<prompt> Infrahyoid muscles are supplied by:Vagus nerveCervical plexusBrachial plexusSupraclavicular nerve  <response>: The infrahyoid muscle strap muscle are a group of four pairs of muscles in the anterior part of the neck.The four infrahyoid muscles are - sternohyoid, sternothyroid, thyrohyoid and omohyoid.Infrahyoid muscles either originate from or insert onto the hyoid bone.Its function is to depress the hyoid bone and larynx during swallowing and speech. 