Muscles Charts

Question 1

Rectus Abdominis: O/I/A

Answer 1

O: Ribs 5-7, Xiphoid process I: Pubic ramus A: Flexion

Question 2

External Oblique: O/I/A

Answer 2

O: Posterolateral ribs 5-12 I: Iliac crest, Linea Alba A: Flex, Ips Flex, Cont Rot

Question 3

Internal Oblique: O/I/A

Answer 3

O: Iliac crest, Thoracolumbar fascia I: Linea alba, Inferior ribs A: Flex, Ips Flex, Ips Rot

Question 4

Transverses Abdominis: O/I/A

Answer 4

O: Iliac crest, Thoracolumbar fascia, Ribs 7-12 I: Linea Alba A: Supports abd wall, compresses abd

Question 5

Abdominal Muscle Nerves - Rectus Abdominis - External Oblique - Internal Oblique - Transverse Abdominis

Answer 5

Intercostal N. T7-12

Question 6

Serratus Posterior (Superior): O/I/A/N Extrinsic Deep Back Muscles

Answer 6

O: Lower Cervical SP, Upper Thoracic SP I: Upper ribs A: Elevates ribs N: Intercostal N. T1-3

Question 7

Serratus Posterior (Inferior): O/I/A/N Extrinsic Deep Back Muscles

Answer 7

O: Lower Thoracic SP, Upper Lumbar SP I: Lower ribs A: Depress ribs N: Intercostal N. T9-12

Question 8

Splenius Capitis: O/I/A

Answer 8

O: Cervical & Upper Thoracic SP I: Mastoid Process & Superior Nuchal Line A: Extend, Ips Flex, Ips Rot

Question 9

Splenius Cervicis: O/I/A

Answer 9

O: Upper Thoracic SP I: Upper Cervical TP A: Extend, Ips Flex, Ips Rot

Question 10

Intrinsic Superficial Back Muscle Nerves - Splenius Capitis - Splenius Cervicis

Answer 10

Dorsal rami of inferior cervical n.

Question 11

Iliocostalis: Lumborum: O/I/A Intrinsic Intermediate Back Muscles

Answer 11

O: Iliac Crest I: Angles of lower ribs A: Extend, Ips Flex, Ips Rot

Question 12

Iliocostalis: Thoracis: O/I/A Intrinsic Intermediate Back Muscles

Answer 12

O: Angles of lower ribs I: Angles of upper ribs A: Extend, Ips Flex, Ips Rot

Question 13

Iliocostalis: Cervicis: O/I/A Intrinsic Intermediate Back Muscles

Answer 13

O: Angles of upper ribs I: Lower cervical TP A: Extend, Ips Flex, Ips Rot

Question 14

Longissimus: Thoracis: O/I/A Intrinsic Intermediate Back Muscles

Answer 14

O: Lumbar TP I: Thoracic TP & Lower 9 ribs A: Extend, Ips Flex, Ips Rot

Question 15

Longissimus: Cervicis: O/I/A Intrinsic Intermediate Back Muscles

Answer 15

O: Upper Thoracic TP I: Cervical TP A: Extend, Ips Flex, Ips Rot

Question 16

Longissimus: Capitis: O/I/A Intrinsic Intermediate Back Muscles

Answer 16

O: Upper Thoracic TP & Lower Cervical TP I: Mastoid Process A: Extend, Ips Flex, Ips Rot

Question 17

Intrinsic Intermediate Back Muscles Nerve Intrinsic Deep Back Muscles Nerve (except QL)

Answer 17

Dorsal Rami

Question 18

Spinalis Thoracis: O/I/A Intrinsic Intermediate Back Muscles

Answer 18

O: Upper Lumbar & Lower Thoracic SP I: Upper Thoracic SP A: Extend, Ips Flex, Ips Rot

Question 19

Spinalis Cervicis: O/I/A Intrinsic Intermediate Back Muscles

Answer 19

O: Lower ligament nuchae I: Axis SP A: Extend, Ips Flex, Ips Rot

Question 20

Semispinalis: Thoracis: O/I/A Intrinsic Deep Back Muscles

Answer 20

O: Lower Thoracic TP I: Upper Thoracic & Lower Cervical SP A: Extend, Ips Flex, Cont Rot

Question 21

Semispinalis: Cervicis: O/I/A Intrinsic Deep Back Muscles

Answer 21

O: Upper Thoracic TP I: Cervical SP A: Extend, Ips Flex, Cont Rot

Question 22

Semispinalis: Capitis: O/I/A Intrinsic Deep Back Muscles

Answer 22

O: Upper Thoracic & Lower Cervical TP I: Occipital b. A: Extend, Ips Flex, Cont Rot

Question 23

Multifidus: O/I/A Intrinsic Deep Back Muscles

Answer 23

O: Sacrum, Lower Lumber to Lower Cervical TP I: SP of V. 2-5 superior A: Extend, Ips Flex, Cont Rot

Question 24

Rotatores Intrinsic Deep Back Muscles

Answer 24

O: Lumbar to Cervical TP Brevis I: Lumbar to Cervical SP of adj. sup V. Longus I: Lumbar to Cervical SP of V. 2 levels sup A: Extend, Ips Flex, Cont Rot