Muscle
Mylohyoid
Floor of the mouth
High-yield
Forms the floor of the mouth; mylohyoid nerve (CN V3). Elevates the hyoid and tongue in swallowing.
Overview
A suprahyoid muscle forming the muscular floor of the oral cavity that elevates the hyoid and tongue during swallowing.
Reference facts
- Origin
Mylohyoid line of the mandible
- Insertion
Hyoid body and the median mylohyoid raphe
- Action
Elevates the hyoid bone, floor of the mouth, and tongue during swallowing and speaking
- Innervation
Mylohyoid nerve, a branch of the inferior alveolar nerve (CN V3)
- Blood supply
Sublingual / submental arteries