws lower 4 ribs down & back; forced inspiration

Question 22

Longus Colli A

Answer 22

flexion & extension of neck; rotation to the contralateral side

Question 23

Longus Capitis A

Answer 23

flex the head

Question 24

Rectus Capitis Anterior A

Answer 24

flex the head

Question 25

Rectus Capitis Lateralis A

Answer 25

laterally flex the head to ipsilateral side