Functions of Muscles: • Masseter - to close the mouth (specifically for chewing) • Digastric - pulls down, helps open your mouth • Mylohyoid - pushes the tongue up so that you can swallow, raises hyoid to swallow • Sternohyoid - lowers the hyoid bone so that your tongue can go down • Sternothyroid - to compress the larynx (voice box), helps you make different noises, speech muscle • Sternomastoid (sternocleidomastoid in humans) - rotate your neck left to right