Larynx Anatomy

Hyoid bone

Where are the parts of the hyoid bone from top to bottom?

Greater cornu, Lesser cornu, Corpus

Thyroid cartilage

Cricoid Cartilage

Epiglottis

Arytenoid cartilages

Corniculate cartilages

Cuneiform cartilages

What is the purple membrane?

Thyrohyoid membrane

What is the green ligament?

Middle thyrohyoid ligament

What is the yellow ligament?

Lateral thyrohyoid ligament

What ligament is this?

Conus elasticus

What ligament is this?

Vocal ligament

What ligament is this?

Posterior cricoarytenoid ligament

What is this muscle?

Lateral cricoarytenoid (LCA) (adduct VF)

What is this muscle?

Transverse arytenoid (adduct VF)

What is this muscle?

Oblique arytenoid (pull apex medially, assist in adducting VF)

What is this muscle?

Posterior cricoarytenoid (PCA) (rocks arytenoid out, abduct VF)

What is this muscle?

Cricothyroid (rocks thyroid forward, pitch up)

What is this muscle?

Thyrovocalis (tense VF, pitch up)

What is this muscle in purple?

Thyromuscularis (VF relaxer, pitch down)

What is this muscle circled in pink?

Anterior digastric (hyoid up and forward)

What is this muscle circled in teal?

Posterior digastric (hyoid up and back)

What is the muscle in red?

Mylohyoid (elevate hyoid, depress mandible)

What is this muscle in green?

Geniohyoid (elevate hyoid, depress mandible)

What is this muscle?

Stylohyoid (elevate.retract hyoid)

What is this muscle?

Thyrohyoid (depress hyoid, elevate larynx)

What is this muscle?

Sternohyoid (depress hyoid)

What is this muscle?

Omohyoid (depress hyoid)

What is this muscle?

Sternothyroid (depress thyroid)