Laryngeal System Anatomy: Muscles

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Extrinsic Laryngeal Muscles

1. Supra Hyoid Muscles
2. Infra Hyoid Muscles

* support and fix the larynx in position in addition to either elevating or depressing it.

Supra Hyoid Muscles

Laryngeal Elevators
1. digastric muscle
2. stylohyoid muscle
3. Mylohyoid muscle
4. geniohyoid muscle
5. hyoglossus muscle

Infra Hyoid Muscles

Laryngeal Depressors

Digastric Muscle

connects the hyoid bone to the mastoid process and the mandibular symphysis

Stylohyoid Muscle

connects the hyoid bone to the styloid process

Mylohyoid muscle


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