Quadratus Lumborum Muscle
Iliocostalis Cervicis Muscle
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The iliocostalis cervicis is a deep back muscle located at the neck and part of the erector spinae.
Iliocostalis Cervicis:
Attachments of Iliocostalis Cervicis: Origin & Insertion
Origin: angles of ribs 3-6.
Insertion: transverse processes of C4-C6.
Actions of the Iliocostalis Cervicis Muscle:
- Bilateral action: extends and hyperextends cervical (neck) vertebrae.
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- Unilateral action: Laterally flexes cervical (neck) vertebrae.
Nerve Supply to Iliocostalis Cervicis:
- Dorsal rami of spinal nerves (C6-C8).