sternothyroid

Introduction

Infrahyoid strap muscle of the anterior neck.

Origin

• posterior surface of the manubrium of the sternum
• 1st or 2nd costal cartilage

Insertion

oblique line of thyroid cartilage

Action

depresses larynx

Innervation

upper cervical spinal nerves (ansa cervicalis)

More general terms

• skeletal muscle (voluntary muscle)