1. Hip Muscles

2. Anterior Muscles

3. Sartorius O – ASIS I – Proximal anteromedial aspect of tibial condyle N – Femoral F – Hip FLx, ADD, ER Knee Flx & medial rotation Can palpate off ASIS but difficult to palpate in medium to heavy legged persons

4. Rectus Femoris O – AIIS I – Tibial tuberosity N – Femoral F – Knee EXT & Hip FLX Any place over anterior thigh

5. Psoas Major O – Transverse processes T12- L5 Intervertebral Disks T12-L5 I – Lesser trochanter of femur N – Lumbar Plexus (L1-L4) F – Hip Flex & ER Cannot be palpated unless rectus abdominus is relaxed

6. Iliacus O – Illiac Fossa I – Lesser trochanter N – Femoral F – Hip Flx & ER Assist with Hip ADD Cannot be palpated unless rectus abdominus is relaxed

7. Lateral Muscles

8. Tensor Fascia Lata O – Iliac crest I – IT band and then into the knee via Gerdy’s tubercle N – Superior Gluteal F – Hip ABD, Assist with knee Flx Slightly in front of greater trochanter

9. Gluteus Medius O – External surface of ilium between anterior & posterior gluteal lines I – greater trochanter N – Superior Gluteal F – Hip ABD, Anterior fibers – IR & Flx Posterior fibers -- ER and EXT Slightly in front and above the greater trochanter

10. Gluteus Minimus O – External surface of ilium between anterior and inferior lines I – Greater trochanter N – Superior Gluteal F – Hip ABD, Cannot be palpated

11. Posterior Muscles

12. Gluteus Maximus O – Posterior gluteal line of ilium Posterior surface of lower sacrum Coccyx I – IT band and gluteal tuberosity N – Inferior Gluteal F – Hip EXT & ER Upper fibers – Hip ABD Lower Fibers – Hip ADD Wide area on posterior pelvis

13. Semitendinosus O – Ishial Tuberosity I – Proximal medial surface of tibia N – Sciatic (tibial) F – Knee flexion Assists with hip EXT Near the knee on posteromedial side

14. Semimembranosus O – Ishial tuberosity I – Posteromedial apsect of medial tibial condyle Medial meniscus N – Sciatic (tibial branch) F – Knee FLX Assists with hip EXT Largely covered by other muscles, can palpate tendon on posteromedial aspect of tibia

15. Biceps Femoris O – Long Head Ishial tuberosity Short Head Linea Aspera I fibular head N – Long Head – Sciatic (tibial) Short Head – Sciatic (Peroneal) F – Knee FLX & Hip EXT Posterolateral side of distal knee

16. Deep Hip Rotators

17. Piriformis O – Sacrum I – greater trochanter N – Sacral (L5-S2) F – Hip ER

18. Gemellus Superior O – ishium I – greater trochanter N – Sacral (L5-S2) F – Hip ER

19. Obturator Internus O – Ishium I – Greater trochanter N – Sacral (L4-L5, S1-S2) F – Hip ER

20. Gemellus Inferior O – Anterior sacrum Posterior portions of ishium Obturator foramen I – Superior and poster portions of greater trochanter N – Sacral (L4-L5, S1-S2) F – Hip ER

21. Obturator Externus O – Posterior portions of ishium I – Greater trochanter N – Obturator F – Hip ER

22. Quadratus Femoris O – Posterior portions of ishium I – Greater trochanter N – Sacral (L4 -S1) F – Hip ER

23. Medial Muscles

24. Pectineus O – Superior ramus of pubis I – Pectineal line of femur N – Femoral F – Hip ADD Angle between the pubic bone and femur

25. Adductor Brevis O – Body & Inferior pubic ramus I – linea aspera N – Obturator F – Hip ADD Cannot be palpated

26. Adductor Longus O – Pubic crest I – linea aspera N – Obturator F – Hip ADD Just below pubic bone on medial side

27. Adductor Magnus O – Inferior pubic ramus Ishium ramus Ishial tuberosity I – Line aspera Adductor tubercle N – Anterior Portion --Obturator Posterior Portion – Sciatic (Tibial) F – Hip ADD Posteromedial surface of thigh

28. Gracilis O – pubic symphysis I – Medial Tibia (Pes Anserine Tendon) N – Obturator F – Hip ADD Assist knee Flx Medial side of thigh 2-3 inches below pubic bone