MCQ TEST HEAD & NECK.pptx first year anatomy AIIMS bilaspur

Test of mbbs first year

1. MCQ TEST HEAD & NECK

2. Question 1: 1. During surgery for a patient with an impacted mandibular third molar, injury to which of the following structures is most likely to result in numbness along the anterior two-thirds of the tongue? a) Lingual nerve b) Glossopharyngeal nerve c) Facial nerve d) Trigeminal nerve

3. Question 2: 2. An elderly patient presents with difficulty in opening his mouth due to trismus. Examination reveals a firm mass in the infratemporal fossa. Which of the following muscles is most likely to be involved in this condition? a) Temporalis b) Medial pterygoid c) Masseter d) Lateral pterygoid

4. Question 3:  3. During a surgical procedure involving the thyroid gland, the recurrent laryngeal nerve is at risk of injury. W hile ligating w hich of the following structures does the recurrent laryngeal nerve get injured during thyroid surgery? a) Common carotid artery b) Superior thyroid artery c) Inferior thyroid artery d) Subclavian artery

5. Question 4: 4. A 45-year-old male presents with weakness of the muscles of mastication. Examination reveals deviation of the jaw to the left when he opens his mouth. Which of the following nerves is most likely affected? a) Mandibular nerve (CN V3) b) Facial nerve (CN VII) c) Hypoglossal nerve (CN XII) d) Trigeminal nerve (CN V)

6. Question 5: 5. During a dental procedure, a dentist inadvertently damages the lingual nerve while administering local anesthesia . Which of the following sensations is most likely to be affected? a) Taste from the anterior two-thirds of the tongue b) Pain sensation from the anterior two-thirds of the tongue c) Temperature sensation from the posterior one-third of the tongue d) Proprioception from the posterior one-third of the tongue

7. Question 6: 6. A 25-year-old male presents to the emergency department with a complaint of recurrent nosebleeds (epistaxis) over the past few weeks. He reports that the bleeding usually starts spontaneously and is difficult to control. On examination, you note dried blood in the nasal passages, and upon further evaluation, you identify the source of bleeding to be in the anterior part of the nasal septum. The bleeding stops temporarily with local pressure but recurs when the pressure is released. Based on the clinical presentation and location of the bleeding, which of the following vascular structures is most likely responsible for the recurrent epistaxis in this patient? a) Anterior ethmoidal artery b) Posterior ethmoidal artery c) Sphenopalatine artery d) Greater palatine artery

8. Question 7: 7. 10 month old boy accidentally swallowed a small magnet of his toy car. He began to suffocate and was rushed to the hospital, where an x-ray examination showed impaction of a foreign body in the larynx. Which of the following statement is NOT true? a) Rimaglottis is the narrowest part of the larynx b) Lateral cricoarytenoid is the safety muscle of the larynx c) vocal folds are pearly white in color d) each vocal fold contains vocal ligament and vocalis muscle

9. Question 8: 8. False about the pointed structure Contains taste buds Contains mucus secreting glands Perichondrium absent Lined by Pseudostratified columnar epithelium

10. Question 9: 9. The Pointed space receives the opening of? Nasolacrimal duct Maxillary sinus Middle ethmoidal sinus Posterior ethmoidal sinus

11. Question 10: 10. Which of the following statements is NOT true about the pointed structure? Styloglossus arises from the anterior surface of the tip Laterally it is related to parotid gland Medially related to internal carotid artery Stylopharyngeus arises from the posterior surface

12. ANSWERS 1. a) 6. c) 2. d) 7. b) 3. c) 8. c) 4. a) 9. a) 5. b) 10. d)