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erector spinae tm100
erector spinae flashcards
Question | Answer |
---|---|
Origin- Spinous processes of upper lumbar and lower thoracic vertebrae, Ligamentum nuchae, spinous process of C-7 | Spinalis |
Origin- Common tendon, posterior surface of ribs 1-12 | Iliocostalis |
Origin- Commont tendon, transverse processes of upper 5 thoracic vertebrae | Longissimus |
Insertion- Spinous processes of upper thoracic, spinous processes of cervical vertebrae except C-1 | Spinalis |
Insertion- Lower 9 ribs and transverse processes of thoracic vertebrae, transverse processes of cervical vertebrae, mastoid process of temporal bone | Longissimus |
Insertion- Transverse processes of lumbar vertebrae 1-3 and posterior surface of ribs 6-12, posterior surface of ribs 1-6, transverse processes of lower cervicals | Iliocostalis |