Quick Facts
Origin: Lesser horn of hyoid bone.
Insertion: Intrinsic muscles of tongue.
Action: Depresses tongue.
Innervation: Hypoglossal nerve (CN XII).
Arterial Supply: Sublingual and submental arteries.
Related parts of the anatomy
Origin
The chondroglossus muscle originates from the base of the lesser horn of the hyoid bone.
Insertion
The chondroglossus muscle courses superiorly for 2 cm and blends with the intrinsic muscles of the tongue between the hyoglossus and genioglossus muscles.
Key Features & Anatomical Relations
The chondroglossus muscle may be described as a portion of the hyoglossus muscle. However, it is separated from this muscle by a portion of genioglossus fibers.
Actions
The chondroglossus muscle depresses the tongue (Standring, 2016).
References
Standring, S. (2016) Gray's Anatomy: The Anatomical Basis of Clinical Practice. Gray's Anatomy Series 41st edn.: Elsevier Limited.
