Ch 4 Full Test Bank! Already Passed

Which of the following muscles when contracted allows for the retraction of the mandible? {Ans: Temporalis muscle The temporalis muscle works to elevate the mandible and, if only the posterior part contracts, retracts or moves the mandible backward.}Into which of the following categories of head and neck muscles is the omohyoid muscle placed? {Ans: Infrahyoid muscle The omohyoid muscle is located inferior to the hyoid bone so it is an infrahyoid muscle. It originates on the scapula; travels deep to the sternocleidomastoid muscle, where it attaches to a short tendon; and inserts on the hyoid bone.}Which of the following jaw movements is assisted by the temporalis muscle? {Ans: mandibular elevation and retraction}The action of pulling the mandible forward and rotating it downward is accomplished by the ___________muscle together with the other muscles involved with opening the jaw. {Ans: lateral pterygoid}Which of the following muscles narrows the fauces? {Ans: C. levator palatine B. palatopharyngeus A, B and C Correct! both A and B A. palatoglossus}Which of the following muscles is an extrinsic muscle of the tongue? {Ans: hyoglossus muscle}Which of the following are considered cervical muscles? {Ans: Sternocleidomastoid and trapezius muscles Both the sternocleidomastoid