Speech Articulation
The site of attachment of the geniohyoid muscle the mental spine was hardly present in the Neanderthal man and occurs only I modern man in whom the mental protuberance has also appeared these changes in the bones occurred with the development of the muscles that take part in the act of articulate speech inherent only to man. . 1.It then ascends and attaches to the lateral surface of the thyroid cartilage (to its linea oblique).Action.lower the larynx. Innervation:C1-3 Medical Billing Training will all these for the medical coding and billing and also for the proper collections for the services performed.