MOD.txt

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Author:
omy4strz
ID:
16594
Filename:
MOD.txt
Updated:
2010-05-20 20:11:10
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MOD
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Description:
Muscle of day as of 4/28/10
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  1. Pectoralis Major 414
    Origin: medial clavical, sternum, ribs 1-7

    Insertion: bicipital groove of the humerus

    Action: flexion, medial rotation & adduction of the humerus
  2. Pectoralis Minor 407
    Origin: ribs 3-5

    Insertion: coracoid process of the scapula

    Action: depress, protracts, downward rotates the scapula & elevates ribs
  3. Anterior Deltoid 414
    Origin: lateral third of the clavicle

    Insertion: deltoid tuberosity

    Action: flexion & medial rotation of the shoulder
  4. Middle Deltoid 414
    Origin: acromion process on the scapula

    Insertion: deltoid tuberosity

    Action: abduction of the shoulder
  5. Posterior Deltoid 414
    Origin: scapular spine

    Insertion: deltoid tuberosity

    Action: extension & lateral rotation of the shoulder
  6. Trapezius 404
    Origin: external occipital protuberance (EOP) down to T-12 vertebra

    Insertion: lateral third of clavicle, acromion process, scapular spine

    Action: extension of head & neck & elevates scapula
  7. Latissimus Dorsi 410
    Origin: spinous processes of T7 to L5 vertebra

    Insertion: bicipital groove of the humerus

    Action: extension, medial rotation & adduction of the shoulder
  8. Sternocleidomastoid 471
    (bilateral)
    Origin: top of sternum, medial third of clavicle

    Insertion: mastoid process of temporal bone

    Action: flextion of neck
  9. Longissimus 492
    (bilateral)
    Origin: posterior sacrum

    Insertion: mastoid process

    Actions: extends the vertebral column
  10. Illiocostalis 493
    (bilateral)
    Origin: posterior iliac crest

    Insertion: ribs 1 - 12 (posterior)

    Action: extension of vertebral column
  11. Gluteus Maximus 438
    Origin: posterior sacrum, posterior iliac crest

    Insertion: iliotibial band

    Action: extension & lateral rotation of hip
  12. Gluteus Medius 438
    Origin: external ilium

    Insertion: greater trochanter of femur

    Action: medially rotation & abduction of hip
  13. Gluteus Minimus 438
    Origin: external ilium

    Insertion: greater trochanter of femur

    Action: medially rotation & abduction of hip
  14. Rectus Femoris 440
    Origin: anterior inferior iliac spine

    Insertion: tibial tuberosity

    Action: flextion of hip, extension of knee
  15. Vastus Medialis 441
    Origin: linea aspera (medial lip)

    Insertion: tibial tuberosity

    Action: extension of knee
  16. Vastus Lateralis 442
    Origin: linea aspera (lateral lip)

    Insertion: tibial tuberosity

    Action: extension of knee
  17. Vastus Intermedius 441
    Origin: anterior lateral femoral shaft

    Insertion: tibial tuberosity

    Action: extension of knee
  18. Sartorius 442
    Origin: anterior superior iliac spine

    Insertion: proximal anteriomedial tibial shaft

    Action: flextion of hip & knee
  19. Gracilis 446
    Origin: inferior pubic ramus

    Insertion: proximal anteromedial tibial shaft (@ pesanserinus)

    Action: flextion of knee, adduction of hip
  20. Semitendinosus 444
    Origin: ischial tuberosity

    Insertion: proximal posteriomedial tibial shaft @ pes anserinus

    Action: flexion of knee, extension & medial rotation of hip
  21. Semimembranosus 444
    Origin: ischial tuberosity

    Insertion: posteriomedial condyle of the tibia

    Action: flexion of knee, extension & medial rotation of hip
  22. Biceps Femoris Long Head 445
    Origin: ischial tuberosity

    Insertion: fibular head

    Action: flexion of knee, extension of hip
  23. Biceps Femoris Short Head 445
    Origin: linea aspera (lower lateral lip)

    Insertion: fibular head

    Action: flexion of knee
  24. Piriformis 434
    Origin: anterior sacrum

    Insertion: greater trochanter

    Action: lateral rotation of hip
  25. Psoas Major 432
    Origin: anterior lateral lumbar vertebrae

    Insertion: lesser trochanter

    Action: flexion & lateral rotation of hip
  26. Iliacus 433
    Origin: iliac fossa

    Insertion: lesser trochanter

    Action: flexion of hip
  27. Adductor Magnus 446
    Origin: ischial tuberosity & ramus, inferior pubic ramus

    Insertion: linea aspera

    Action: flexion, extension & adduction of hip
  28. Adductor Longus 447
    Origin: anterior pubic body

    Insertion: middle third of linea aspera (medial lip)

    Action: adduction of hip
  29. Adductor Brevis 447
    O: inferior pubic ramus

    I: proximal third of linea aspera (medial lip)

    A: Adduction of hip
  30. Pectineus 448
    O: superior pubic ramus

    I: linea aspera (medial lip)

    A: flexion & adduction of hip
  31. Popliteus 449
    O: lateral condyle of femur

    I: posterior proximal tibial shaft

    A: flexion of knee, medial rotation of leg
  32. Gastrocnemius 456
    O: medial & lateral epicondyle of femur

    I: calcaneus

    A: plantar flex ankle, flex knee
  33. Soleus 457
    O: superior posterior third of fibular shaft

    I: calcaneus

    A: plantar flex ankle
  34. Quadratus Lumborum 488
    O: posterior iliac crest

    I: inferior rib T-12, transverse process L1-L4

    A: lateral flexion of vertebral column, elevates hip, extension of lumbar spine
  35. Rectus Adominis 486
    O: superior pubic symphysis, superior tubercle

    I: costal cartilage ribs T5-T7, xiiphoid process

    A: flexion & lareral flexion of vertebral column, compresses abdominal contents
  36. External Obliques 486
    O: anterior lateral ribs T5 - T12

    I: linea alba

    A: compress abdominal contents
  37. Internal Obliques 487
    O: anterior iliac crest, inguinal ligament

    I: linea alba

    A: compresses abdominal contents
  38. Transverse Abdominis 487
    O: inner surface costal cartilage ribs T7-T12, inguinal ligament

    I: linea alba

    A: compresses abdominal contents
  39. Rotatores Brevis 490
    O: tranverse process of one vertebral segment

    I: spinous process of the vertebra one level higher than the origin

    A: unilateral rotation of vertebral column, bilateral extension of vertebral column
  40. Multifidus 481
    O: transverse process of one vertebral segment

    I: spinous process of 2nd, 3rd & 4th vertebral segment above

    A: unilateral rotation, lateral flexion & bilateral extension of vert column
  41. Splenius Capitis 474
    O: inferior nuchal ligament, spinous process C-7 to T-4

    I: mastoid process, superior nuchal line

    A: unilateral rotation of head, unilateral lateral flexion of neck, bilateral extension of head
  42. Anterior Scalene 473
    O: transverse process C3-C6

    I: superior surface rib1

    A: unilateral lateral flexion of neck, unilateral rotation of head, bilateral elevation of 1st rib during inspiration
  43. Levator Scapula 405
    O: transverse process C1 - C4

    I: medial border of scapula (superior root of spine)

    A: elevation & downward rotation of scapula
  44. Middle Scalene 473
    O: transverse process C2-C7

    I: superior surface rib 1

    A: unilateral lateral flexion of neck, unilateral rotation of head, bilateral elevation of 1st rib during inspiration
  45. Digastric (Clay 88)
    O: inferiorly, both bellies on hyoid bone

    I: superiorly, posterior belly on mastoid process & scm. Anterior belly on mandible.

    A: lowers & retracts mandible, raises hyoid, participates in swallowing & coughing (steadies hyoid)
  46. Splenius Cervicis 475
    O: spinous process T3-T6

    I: transverse process C1-C3

    A: rotation, extension & lateral flexion of neck
  47. Sternohyoid (Musc 3, 416)
    O: posterior surface of sternum, medial clavicle

    I: inferior surface of hyoid

    A: depresses hyoid bone, flexion of head & neck
  48. Omohyoid (Musc 3 422)
    O: inferior belly superior border of scapula, superior belly central tendo of clavicle

    I: inferior belly central tendon of clavicle, superior belly to inferior surface of hyoid

    A: depresses hyoid, flexion of neck & head
  49. Posterior Scalene 474
    O: transverse process C5-C7

    I: superior lateral surface rib 2

    A: unilateral lateral flexion of neck, bilateral elevation rib 2 during inspiration
  50. Mylohyoid
    O: mandile

    I: hyoid

    A: depresses mandible, elevates hyoid
  51. Sternocleidomastoid
    O: top of sternum, medial third of clavicle

    I: mastoid process of temporal bone

    A: flexion of neck
  52. Supraspinatus
    O: supraspinous fossa of scapula

    I: greater tubercle of humerus

    A: initiates abduction of humerus
  53. Infraspinatus
    O: infraspinous fossa of scapula

    I: greater tubercle of humerus

    A: lateral rotation of shoulder
  54. Subscapularis
    • O: subscapular fossa of scapula
    • I: lesser tubercle of humerus

    A: medial rotation of shoulder
  55. Rhomboids Major
    O: spinous process T2-T5

    I: medial border of scapula to inferior angle

    A: retracts & downward rotation of scapula
  56. Rhomboids Minor
    O: spinous process C7-T1

    I: medial border of scapula from root of scapular spine

    A: retracts & downward rotation of scapula
  57. Biceps Brachii
    O: supraglenoid tubercle of scapula (long hd), coracoid process of scapula (short hd)

    I: radial tuberosity, bicipital aponeurosis

    A: flexion of elbow & shoulder, supinates forearm

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