Func Anatomy Prac 2

Front 1

a

Back 1

Quadratus Lumborum

O: Posterior Iliac Crest
I: Last rib and transverse process L1-L4
N: Lumbar plexus T12, L1-L3
A: Elevate (hike) pelvis, lateral flex same side, extend vertebral column

Front 2

a

Back 2

Internal Oblique

O: Lateral inguinal ligament, iliac crest and thoracolumbar fascia

I: Internal surface ribs 10-12, abdominal aponeurosis to linea alba

N: T7-

A:

Front 3

a

Back 3

External Obliques

O: External surface of 5th to 12th ribs
I: Anterior part iliac crest, abdominal aponeurosis to linea alba
N: T5,6, T7-11, T12
A: Uni= lateral flex vertebral column same side, rotate to the opposite side; Bi= flex column, compress abdominal contents

Front 4

a

Back 4

Psoas Major

O: Bodies and transverse processes of lumbar vertebrae
I: Lesser trochanter
N: Lumbar plexus L1-4
A: Flex/lat rotate hip, flex trunk, anterior pelvic tilt, lateral flexion

Front 5

a

Back 5

Multifidus/Rotatores

O: Multi=sacrum, all transverse processes; Rot= all transverse processes
I: all spinous processes; Multi= span 2-4 vert., Rot= span 1-2 vert.
N: Spinal
A: Uni= rotate vertebral column opposite side, Bi= extend vertebral column

Front 6

Suboccipitals

Back 6

Suboccipitals

O: Tubercle arch C-1, transverse process C-1, Spinous process C-2

I: Nuchal line of occiput, transverse process C-1

N: Suboccipital

A: Rock, tilt, lateral flexion, rotate head

Front 7

Platysma

Back 7

Platysma

O: Fascia covering superior part of pectoralis major

I: Base of mandible, lower face skin

N: Facial (VII)

A: Depress mandible, tighten neck fascia, frown

Front 8

Occipitofrontalis

Back 8

Occipitofrontalis

O: Galea aponeurotica

I: F = skin superior to eyebrows, O = superior nuchal line of occiput

N: Facial (VII)

A: Raise eyebrows, wrinkle forehead/Anchor and retract galea posteriorly

Front 9

Splenius Capitis/Cervicis

Back 9

Splenius Capitis/Cervicis

O: Cap.=inferior 1/2 ligamentum nuchae & spinous process C-7 to T-4; Cerv.=Spinous process T-3 to T-6

I: Cap.= Mastoid & lateral portion nuchal line; Cerv.=transverse process C-1 to C-3

N: Cervical

A: Rotate/Laterally flex same side, extend neck

Front 10

Semispinalis Capitis

Back 10

Semispinalis Capitis

O: Transverse process of C-4 to T-5

I: Between nuchal lines of occiput

N: Cervical

A: Extend vertebral column and head

Front 11

Temporalis

Back 11

Temporalis

O: Temporal fossa and fascia

I: Coronoid process and anterior edge mandible ramus

N: Trigeminal (V)

A: Elevate and retract the mandible

Front 12

Masseter

Back 12

Masseter

O: Zygomatic arch

I: Angle and ramus of mandible

N: Trigeminal (V)

A: Elevation and protraction of mandible

Front 13

Pterygoids (Medial/Lateral)

Back 13

Pterygoids (Medial/Lateral)

O: M=medial surface of lat. pterygoid plate of sphenoid and tuberosity of maxilla, L=laterlal pterygoid plate of sphenoid

I: M=medial surface ramus of mandible, L=articular disks and capsule of TMJ; neck of mandible

N: Trigeminal (V)

A: Both laterally deviate and protract, medial elevates mandible

Front 14

Internal/External Intercostals

Back 14

Internal/External Intercostals

O: Inferior border of rib above

I: Superior border of rib below

N: Thoracic

A: Ex= elevate ribs; In= depress ribs

Front 15

Trapezius

Back 15

Trapezius

O: Ext. occipital protuberance, medial superior nuchal line, ligamentum nuchae, spinous process C-7 to T-12

I: Lateral 1/3 of clavicle, acromion and scapular spine
N: Spinal portion of cranial nerve XI (accessory) and ventral ramus C2, 3, 4
A: upper=lat. flex head and neck, rotate to opposite side, elevate scapula; Mid=adduct, stabilize scapula; Lower=depress, upwardly rotate scapula

Front 16

Latissimus Dorsi

Back 16

Latissimus Dorsi

O: Inferior angle scapula, spinous T-6 to T-12, ribs 9-12, thoracolumbar aponeurosis, iliac crest

I: Intertubercular groove of humerus

N: Thoracodorsal C6,7,8

A: Extend, adduct, medially rotate (G/H joint)

Front 17

Rhomboids

Back 17

Rhomboids

O: Spinous process T2-T5, C7-T1

I: Medial border scapula between spine & inferior angle, Medial border scapula at spine level

N: Dorsal scapular C4, 5
A: Adduct, elevate, downwardly rotate scapula

Front 18

Sternocleidomastoid

Back 18

Sternocleidomastoid

O: Top of manubrium, medial 1/3 of clavicle

I: Mastoid process, lateral nuchal line of occiput

N: Spinal Accessory (XI), C2, C3

A: Lateral flexion, rotation opposite side, neck flexion, elevated ribcage during inhalation

Front 19

Teres Minor

Back 19

Teres Minor

O: Upper 2/3 lateral border of scapula
I: Greater tubercle of humerus
N: Axillary C5, 6

A: External rotate, adduct shoulder; stabilize head of humerus

Front 20

Iliocostalis

Back 20

Iliocostalis

O: Common lumbar tendon, posterior surface ribs 1-12

I: Transverse process of L1-L3, posterior surface of ribs 6-12 (lumborum)

Posterior surface ribs 1-6 (thoracis)

Transverse process of lower cervicals (cervicis)

N: Spinal

A: Extension, lateral flexion

Front 21

Internal Oblique

Back 21

O: Lateral inguinal ligament, iliac crest and thoracolumbar fascia

I: Internal surface of lower 3 ribs, abdominal aponeurosis to linea alba

N: T7-T12, L1, iliohypogastric and ilioinguinal, ventral rami

A: Lat flex and rotate vert column same side, flex vert column compress abdominal contents

Front 22

Scalenes

Back 22

Scalenes

O: C 2-7

I: 1st rib, 2nd rib

N: C 3-8

A: Lateral flexion, rotation, flexion of head and neck, elevate ribs during inhalation

Front 23

External Obliques

Back 23

O: External surfaces of 5th to 12th ribs

I: Anterior part of iliac crest, abdominal aponeurosis to linea alba

N: T5-T12

A: Lat flex vert column same side, rotate opposite side, flex vert column and compress abdominal contents

Front 24

Longissimus

Back 24

Longissimus

O: Thoracis=common tendon, Cervicis&Capitis=transverse process T1-T5
I: Ribs 3-12, thoracic transverse processes; transverse processes cervical vertebrae; mastoid process
N: Spinal
A: Vertebral extension and lateral flexion

Front 25

Pectoralis Minor

Back 25

Pectoralis Minor

O: Ribs 3, 4, 5
I: Coracoid process of scapula
N: Medial & lateral pectoral C6-T1
A: Depress, abduct, downwardly rotate scapula; Elevate thorax

Front 26

Subscapularis

Back 26

Subscapularis

O: Subscapular fossa
I: Lesser tubercle of humerus
N: Upper and lower subscapular C5, 6, 7
A: Internal rotation of shoulder, stabilize head of humerus

Front 27

Longus Capitis/Colli

Back 27

Longus Capitis/Colli

O: Cap=transverse process C-3 to C-6; Coll=bodies C-5 to T-3, trans. processes C-3 to C-5

I: Anterior arch of atlas, bodies C-2 to C-4, transverse proc. of C-5/C-6, occiput

N: C-2 to C-6 (7)
A: lateral flexion, rotation, flexion head/neck

Front 28

Intertransversarii

Back 28

Intertransversarii

O: C2-C7, L1-L5 transverse processes

I: C2-C7, L1-L5 transverse processes

N: Spinal

A: Extension, Lateral flexion

Front 29

Multifidi/Rotatores

Back 29

O: Sacrum and transverse process of lumbar through cervical vertebrae

I: Spinous process of lumbar through second cervical vertebrae (rot span 1-2 vert, multi span 2-4)

N: Spinal

A: Rotate vertebral column opposite side, extend vertebral column

Front 30

Psoas Major

Back 30

O: Bodies and transverse process of lumbar vertebrae

I: Lesser trochanter

N: Lumbar Plexus L1, 2, 3, 4

A: With fixed origin-flex and laterally rotate hip; Fixed insertion-flex trunk toward thigh, tilt pelvis anteriorly; Unilaterally-Lateral flex lumbar spine

Front 31

Quadratus Lumborum

Back 31

O: Posterior iliac crest

I: Last rib and transverse process L1-L4

N: Lumbar Plexus T12, L1, 2, 3

A: Elevate (lateral tilt) pelvis, lateral flex vert column, assist extend vertebral column; Fix the last rib during forced inhalation/exhalation

Front 32

Infraspinatus

Back 32

Infraspinatus

O: Infraspinous fossa of scapula
I: Greater tubercle of humerus
N: Suprascapular C(4), 5, 6
A: External rotate, adduct shoulder; stabilize head of humerus

Front 33

Serratus Anterior

Back 33

Serratus Anterior

O: External surface of upper 8 or 9 ribs
I:Anterior surface medial border of scapula
N:Long thoracic C5, 6, 7, 8
A: Abduct, upward rotate, depress scapula; hold medical border to rib; may help elevate thorax for forced inspiration

Front 34

Supraspinatus

Back 34

Supraspinatus

O: Supraspinous fossa of scapula
I: Greater tubercle of the humerus
N: Suprascapular C4, 5, 6
A: Abduct the shoulder (GH), stabilize head of humerus

Front 35

Pectoralis Major

Back 35

Pectoralis Major

O: Medial half clavicle, sternum, cartilage ribs 1-6

I: Greater tubercle of humerus

N: Upper=Lateral pectoral C5,6,7; Lower=Lateral and medial pectoral C6,7,8,T1

A: Adduct shoulder, internal rotate, elevate thorax, flex shoulder, horizontal adduct, extend shoulder

Front 36

Teres Major

Back 36

Teres Major

O: Inferior angle and lower 1/3 of lateral scapular border
I: Lesser tubercle of humerus
N: Lower subscapular C5, 6, 7
A: Extend, adduct, int rotate shoulder (GH)

Front 37

Rectus Abdominus

Back 37

O: Pubic crest, pubic symphysis

I: Cartilage of 5th-7th ribs and xiphoid process

N: T5-T12, ventral rami

A: Flex vertebral column, tilt pelvis posteriorly

Front 38

Serratus Posterior Superior

Back 38

O: Spinous process of C7 to T3

I: Posterior surface 2nd thru 5th ribs

N: T1, 2, 3, 4

A: Elevate the ribs during inhalation

Front 39

Serratus Posterior Inferior

Back 39

O: Spinous process of T12 to L3

I: Posterior surface 9th thru 12th rib

N: T9, 10, 11, 12

A: Depress the ribs during exhalation

Front 40

Interspinalis

Back 40

O and I: Cervical- spinous processes C2-T3; Lumbar- spinous processes T12-L5

N: Spinal

A: Extend vertebral column

Front 41

Spinalis

Back 41

O: Thoracis- spinous process of upper lumbar and lower thoracic vertebrae

Cervicis- ligamentum nuchae, spinous process of C7

I: Thoracis- spinous process of upper thoracic

Cervicis- spinous process of cervicals, except C1

N: Spinal

A: Lat flex column same side, extend vert column

Front 42

Transverse abdominus

Back 42

O: Lateral inguinal ligament, iliac crest, thoracolumbar fascia and internal surface of lower 6 ribs

I: Abdominal aponeurosis to linea alba

N: T7-T12, iliohypogastric and iliolinguinal, ventral divisions

A: compress abdominal contents