INTERSPINALES
\ˌɪntəspˈɪne͡ɪlz], \ˌɪntəspˈɪneɪlz], \ˌɪ_n_t_ə_s_p_ˈɪ_n_eɪ_l_z]\
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Origin: Spinous processes of all cervical vertebrae (except 1st); all lumbar vertebrae (except last), and 1st and 11th thoracic. Insertion: Spinous process of vertebra below. Nerve: Internal posterior branches of spinal. Action: Steady and extend spine.
By Alexander Duane
