levatores costarum muscles (elevator muscle of rib)

Origin

tips of the transverse processes of C7 & T1-T11

Insertion

subadjacent ribs between the tubercle & the angle

Action

elevates ribs for deep inspiration

Innervation

dorsal rami of spinal nerves C8-T11

More general terms

• skeletal muscle (voluntary muscle)

Additional terms

• levator costae brevis
• levator costae longus