interspinales thoracis (muscles)(redirected from musculus interspinalis thoracis)
interspinales thoracis (muscles)[TA]
often poorly developed or absent deep muscles of back spanning between spinous process of thoracic vertebrae; action, extends thoracic vertebrae; nerve supply, dorsal primary rami of thoracic nerves.
Synonym(s): musculus interspinalis thoracis [TA], thoracic interspinal muscle, thoracic interspinales muscles
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