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Stack #141607

Muscle Worksheet

MuscleOriginInsertionInnervationActionPrime Mover
Deltoid Lateral 1/3 of clavicle, acromion, and spine of scapula Deltoid tuberosity Axillary from brachial plexus Abduction of shoulder, Flexion/Extension of shoulder, Medially/Laterally rotates shoulder (blank)
Trapezius External occipital protuberance, superior nuchal line of occiput, ligamentum nuchae, and spinous process of C7-T12 Lateral 1/3 of clavicle, acromion, and spine of scapula Spinal accessory and cervical plexus Extend head/neck, Lateral flex of neck to same side, Rotate neck to opposite side,stabilize scapula, rotate scapula up/down, Adduct scapula (blank)
Latissimus Dorsi Spinous process T6-T12, last 3-4 ribs, thoracolumbar aponeurosis, and posterior illiac crest Crest of lesser tubercle of humerus Thoracodorsal Extend, adduct, and medially rotate shoulder (blank)
Teres Major Lateral side of inferior angle and lower half of lateral border of the scapula Crest of lesser tubercle of humerus Lower subscapular Extend, adduct, and medially rotate shoulder (blank)
Supraspinatus Supraspinous fossa of the scapula Greater tubercle of humerus Suprascapular Abducts shoulder and stabilizes head of humerus in glenoid cavity (blank)
Infraspinatus infraspinous fossa of the scapula Greater tubercle of humerus Suprascapular Laterally rotates shoulder, Adduct & Extend shoulder, stabilizes head of humerus in glenoid cavity (blank)
Teres Minor Superior half of lateral border of scapula Greater tubercle of humerus Axillary Laterally rotates shoulder, Adduct & Extend shoulder, stabilizes head of humerus in glenoid cavity (blank)
Subscapularis Subscapular fossa of the scapula Lesser tubercle of humerus Upper/lower subscapular Medially rotates shoulder and stabilizes head of humerus in glenoid cavity (blank)
Rhomboid Major Spinous processes of T2-T5 Medial border of scapula; between spine of scapula and inferior angle Dorsal scapular from brachial plexus Adduct, elevate, and downwardly rotate scapula (blank)
Rhomboid Minor Spinous processes of C7 and T1 Upper portion of medial border of scapula, across form spine of scapula Dorsal scapular from brachial plexus Adduct, elevate, and downwardly rotate scapula (blank)
Levator Scapulae transverse process of cervical 1-4 vertebral border of scapula, between superior angle and scapular spine dorsal scapular C5, and ventral rami of C3,4 scapular elevation, downward rotation, and retraction (blank)
Serratus Anterior superior lateral surfaces of upper 8 or 9 ribs costal surface of vertebral border along inferior angle of scapula Long thoracic, C5,6,7. scapular protraction, upward rotation, stabilization (blank)
Pectoralis Minor anterior surface of 3rd, 4th, 5th ribs coracoid process of scapula coracoid process of scapula protraction with fixed ribs, elevates ribs with coracoid fixed (scapular depression, downward rotation, stabilization) (blank)
Pectoralis Major C: ant surface of med. 1/2 clavicle; S: sternum to 7th rib, cartilages of true ribs and aponeurosis of ext. obliques lateral lip of the intertubercular sulcus of the humerus (bicipital groove); crest of greater tubercle C:lateral pectoral C5, 6 S: lateral and medial pectoral, C7,8, T1. flexion, adduction, horiz. flexion, medial rotation. S also extends flexed humerus (blank)
Coracobrachialis Coracoid Process roughening in the medial shaft musculocutaneous, C5-7 flexes arm at glenohumeral joint (blank)
Biceps Brachii supraglenoid tubercle on scapula(long) and coracoid process (short) radial tuberosity musculocutaneous, C5-6 forearm flexion and supination (blank)
Brachialis anterior aspect of the humerus and adjacent intermuscular septae tuberosity of the ulna musculocutaneous, C5-6 (and some C7 from Radial N.) forearm flexion (blank)
Triceps Brachii infraglenoid tubercle(long), superior 1/2 of post. humerus(lat), inferior 2/3 of post. humerus (medial) olecranon process of ulna radial, C6-8 extension of forearm (long also adducts shoulder) (blank)
Pronator Teres medial epicondyle(humeral) and medial coronoid process (ulnar) middle 1/3 lateral radius median, C6-7 pronation and flexion (blank)
Pronator Quadratus linear ridge on distal anterior surface of ulna distal ant. surface of radius median nerve (ant. interosseus), C7-8 pronation (blank)
Supinator lateral epicondyle, radial collateral lig., annular lig, supinator crest of the ulna lateral surface of radius Deep Radial, C6-7 supination (blank)
Flexor Carpi Radialis medial epicondyle anterior surface of base of 2nd and 3rd metacarpal median, C6-7 flexion and radial deviation (blank)
Flexor Carpi Ulnaris medial epicondyle posterior border of ulna ulnar, C7-8 and T1 wrist flexion and ulnar deviation (blank)
Flexor Digitorum Superficialis medial epicondyle and coronoid process(humeroulnar), oblique line of radius (radial) 4 tendons to base of middle phalanges median, C8 and T1 wrist flexion, MCP jt and IP jt flexion (blank)
Flexor Digitorum Profundus Anteromedial surface of ulna and anteromedial surface of interosseus membrane palmar surface of distal phalynx median (lat. half) and ulnar (medial half), C8 and T1 flexes DIP, MP and wrist (blank)
Extensor Carpi Ulnaris lateral epicondyle and post. border of ulna post. surface of 5th metacarpal post. interosseus, C7-8 extends and ulnarly deviates wrist (blank)
Extensor Carpi Radialis Longus Distal lateral supracondylar ridge dorsal surface of base of 2nd metacarpal Radial, C6-7 wrist extension and radial deviation with coulpled with flexor carpi radialis) (blank)
Extensor Digitorum lateral epicondyle 4 tendons, split 1 to dorsal MP and 2 to DP post. interosseus C7-8 extends fingers (blank)
Extensor Indicis Posterior ulna and interosseus membrane ext. hood of index (ex. digit tendon) post. interosseus, C7-8 Extends phalanges of index (blank)
Lumbricals Surfaces of the flexor digitorium profundus tendons Extensor aponeurosis on dorsal durface of phalanges Second and third: Median Fourth and fifth: Ulnar Extend 2nd-5th fingers @ interphalangeal joints Flex 2nd-5th fingers @ metacarpophalangeal joints (blank)
Palmar Interossei Base of 1st, 2nd, 4th, and 5th metacarpals Base of proximal phalanges of related finger and the extensor aponeurosis ulnar Adduct the thumb, 2nd, 4th, and 5th fingers toward 3rd finger. Assist in Extend 2nd-5th fingers @ interphalangeal joints. Assist in Flex 2nd-5th fingers @ metacarpophalangeal joints (blank)
Psoas Major Bodies and transverse processes of lumbar vertebrae Lesser Trochanter Lumbar plexus Flex, laterally rotate, and adduct the hip (blank)
Psoas Minor Body and transverse processes of 1st lumbar vertebrae Superior ramus of pubis Ventral rami of lumbar Assist to create lordotic cuvature in the lumbar spine, tilts pelvis posteriorly (blank)
Iliacus Iliac fossa Lesser Trochanter Femoral Flex, laterally rotate, and adduct the hip (blank)
Sartorius Anterior superior iliac spine (ASIS) Proximal, medial shaft of tibia @pes anserinus tendon Femoral Flex, laterally rotate, and abduct the hip, flex knee and medially rotate flexed knee (blank)
Tensor Fasciae Latae Iliac crest, posterior to ASIS Iliotibial tract Superior gluteal Flex, medially rotate, and abduct the hip (blank)
Rectus Femoris Anterior inferior iliac spine (AIIS) Tibial Tuberosity Femoral Extend knee and Flex hip (blank)
Vastus Medialis Medial lip of linea aspera Tibial Tuberosity Femoral Extend knee (blank)
Vastus Lateralis Lateral lip of linea aspera, glueal tuberosity Tibial Tuberosity Femoral Extend knee (blank)
Vastus Intermedius Anterior and lareral shaft of femur Tibial Tuberosity Femoral Extend knee (blank)
Biceps Femoris (long head): ischial tuberosity (short head): lateral lip of linea aspera head of fibula tibial and peroneal Flex the knee, laterally rotate flexed knee, extend and laterally rotate hip, tilt pelvis posteriorly (blank)
Semitendonosus Ischial tuberosity Proximal, medial shaft of tibia at pes anserinus tendon tibial Flex knee, medially rotate flexed knee, extend hip and medially rotate hip, tilt pelvis posteriorly (blank)
Semimembranosus Ischial tuberosity Posterior aspect of medial condyle of tibia tibial Flex knee, medially rotate flexed knee, extend hip and medially rotate hip, tilt pelvis posteriorly (blank)
Gluteus Maximus Coccyx, edge of sacrum, posterior iliac crest, sacotuberous and sacroiliac ligaments Gluteal tuberosity and iliotibial tract Inferior gluteal Extend, adduct, abduct, and laterally rotate the hip (blank)
Gluteus Medius Gluteal surfice of ilium between iliac crest and posterior/anterior gluteal line Greater trochanter Superior gluteal Flex, extend, abduct, medially/laterally rotate hip (blank)
Gluteus Minimus Gluteal surface of ilium between anterior and inferior gluteal lines Anterior border of greater tochanter Superior gluteal Flex, medially rotate, and abduct the hip (blank)
Adductor Magnus Inferior ramus of the pubis, ramus of iscium and ischial tuberosity Medial lip of linea aspera and adductor tubercle Obturator and tibial Extend, adduct and medially rotate hip, assist in flexing hip (blank)
Adductor Longus Pubic Tubercle Medial lip of linea aspera Obturator Adduct and Medially rotate hip; assist in flex of hip (blank)
Adductor Brevis Inferior ramus of pubis Pectineal line and medial lip of linea aspera Obturator Adduct and Medially rotate hip; assist in flex of hip (blank)
Gracillis Inferior ramus of pubis and ranus of ischium Proximal, medial shaft of tibia @ pes anserinus tendon Obturator Adduct and Medially rotate hip; Flex knee and Medially rotate flexed knee (blank)
Piriformis Anterior suface of sacrum Greater trochanter Branch of sacral plexus Laterally rotate hip and Abduct hip when hip is flexed (blank)
Gastrocnemus Condyles of femur Calcaneus via calcaneal tendon Tibial Flex knee and plantar flex ankle (blank)
Soleus Soleal line, posterior surface of tibia and fibula Calcaneus via calcaneal tendon Tibial plantar flex ankle (blank)
Peroneus Longus (fibularis) Proximal 2/3 of lateral fibula Base of 1st metatarsal and medial cuneiform Superior peroneal Evert foot and assist in plantar flex of ankle (blank)
Peroneus Brevis Distal 2/3 of lateral fibula Tuberosity of 5th metatarsal Superior peroneal Evert foot and assist in plantar flex of ankle (blank)
Tibialis Anterior (extensor) Proximal lateral surface of tivia and interosseous membrane Medial cuneiform and base of 1st metatarsal Deep Peroneal invert foot and dorsiflex ankle (blank)
Extensor Digitorum Longus Proximal anterior shaft of fibula and interosseous membrane Middle and distal phalanges of 2nd-5th toes Deep Peroneal Extend 2nd-5th toes, evert foot and dorsiflex ankle (blank)
Extensor Hallucis Longus Middle anterior ssurface of fibula and interosseous membrane Distal phalanges of 1st toes Deep Peroneal Extend 1st toe, invert foot and dorsiflex ankle (blank)
Tibialis Posterior (flexor) Proximal posterior shaft of tibia, proximal fibula and interosseous membrane Navicular, cuneiforms cuboid, and bases of 2nd-4th metatarsals Tibial invert foot and plantar flex ankle (blank)
Flexor Digitorum Longus Middle posterior surface of tibia Distal phalanges of 2nd-5ht toes Tibial Flex 2nd-5th toes; weak invert foot and plantar flex ankle (blank)
Flexor Hallucis Longus Middle half of posterior fibula Distal phalanges of 1st toe Tibial Flex 1st toe; weak invert foot and plantar flex ankle (blank)
Spinalis Cervicis Ligamentum nuchea, spinous process of C7 Spinous process of upper thoracic Dorsal primary division of spinal nerves (Unilaterally) Laterally flex vertebral column to same side (Bilaterally) Extend vertebral column (blank)
Spinalis Thoracis Spinous process of upper lumbar and lower thoracic vertebae Spinous process of cervicals, except C1 Dorsal primary division of spinal nerves (Unilaterally) Laterally flex vertebral column to same side (Bilaterally) Extend vertebral column (blank)
Longissimus Capitis Transverse process of upper 5 thoracic vertebrae Mastoid process of temporal bone Dorsal primary division of spinal nerves (Unilaterally) Laterally flex vertebral column to same side (Bilaterally) Extend vertebral column (blank)
Longissimus Cervicis Transverse process of upper 5 thoracic vertebrae Transverse process of cervical vertibrae Dorsal primary division of spinal nerves (Unilaterally) Laterally flex vertebral column to same side (Bilaterally) Extend vertebral column (blank)
Longissimus Thoracic Common Tendon (Thoroculumbar aponeurosis) attaced to posterior surface of sacrum, iliac crest, spinous processes of lumbar and last 2 thoracic vertebrae Lower 9 ribs and transverse processes of thoracic vertebrae Dorsal primary division of spinal nerves (Unilaterally) Laterally flex vertebral column to same side (Bilaterally) Extend vertebral column (blank)
Iliocostalis Cervicis Posterior surface of ribs 1-12 Transverse process of lower cervicals. Dorsal primary division of spinal nerves (Unilaterally) Laterally flex vertebral column to same side (Bilaterally) Extend vertebral column (blank)
Iliocostalis Thoracis Posterior surface of ribs 1-12 Posterior surface of ribs 1-6 Dorsal primary division of spinal nerves (Unilaterally) Laterally flex vertebral column to same side (Bilaterally) Extend vertebral column (blank)
Iliocostalis Lumborum Common Tendon (Thoroculumbar aponeurosis) attaced to posterior surface of sacrum, iliac crest, spinous processes of lumbar and last 2 thoracic vertebrae Transverse process of lumbar vertebrae 1-3 and posterior suface of ribs 6-12 Dorsal primary division of spinal nerves (Unilaterally) Laterally flex vertebral column to same side (Bilaterally) Extend vertebral column (blank)
Multifidi Sacrum and transvers processes of lumbar through cervical vertebrae Spinous processes of lumbar vertebrae through second cervical vertebra; (multifidi span 2 to 4 vertebrae Dorsal primary division of spinal nerves (Unilaterally) Rotate vertebral column to opposite side (Bilaterally) Extend vertebral column (blank)
Rotatores Transverse processes of lumbar through cervical vertebrae Spinous processes of lumbar vertebrae through second cervical vertebra; (rotators span 1 to 2 vertebrae Dorsal primary division of spinal nerves (Unilaterally) Rotate vertebral column to opposite side (Bilaterally) Extend vertebral column (blank)
Semispinalis Capitis Transverse process of thoracic vertebrae, articular processes of lower cervicals Spinous processes of upper thoracic and cervical (except C1), and superior nuchal line of occiput Dorsal primary division of spinal nerves Extend vertebral column and head (blank)
Splenius Capitis Ligamentum nuchae, spinous processes of C7 to T3 Mastoid process and lateral prtion of superior nuchal line Branches of dorsal division of cervical (Unilaterally) Rotate head and neck to same side, laterally flex head and neck (Bilaterally) Extend head and neck (blank)
Spenius Cervicis spinous processes of T3 to T6 Transverse process of upper cervical vertebrae Branches of dorsal division of cervical (Unilaterally) Rotate head and neck to same side, laterally flex head and neck (Bilaterally) Extend head and neck (blank)
Quadratus Lumborum Posterior iliac crest Last rib and transverse processes of 1st -4th lumbar vertebrae Branches of 1st lumbar and 12th thoracic (Unilaterally) Laterally tilt pelvis, Laterally flex vertebral to same side and assist to extend vertebra column (Bilaterally) Fix last ribduring inhalationand forced exhalation (blank)
Rectus Abdominis Pubic crest, pubic symphysis Cartilage of 5th, 6th, and 7th ribs and xiphoid process Branches of intercostals Flex vertebra column (blank)
External Oblique Lower 8 ribs Anterior part of iliac crest, abdominal aponeurosis to linea alba Branches of intercostals (Unilaterally) Laterally flex vertebrae to same side, rotate vertebrae to opposite side (Bilaterally) Flex vertebrae and compress abdominal contents (blank)
Internal Oblique Lateral inguinal ligament, iliac crest and thoroculmbar fascia Internal surface of lower 3 ribs, abdominal aponeurosis to linea alba Branches of intercostals (Unilaterally) Laterally flex vertebrae to same side, rotate vertebrae to opposite side (Bilaterally) Flex vertebrae and compress abdominal contents (blank)
Transverse Abdominis Lateral inguinal ligament, iliac crest, thoroculmbar fascia and internal surface of bs abdominal aponeurosis to linea alba Branches of intercostals Compress abdominal contents (blank)
Sternocleidomastoid (SCM) Sternal head- Top of manubrium Clavicular head- Medial 1/3 of clavicle Mastoid process of temporal bone and lateral portion of superior nuchal line of occiput Spinal Accessory (Unilaterally) Laterally flex head and neck to same side and rotate head/ned to opposite side (Bilaterally) Flex neck and assist in inhalation (blank)
Scalenes (Anterior) Transverse processes of 3rd-6th cervical vertebrae first rib Cervical and Brachial plexus (Unilaterally) with ribs flexed, laterally flex head/neck to same side and rotate head/neck to opposite side (Bilaterally) Elevate ribs during inhalation and flex head/neck (blank)
Scalenes (Middle) Transverse processes of 2nd-7th cervical vertebrae first rib Cervical and Brachial plexus (Unilaterally) with ribs flexed, laterally flex head/neck to same side and rotate head/neck to opposite side (Bilaterally) Elevate ribs during inhalation and flex head/neck (blank)
Scalenes (Posterior) Transverse processes of 5th-6th cervical vertebrae ond rib Cervical and Brachial plexus (Unilaterally) with ribs flexed, laterally flex head/neck to same side and rotate head/neck to opposite side (Bilaterally) Elevate ribs during inhalation and flex head/neck (blank)
Masseter Zygomatic arch Angle and ramus of mandible Mandibular nerve Elevate mandible (blank)
Temporalis Temporal fossa corinoid process of mandible Deep temporal branck of mandible nerve Elevate mandible (blank)
Created by: ladybug2000 on 2008-07-28



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