COMPLETE SOLUTIONS FOR HEAD AND NECK ANATOMY FULL TEST BANK

COMPLETE SOLUTIONS FOR HEAD AND NECK ANATOMY FULL TEST BANK The ______ of a muscle is generally attached to the LEAST movable structure. - CORRECT ANSWER-origin The origin of a muscle is generally attached to the least movable structure. Which of the following muscles originates on the inferior border of the mandible and inserts at each of the labial commissures? - CORRECT ANSWER-Depressor anguli oris muscle Which of the following muscles is NOT considered a suprahyoid muscle? - CORRECT ANSWER-Sternothyroid muscle The sternothyroid muscle is located inferior to the hyoid bone. It originates on the sternum and inserts into the thyroid gland and cartilage. Which of the following muscles raises each labial commissure of the lips to contribute to a smile? - CORRECT ANSWER-Zygomaticus major muscle The zygomaticus major muscle elevates each labial commissure and pulls it laterally. It originates on the zygomatic bone and inserts into each labial commissure. Which of the following intraoral landmarks is one of the origins of the buccinator muscle? - CORRECT ANSWER-Pterygomandibular raphe The three origins for the buccinator muscle are the alveolar processes of the maxilla and mandible as well as the pterygomandibular raphe. Which of the following muscles is considered an extrinsic tongue muscle that retracts the tongue? - CORRECT ANSWER-Styloglossus muscle The styloglossus muscle moves the tongue superiorly and posteriorly and is an extrinsic tongue muscle. All three pharyngeal constrictors work to raise the pharynx and larynx during - CORRECT ANSWER-swallowing. All three pharyngeal constrictors work to raise the pharynx and larynx during swallowing. Which of the following muscles inserts onto the coronoid process? - CORRECT ANSWER-Temporalis muscle The temporalis muscle, which originates on the temporal fossa, inserts onto the coronoid process of the mandible, working to elevate the mandible. When swallowing, what do the suprahyoid muscles do, when the mandible is stabilized by closing the teeth together? - CORRECT ANSWER-Elevate the hyoid bone