Muscle Attatchments

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Author:
Ashley.M.L
ID:
48954
Filename:
Muscle Attatchments
Updated:
2011-01-12 11:43:49
Tags:
Muscle Attachments
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Description:
Origins/ Insertions
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  1. Psoas Major
    Origin: (1)
    Insertion: (1)
    Action:(3)
    Nerve: (1)
    • Origin:
    • Bodies and Transvers processes of lumber verterbrae.
    • Insertion:
    • Lesser Trocanter of Femur
    • Action:
    • Flex, Add, Lat Rot Hip
    • Nerve:
    • Ant. Rami (L1,2,3)
  2. Illicaus
    Origin:(1)
    Insersion: (1)
    Action: (3)
    Nerve: (1)
    • Origin:
    • Illicas Fosser
    • Insertion:
    • Lessor Trocanter Femur
    • Action:
    • Flex, Add, Lat Rot Hip
    • Nerve:
    • Femoral Nerve (L2+L3)
  3. Piriformis
    Origin: (1)
    Insertion: (1)
    Action:(2)
    Nerve: (1)
    • Origin:
    • Ant Serface Sacrum
    • Insertion:
    • Greater Troanter
    • Action:
    • Lat Rot Hip, Abb when hip is flexed
    • Nerve:
    • Ant. Rami of Sacral Plexus (L5+S1+S2)
  4. Quadrat Femoris
    Origin: (1)
    Insertion: (1)
    Action:(1)
    Nerve: (1)
    • Origin:
    • Lateral border of Ichial Tuberosity
    • Insertion:
    • Post. Surface of Femur
    • Action:
    • Lat Rot Hip
    • Nerve:
    • Nerve to Quad. Fem. (L4,5 + S1)
  5. Obdurator Internus
    Origin: (2)
    Insersion: (1)
    Action:(1)
    Nerve: (1)
    • Origin:
    • Obdurator membrane AND Pelvic surface
    • Insersion:
    • Med. Surface of Greater Trocanter
    • Action:
    • Lat Rot Hip
    • Nerve:
    • Nerve to Obdu. Int. (L5+S1,2)
  6. Obturator Externus
    Origin: (2)
    Insertion: (1)
    Action: (1)
    Nerve: (1)
    • Origin:
    • Sup. And Inf. Rami of pubis
    • Insertion:
    • Trochcanter Fossa of Femur
    • Action:
    • Lat Rot Hip
    • Nerve:
    • Post. branch of Ob. Nerve (L3+L4)
  7. Gemellus Superior
    Origin:
    Insertion:
    Action:
    Nerve:
    • Origin:
    • Spine of Ischium
    • Insersion:
    • Upp. Boarder of Greater Trochanter
    • Action:
    • Lat. Rot. Hip
    • Nerve:
    • Nerve to Ob. Int. (L5+S1,2)
  8. Vastus Inermedius
    Origin: (1)
    Insertion: (1)
    Action:(1)
    Nerve: (1)
    • Origin:
    • Ant. Lat. Shaft Femur
    • Insertion:
    • Tibial Tuberosity
    • Action:
    • Knee Exten
    • Nerve:
    • Femoral Nerve (L2,3,4)
  9. Vastus Lateralis
    Origin:(2)
    Insertion: (1)
    Action: (1)
    Nerve: (1)
    • Origin:
    • Lat. Lip Linea Aspera AND Gluteal Tuberosity
    • Insersion:
    • Tibial Tuberosity
    • Action:
    • Knee Exten
    • Nerve:
    • Femoral Nerve (L2,3,4)
  10. Vastus Medialis
    Origin: (1)
    Insertion: (1)
    Action: (1)
    Nerve: (1)
    • Origin:
    • Med. Lip of Linea Aspera
    • Insertion:
    • Tibial Tuberosity
    • Action:
    • Knee Exten
    • Nerve:
    • Femoral Nerve (L2,3,4)
  11. Rectus Femoris
    Origin: (1)
    Insertion: (1)
    Action: (2)
    Nerve: (1)
    • Origin:
    • A.I.I.S
    • Insertion:
    • Tibial Tuberosity
    • Action:
    • Knee Exten AND Flex Hip
    • Nerve:
    • Femoral Nerve (L2,3,4)
  12. Gemellus Inferior
    Origin:
    Insertion:
    Action:
    Nerve:
    • Origin:
    • Ichial Tuberosity
    • Insertion:
    • Upp Boarder of Greater Trochanter
    • Action:
    • Lat Rot Hip
    • Nerve:
    • Nerve to Quad. Fem. (L4,5+S1)
  13. Adductor Magnus
    Origin:(3)
    Insertion: (2)
    Action: (3)
    Nerve: (2)
    • Origin:
    • Inferior Ramus of Pubis
    • Ramus of Ischium
    • Ichial Tuberosity
    • Insersion:
    • Linea Aspera
    • Add Tubercle
    • Action:
    • Add Hip
    • Med Rot Hip
    • Assis Hip Flex
    • Nerve:
    • Ischiopubic ramus: Post.Div. of Obt. Nerve (L2,3)
    • Ischal Tube: Tib.Div of Sciatic Nerve (L4)
  14. Adductor Longus
    Origin: (1)
    Insertion: (1)
    Action: (3)
    Nerve: (1)
    • Origin:
    • Pubic Tubercle
    • Insersion:
    • Med. Lip of Linea Aspera
    • Action:
    • Add Hip AND Med Rot Hip AND Assis Hip Flex
    • Nerve:
    • Ant. Div of Obt. Nerve (L2,3,4)
  15. Adductor Brevis
    Origin: (1)
    Insertion: (1)
    Action: (3)
    Nerve: (1)
    • Origin:
    • Inferior Ramus of Pubis
    • Insertion:
    • Pectineal line of femur
    • Action:
    • Add Hip AND Med Rot Hip AND Assis Hip Flex
    • Nerve:
    • Ant. Div of Obt. Nerve (L2,3,4)
  16. Gracillis
    Origin: (2)
    Insertion: (1)
    Action: (3) (1)
    Nerve: (1)
    • Origin:
    • Inferior Ramus of Pubis AND Ramus of Ischium
    • Insersion:
    • Prox. Med Shaft of Tibia at Pes Anserius Tendon
    • Action:
    • Add Hip AND Med. Rot. Hip AND Assis Hip Flex.
    • (Also Flexs and Med. Rot.s Knee)
    • Nerve:
    • Ant. Div of Obt. Nerve (L2+L3)
  17. Gluteus Maximus
    Origin: (5)
    Insertion: (2)
    Action: (5)
    Nerve: (1)
    • Origin:
    • Coccyx AND Post. Sacrum AND
    • Post. illac crest AND Sacrotuberus AND Sacrotuberus AND Sacroilliac Ligamets.
    • Insertion:
    • Gluteal Tuberosity (Upp. Fibers) AND Illiotibial Tract (Low. Fibers)
    • Action:
    • Exten, Lat Rot. and ABd's the Hip
    • AND lower fibers ADd the Hip
    • Nerve:
    • Inf. Glut. Nerve (L5+S1,2)
  18. Gluteus Medius
    Origin: (2)
    Insertion:(1)
    Action: (3)
    Nerve:
    • Origin:
    • External Surface of Illium between
    • Ant./Inf. Gluteal Lines
    • Insertion:Ant. Boarded of Greater Tochanter
    • Action:
    • ABd AND Flex AND Med. Rot. Hip
    • Nerve:
    • Sup. Glut. Nerve (L4,5+S1)
  19. Biceps Femoris
    Origins: (2)
    Insertion: (1)
    Actions: (3)(1)
    Nerve: (2)
    • Origins:
    • Long Head - Ischial Tuberosity
    • Short Head - Lat. Lip of Linea Aspera
    • Insertion:
    • Head of Fibula
    • Action:
    • Knee Flex AND Hip Exten AND Tilt Pelvis Post. AND Lat. Rot. Hip
    • Nerve:
    • Long head - Tib. Div of Sciatic Nerve
    • Short head - com. Peroneal of Sciatic Nerve (L5+S1,2)
  20. Semitendinosus
    Origin: (1)
    Insertion: (1)
    Actions: (3) (1)
    Nerve: (1)
    • Origin:
    • Ischial Tuberosity
    • Insertion:
    • Prox. Med Shaft of Tibia
    • Action:
    • Knee Flex AND Hip Exten AND Tilt Pelvis Post. AND Med. Rot. Hip
    • Nerve:
    • Tib. Div. of Sciatic Nerve (L5+S1,2)
  21. Semimembranosus
    Origin:(1)
    Insertion: (1)
    Action: (3) (1)
    Nerve: (1)
    • Origin:
    • Ischial Tuberosity
    • Insertion:
    • Post. Asspect of Med. Condyle of Tibia
    • Action:
    • Knee Flex AND Hip Exten AND Tilt Pelvis Post. AND Med. Rot Hip
    • Nerve:
    • Tib. Div. of Sciatic Nerve (L5+S1,2)
  22. Sartorius (7)
    Origin: (1)
    Insertion: (1)
    Action: (5)
    Nerve: (1)
    • Origin:
    • A.S.I.S
    • Insertion:
    • Prox. Med. Shaft of Tibia
    • Action:
    • Flex, ABd, Lat. Rot. Hip AND Knee Flex AND Med Rot. Flexed Knee
    • Nerve:
    • Femoral Nerve (L2,3)
  23. Tensor Fascia Latae
    Origin: (1)
    Insertion: (1)
    Action: (3)
    Nerve: (1)
    • Origin:
    • Illiac Crest (Post. to ASIS)
    • Insertion:
    • Illiotibial Tract
    • Action:
    • Flex, ABd and Med Rot. Hip
    • Nerve:
    • Sup. Glut. Nerve (L4,L5)
  24. Iilliotibial Tract
    • - Superficial sheet of fascia along Lat. thigh.
    • - extends from Gluteal fiscia down to Tibial Tubical @ Knee.
  25. Internal Oblique:
    Origin: (3)
    Insertion: (2)
    Action:(5)
    Nerve:(3
    • Origin:
    • Lat. 2/3rd inguinal Lig.
    • Ant 2/3rds of intermediate line of illiac crest.
    • Thoracolumbar fascia
    • Insertion:
    • Linea alba
    • cartilage of of ribs 7-12
    • Action:
    • Acting together:- Compress abdomen- Flex V. Colnm.
    • Acting Singly:- Lat. Flex V.Colnm.- Esp. Lumbar portion- Rot. V.Colnm
    • Nerve:
    • Thoracic Spinal Nerve (T8-T12)Iliohypogastric nerveIlioinguinal Nerve
  26. External Oblique:
    Origin: (1)
    Insertion: (2)
    Action:(4)
    Nerve:(2)
    • Origin:
    • Ribs 5-12
    • Insertion:
    • Out.2/3rds Illiac crest
    • Linea Alba
    • Action:
    • Bilaterally - compresses abdomen,flexes vertebral column.
    • Unilaterally - Lat flex V. Colmn. Esp. lumber Colnm.
    • Nerve:
    • Thoracic Spinal Nerve (T7-T12)
    • Iliohypogastric nerve
  27. Rectus Abdominis:
    Origin: (2)
    Insertion: (2)
    Action: (5)
    Nerve:(1)
    • Origin:
    • Pubic crest
    • Pubic symphasis
    • Insertion:
    • Ant. Surface of Xiphoid process.
    • costal cartilages of 5th,6th,7th rib
    • Action:
    • Flex Vertebral column.
    • Lumber portion compress abdomen to:
    • -defecate
    • - urinate
    • - force exhalation
    • -childbirth
    • Nerve:Thoracic spinal nerve (T6/7-T12)
  28. Tibialis Posterior:
    Origin:(3)
    Insertion: (4)
    Action: (2)
    Nerve: (1)
    • Origin:
    • Lat. Aspect of Post. Surface of tibia.
    • Post. Surface of Fibia
    • Interosseous membrane
    • Insertion:
    • Tubercal on Med. Aspect of Navicular.
    • Planter surface of Med. Cuneiform.
    • Cuboid.2,3,4
    • M.Tls
    • Action:
    • Planterflex foot at ankle joint.
    • Inverts foot at intertarsal joint
    • Nerve:
    • Tibial nerve ( L4+L5)
  29. Gastrocnemius:
    Origin: (2)
    Insertion: (1)
    Action: (2)
    Nerve: (1)
    • Origin:
    • Med. and Lat. condyles of femur
    • Insertion:
    • Med. Post. Surface of Calcaneus.
    • (Achilles tendon)
    • Action:
    • Planterflex foot at ankle.
    • Flex leg at knee
    • Nerve:
    • Tibial nerve (S1 + S2)
  30. Peroneus Longus
    Origin: (2)
    Insertion: (2)
    Action: (2)
    Nerve: (1)
    • Origin:
    • Lat. Condyle of tibia
    • Upp. 2/3rd Lat surface of fibula.
    • Insertion:
    • Planter Lat. Surface Med. Cuneiform .
    • Base of 1st metarasal
    • Action:
    • Planterflex foot at ankle joint.
    • Everts foot at intertarsal joints
    • Nerve:
    • Sup.Peroneal nerve (L5+S1)
  31. Peroneus Brevis:
    Origin: (1)
    Insertion: (1)
    Action: (2)
    Nerve: (1)
    • Origin:
    • Lower 2/3rd of fibula
    • Insertion:
    • Tubercle on Lat side of base 5th Metarls
    • Action:
    • Planter flex foot at ankle.
    • Everts foot at intertarsal joints
    • Nerve:
    • Sup. Peroneal nerve (L5+S1)
  32. Plantaris:
    Origin: (1)
    Insertion: (1)
    Action: (2)
    Nerve: (1)
    • Origin:
    • Lat. Sup. condylar ridge
    • Insertion:
    • Med. Post. surface of calcaneus (Achilles tendon)
    • Action:
    • Weak Planterflex foot at ankle.
    • Weak Flex leg at knee
    • Nerve:
    • Tibial nerve (S1+S2)
  33. Soleus:
    Origin: (2)
    Insertion: (1)
    Action: (1)
    Nerve: (1)
    • Origin:
    • Head of fibulaMed. border of tibia
    • Insertion:
    • Med. Post. Surface of Calcaneus (Achilles tendon)
    • Action:
    • Planterflex foot at ankle
    • Nerve:
    • Tibial nerve (S1+S2)
  34. Extensor Digitorum Longus:
    Origin:(3)
    Insertion: (1)
    Action: (3)
    Nerve: (1)
    • Origin:
    • Up 2/3rd of Ant. Surface of fibula.
    • Lat. Condyle of tibiaInterosseous membrane
    • Insertion:
    • Med. Dist. Phalanges of toes 2-5
    • Action:
    • Dorsiflex foot at ankle.
    • Extends Dist.Med. Phalanges of toes at int.Phalangl joints
    • Prox.Phalanx of toes at Met.Phal joints
    • Nerve:
    • Deep Peroneal (L5+S1)
  35. Exstensor Hallucis Longus:
    Origin: (2)
    Insertions: (1)
    Action: (2)
    Nerve: (1)
    • Origin:
    • Med. Ant surface of fibula adj. to interosseous membrane
    • Insertion:
    • Base of distal phalanx on dorsal surface of hallucis.
    • Action:
    • Dorsiflex foot at ankle.
    • Extend prox. Phalanx of G.T at Met.Phal. joint
    • Nerve:
    • Deep Peroneal (L5+S1)
  36. Tibials Anterior:
    Origin: (2)
    Insertion:(2)
    Action: (1)
    Nerve: (1)
    • Origin:
    • Lat surface of tibiaInterosseous membrane.
    • Insertion:
    • Med cuneiform.
    • Base of 1st metarsal
    • Action:
    • Dorsiflex ankle
    • Nerve:
    • Deep Peroneal (L4+L5)
  37. Psoas MAjor (Illiopsoas):
    Origin: (4)
    Insertion: (1)
    Action: (2)
    Nerve:
    • Origin:
    • (Upp attach)
    • Adj margins of body of vertebrae T12.
    • (Low attach)
    • Upp margin of body of L5.
    • Frnt and Med. part of each Transverse process.
    • Insertion:
    • Tip of Lesser Trocanter of femur
    • Action:
    • Flex thigh at Hip.
    • Lat. Rot. Thigh.
    • Nerve:
    • Lumber Spinal Nerve (L1+L2+L3)
  38. Transverse Abdominis:
    Origin: (4)
    Insertion: (
    Action
    Nerve:
    • Origin:
    • Lat 2/3rds of inguinal Lig.
    • Ant 2/3rds inner lip of Illiac crest.
    • Thoracolumbar fascia.
    • Ostal cart. Of ribs 5-10
    • Insertion:
    • Xiphoid process.
    • Linea alba
    • pubis
    • Action:
    • Increase internal abdominal pressure.
    • Nerve:
    • Thoracic Spinal Nerve (T8-T12)
    • Iliohypogastric Nerve
    • Ilioinguinal Nerve

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