Illustration piriformis muscle

Piriformis muscle

1. Pear-shaped muscle -
   Piriformis muscle
2. Iliac scoop -
   Ala ossis ilii
3. Posterior sacrum holes -
   Foramina sacralia posteriora
4. Sacrum -
   Sacrum
5. Great Rolling Hill -
   Greater trochanter
6. Small rolling hill -
   Lesser trochanter
7. Femoral shaft -
   Corpus femoris
8. Ischium -
   Os ischii (ischium)
9. Fifth lumbar vertebra -
   Vertebra lumbalis V

You can find an overview of all Dr-Gumpert images at: medical illustrations

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