SCHOOL OF ANATOMICAL SCIENCES Mock Run Questions. 4 May 2012

Transcription

1 SCHOOL OF ANATOMICAL SCIENCES Mock Run Questions 4 May 2012

2 1. With regard to the muscles of the neck: a. the platysma muscle is supplied by the accessory nerve. b. the stylohyoid muscle is supplied by the facial nerve. c. the sternohyoid muscle is supplied by the ansa cervicalis. d. the posterior belly of the digastric muscle is supplied by the facial nerve. e. the mylohyoid muscle is supplied by the facial nerve.

3 2. Structures that enter and exit the pharynx through the space between the base of the skull and superior constrictor muscle include: a. auditory tube. b. ascending pharyngeal artery. c. recurrent laryngeal nerve. d. levator veli palatini. e. internal laryngeal nerve.

4 3. The following statements are true concerning the larynx. a. Is composed of 6 cartilages. b. The ventricle is the region above the vestibular fold (false vocal chord). c. All muscles of the larynx are supplied by the recurrent laryngeal nerve. d. Is located in the midline opposite 2 nd and 3 rd cervical vertebrae. e. The free edge of the quadrangular membrane forms the vestibular ligament.

5 4. The submandibular ganglion a. is a sympathetic ganglion. b. is located at the inferior border of the mandible. c. receives preganglionic parasympathetic fibres from Chorda tympani. d. supplies both the submandibular and sublingual glands. e. receives sympathetic fibers from the superior cervical ganglion.

6 5.The otic ganglia of the head a. are pure sympathetic ganglia. b. are three in number. c. provide nerve fibres to the parotid glands. d. receive fibres from the trigeminal nerves. e. are located on the medial side of the mandibular nerve.

7 6. The fascial layers of the neck a. divide the neck into compartments. b. are important due to its connections with the middle mediastinum. c. include the investing and pretracheal layers. d. form potential spaces between them. e. envelope only the major blood vessels.

8 7. The parotid gland a. has terminal branches of the internal carotid artery forming within the deep surface of the gland. b. has the facial nerve lying superficial to the retromandibular vein within the glad. c. has a duct that enters the oral cavity at the level of the 2 nd upper molar tooth. d. has a duct that pierces the masseter muscle before it enters the oral cavity. e. has the glossopharyngeal nerve providing parasympathetic innervation through the otic ganglion.

9 8. The submandibular duct a. is approximately 5cm long. b. passes anteriorly from the gland. c. has the lingual nerve looping around it from lateral to medial. d. opens into the floor of the mouth via several openings. e. rises from the deep part of the gland

10 9. The tongue a. has four extrinsic muscles. b. can change its shape due to movement of the extrinsic muscles. c. receives sympathetic innervation via the hypoglossal nerve. d. receives motor supply from the pharyngeal plexus to one of its muscles. e. contains taste buds on the posterior third.

11 10. The valatepapilae a. are arranged in a V formation just posterior to the sulcus terminalis. b. are surrounded by moat like trenches. c. contain taste buds located in the walls of moatlike trenches. d. are round topped for greater surface exposure. e. have mucous secreting glands opening around it.

12 11. The following are contents of the pterygopalatine (pterygomaxillary) fossa. a. Maxillary artery. b. Pterygoid plexus. c. Lateral pterygoid muscle. d. Otic ganglion. e. Mandibular division of the trigeminal nerve.

13 12. The bones of the orbit include: a. the lacrimal bone laterally. b. the greater and lesser wings of the sphenoid bone posteriorly. c. the orbital process of the palatine bone centrally. d. the maxillary bone inferiorly. e. the frontal bone superiorly.

14 13. The muscles of facial expression a. are all innervated by the trigeminal nerve. b. all insert on the skin of the face. c. move the mandible during talking. d. receive blood from branches of the maxillary artery. e. are divided into groups according to their location.

15 14. The infrahyoid muscles include: a. sternohyoid muscle. b. geniohyoid muscle. c. mylohyoid muscle. d. omohyoid muscle. e. thyrohyoid muscle.