Masticatory muscle

Latin: Musculus masseter Definition The masticatory muscle (musculus masseter) is a masticatory muscle of the skeletal muscles and is responsible for closing the jaw together with the temporalis and medial pterygoid muscles. In addition, the masseter promotes the flow of saliva by exerting pressure on the salivary gland (Glandula parotis). History Base: front 2/3 of … Masticatory muscle

Inner wing muscle

Latin: Musculus pterygoideus medialis Definition The inner wing muscle (Musculus pterygoideus medialis) is a masticatory muscle of the skeletal musculature and together with the Musculus temporalis and Musculus masseter it is responsible for closing the jaw. In addition, it grinds up the food taken in by pulling the lower jaw forward. History Base: Lower jaw … Inner wing muscle

Outer wing muscle

Latin: Musculus pterygoideus lateralis English: lateral pterygoid muscle Synergists: mainly the suprahyal muscles: Musculus geniohyoideus, Musculus digastricus, Musculus mylohyoideus, Musculus stylohyoideus Antagonists: Musculus masseter, Musculus temporalis, Musculus pterygoideus medialis Definition The outer wing muscle is the only jaw opener. In addition, it pushes the lower jaw in the opposite direction during unilateral contraction, which results … Outer wing muscle