Facial Muscles - Musculoskeletal - Flashcards

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Facial Muscles Flashcards

Question	Answer	Article
Which muscle closes the lips?	Obicularis oris	Link to Answer Article
Name the major muscles of the face?	Buccinator muscle Masseter muscle Lateral and medial pterygoids Digastricus muscle Zygomaticus muscle Temporalis muscle Platysma muscle	Link to Answer Article
Name the jaw opening muscle and its innervations	Digastricus Facial Nerve (CN VII) Manidbular branch of Trigeminal nerve (CN V3)	Link to Answer Article
Name the jaw closing muscles	Masseter Temporalis Lateral and Medial Pterygoids	Link to Answer Article
What is the innervation of the jaw closing muscles?	Mandibular branch of the Trigeminal nerve (CN V3)	Link to Answer Article
What are the functions of the lateral pterygoid?	Protrudes the jaw One-sided contraction to close jaw	Link to Answer Article
What is the function of the medial pterygoid?	One-sided contraction to close jaw	Link to Answer Article
What are the functions of the temporalis muscle?	Pulls mandible Rostrallywhich can lead to an Overbite Pulls mandible Caudallywhich can lead to an Underbite Pulls mandible dorsally	Link to Answer Article
What is the function of the masseter muscle?	Uni- and bi-lateral contractions to close jaw Prodrudes jaw	Link to Answer Article
What does the styloglossus muscle do?	Raises the Tongue Retracts the Tongue	Link to Answer Article
What does the genioglossus muscle do?	Protrudes the Tongue Depresses the Tongue	Link to Answer Article
What does the hyoglossus muscle do?	Retracts the Tongue Depresses the Tongue	Link to Answer Article
Name the muscles of the soft palate	Palatine muscle Tensor velli palatini Levator velli palatini Palatopharyngeous	Link to Answer Article