O: Posterior tibia
I: Distal phlanx of four lesser toes
A: Flexes the four lesser toes; assists in ankle inversion and plantar flexion of the ankle
N: Tibial N. ( L5, S1)
What is flexor digitorum longus
100
O: Fibula and interosseous membrane
I: Distal phalanx of great toe
A: Extends first toe IP and MTP joints; assists in ankle inversion and dorsiflexion
N: Deep fibular N. (L4,L5,S1)
What is extensor hallucis longus
100
O: Sternum and clavicle
I: Mastoid process
A: bilaterally-flexes neck, hyperextends head. unilaterally-laterally bends the neck, rotates face to the opposite side
N: Accessory N.; second and third cervical nerves
What is sternocleidomastoid
100
O: Iliac crest, pubic tubercle, and linea alba
I: Lower 8 ribs laterally
A: bilaterally-trunk flexion;compression of the abdomen, unilaterally- lateral bending to same side; rotation to opposite side
N: 8-12 intercostal, iliohypogastric and ilioinguinal N.
What is external oblique
100
O: Transverse processes
I: Spinous processes of vertebrae above
A: bilaterally-extend neck and trunk, unilaterally- rotate head, neck and trunk to opposite side
N: Spinal N.
What is transversospinalis
200
O: Lateral tibia and interosseous membrane
I: First cuneiform and first metatarsal
A: Ankle inversion and dorsiflexion
N: Deep fibular N. (L4,L5,S1)
What is tibialis anterior
200
O: Fibula, interosseous membrane, tibia
I: Distal phalanx of four lesser toes
A: Extends four lesser toes, assists in ankle dorsiflexion
N: Deep fibular N. (L4, L5, S1)
What is extensor digitorum longus
200
O: Spinous processes of T3-T6
I: Transverse processes of C1-C3
A: bilaterally- extend neck, unilaterally- laterally bend and rotate the face to the same side
N: Middle and lower cervical N.
What is splenius cervicis
200
O: Transverse processes at lower levels
I: Transverse processes at upper levels, mastoid process
A: bilaterally-extend neck and trunk, unilaterally- rotate head and laterally bend neck and trunk to the same side
N: Spinal N.
What is erector spinae (longissimus portion)
200
O: Spinous process below
I: Spinous process above
A: Neck and trunk extension
N: Spinal N.
What is interspinales
300
O: Posterior lateral condyle of the femur
I: Posterior calcaneus
A: Very week assist in knee flexion and ankle plantar flexion
N: Tibial N. (L4,L5,S1)
What is plantaris
300
O: Posterior fibula and interosseous membrane
I: Distal phalanx of the great toe
A: Flexes great toe; assists in inversion and plantar flexion of the ankle
N: Tibial N. (L5,S1,S2)
What is flexor hallucis longus
300
O: Transverse processes of the cervical vertebrae
I: First and second ribs
A: bilaterally- assists in neck flexion, unilaterally- neck lateral bending
N: Lower cervical nerves (C3-C8)
What are scalenes
300
O: Inguinal ligament, iliac crest, thoracolumbar fascia and costal cartilages of the last 7 ribs
I: Pubis crest, abdominal aponeurosis and linea albe
A: Compression of abdomen
N: 7-12th intercostal, iliohypogastric and ilioinguinal N.
What is transverse abdominis
300
O: Spinous processes below
I: Spinous processes above
A: bilaterally-extend neck and trunk, unilaterally- rotate head and laterally bend neck and trunk to the same side
N: Spinal N.
What is erector spinae (spinalis portion)
400
O: Interosseous membrane, adjacent tibia and fibula
I: Navicular and most tarsals and metatarsals
A: Ankle inversion; assists in plantar flexion
N: Tibial N. (L5,S1)
What is tibialis posterior
400
O: Lateral proximal fibula and interosseous membrane
I: Plantar surface of first cuneiform and metatarsal
A: Ankle eversion; assists in ankle plantar flexion
N:Superficial fibular N. (L4,L5,S1)
What is fibularis longus
400
O: Pubic crest
I: Xiphoid process and costal cartilages of the 5th-7th ribs
A: Trunk flexion, compression of abdomen
N: 7th -12th intercostal N.
What is rectus abdominis
400
O: Iliac crest, lower ribs
I: angles of ribs, upper ribs and transverse processes of cervical vertebrae
A: bilaterally-extend neck and trunk, unilaterally- rotate head and laterally bend neck and trunk to the same side
N: Spinal N.
What is erector spinae (iliocostalis portion)
400
O: Iliac crest
I: 12th rib, transverse processes of all five lumbar vertebrae
A: Trunk lateral bending
N: 12th thoracic and 1st lumbar N.
What is quadratus lumborum
500
O: Posterior tibia and fibula
I: Posterior calcaneus
A: Ankle plantar flexion
N: Tibial N. (S1,S2)
What is soleus
500
O: Lateral distal fibula
I: Tuberosity on base of fifth metatarsal
A: Ankle eversion; assists in plantar flexion
N: Superficial fibular N. (L4, L5, S1)
What is fibularis brevis
500
O: Lower hald of nuchal ligament;spinous process of C7-T3
I: Lateral occipital bone;mastoid process
A: bilaterally-extend head and neck, unilaterally-laterally bend and rotate the face to the same side
N: Middle and lower cervical N.
What is splenius capitis
500
O: Inguinal ligament, iliac crest, thoracolumbar fascia
I: 8-12 ribs, linea alba
A: bilaterally- trunk flexion;compression of abdomen, unilaterally-lateral bending;rotation to same side
N: 8-12 intercostal, iliohypogastric and ilioinguinal N.
What is internal oblique
500
O: Transverse process below
I: Transverse process above
A: Neck and trunk lateral bending to the same side
N: Spinal N.