Anesthesia Final Exam Questions With Complete Solutions

The orbicularis oris is innervated by the _______ cranial nerve? a. V b. VII c. IX d. X e. XI correct answer: b. VII The masseter is innervated by the _____ cranial nerve. a. V b. VII c. IX d. X e. XI correct answer: a. V Which of the following muscles plays a direct role in keeping food on the posterior occlusal surfaces during mastication? a. Orbicularis oris b. Orbicularis oculi c. Zygomaticus major d. Mentalis e. None of the above correct answer: e. None of the above **Which of the following arteries supplies blood to the oral cavity?** a. Lingual b. Maxillary c. Palatal d. Mental e. They all do correct answer: e. They all do **Which of the following are branches of the internal carotid artery?** a. Lingual b. Maxillary c. Superficial temporal d. Facial e. None of the above correct answer: e. None of the above The blood supply to the muscle of mastication is from the ___ Artery. a. Mental b. Facial c. Lingual d. Maxillary e. Superficial temporal correct answer: d. Maxillary The vascular tissue that may be injured in a PSA injection is the ? a. Facial vein b. Pterygoid plexus of veins c. Temporal vein d. Retromandibular vein e. None of the above correct answer: b. Pterygoid plexus of veins Which of the following cranial nerves is involved in taste? a. Glossopharyngeal b. Vagus c. Facial d. All of the above e. A and B correct answer: d. All of the above **The second part of the trigeminal nerve is the _______ division.** a. Mandibular b. Ophthalmic c. Pharyngeal d. Buccal e. Maxillary correct answer: e. Maxillary **The nerve supply to the maxillary central incisiors is the _________ nerve.** a. Greaterpalatine b. Nasopalatine c. Incisive d. Anterior palatine e. None of the above correct answer: e. None of the above The nerve supply to the mucosa of the lower lip is the _______nerve. a. Lingual b. Long buccal c. Mental d. Incisive e. None of the above correct answer: c. Mental **The nerve supply to the palatal gingiva of the maxillary central incisor is the?** a. ASA b. MSA c. Greater palatine d. Nasopalatine e. Incisive correct answer: d. Nasopalatine Which of the following supplies taste sensation to the anterior 2/3 of the tongue? a. Glossopharyngeal b. Chorda tympani c. Greater petrousal d. Lingual e. Vagus correct answer: b. Chorda Tympani This cranial nerve passes through both the internal acoustic meatus and the Stylomastoid foramen to leave the skull. a. Facial nerve b. Ophthalmic c. Mandibular division of Trigemina