Quiz: Anatomy — AUA MCQ

1. Abductor of vocal folds:

A A. Lateral cricoarytenoid B B. Posterior cricoarytenoid C C. Aryepiglottic muscle D D. Cricothyroid E E. Interarytenoid

2. Recurrent laryngeal nerve supplies following laryngeal muscles, except:

A A- Cricothyroid B B. Posterior cricoarytenoid C C. Vocalis D D. Lateral cricoarytenoid E E. Interarytenoid

3. Cricoid cartilage is at the vertebral level of:

A A. C2 B B. C4 C C. C6 D D. T1 E E. T3

4. Bony part of the nasal septum consists of:

A A. Perpendicular plate of ethmoid and vomer B B. Perpendicular plate of palatine and vomer C C. Perpendicular plate of palatine, vomer, and perpendicular plate of ethmoid D D. Perpendicular plate of palatine, vomer, palatine crest of maxilla E E. Perpendicular plate of vomer, palatine, rostrum of sphenoid

5. Opening into the inferior meatus of the nose is for:

A A Frontal air sinus B B Nasolacrimal duct C C Maxillary air sinus D D Sphenoidal air sinus E E Frontal and maxillary air sinuses

6. Maxillary air sinus opens into:

A A. Superior meatus of the nose B B. Inferior meatus of the nose C C. Spheno-ethmoidal recess of the nose D D. Middle meatus, through hiatus semilunaris E E. Middle meatus through bulla ethmoidalis

7. Sphenoid air sinus opens into:

A A. Superior meatus of the nose B B. Inferior meatus of the nose C C. Spheno-ethmoidal recess of the nose D D. Middle meatus, through hiatus semilunaris E E. Middle meatus through bulla ethmoidalis

8. Middle group of ethmoid air sinus open into:

A A. Superior meatus of the nose B B. Inferior meatus of the nose C C. Spheno-ethmoidal recess of the nose D D. Middle meatus, through hiatus semilunaris E E. Middle meatus through bulla ethmoidalis

9. Inferior nasal concha belongs to:

A A. Ethmoid B B. Sphenoid C C. Vomer D D. Maxilla E E. None of the above

10. Geniculate ganglion is concerned with:

A A. Secretomotor nerves to the lacrimal gland B B. Secretomotor nerves to the submandibular gland C C. Sensory nerves to the face D D. Sensory nerves to the oropharynx E E. Taste

11. Following Dural venous sinus occupies the tentorium cerebelli:

A A. Sphenoparietal B B. Inferior petrosal C C. Straight D D. Inferior sagittal E E. Occipital

12. Glossopharyngeal nerve supplies………………

A A. Superior constrictor B B. Palatopharyngeus C C. Stylopharyngeus D D. Middle constrictor E E. Inferior constrictor

13. Regarding the trachea, following are true except:

A A. Divides at level of lower border of the 4th thoracic vertebra (sternal angle) B B. Reinforced by complete cartilaginous rings C C. Anterior relation of oesophagus D D. Supplied by inferior thyroid artery in the neck E E. Posterior relation of arch of aorta.

14. ……………………………… muscle relaxes the vocal cord:

A A. Posterior crycoarytenoid B B. Lateral cricoarytenoid C C. Oblique arytenoid D D. Transverse arytenoid E E. Thyroarytenoid

15. Regarding the pharynx, one statement is wrong:

A A. Continuous with the esophagus at the level of the C6th vertebra B B. Starts at level of C3. C C. Palatine tonsil is present in lateral wall of oropharynx. D D. Stylopharyngeus -one of its muscles- supplied by glossopharyngeal nerve. E E. Eustachian tube opens in the nasopharynx.

16. Which one of the following muscles is supplied by oculomotor nerve?

A A. Superior oblique B B. Orbicularis occuli C C. Lateral rectus D D. Levator palpebrae superioris

17. Following infrahyoid muscles are supplied by Ansa cervicalis except:

A A. Sternohyo B B. Omohyoid C C. Sternothyroid D D. Thyrohyoid

17. Following infrahyoid muscles are supplied by Ansa cervicalis except:

A A. Sternohyo B B. Omohyoid C C. Sternothyroid D D. Thyrohyoid

Superior aperture of thorax (thoracic inlet) is bounded by:

A A- First thoracic vertebra B B- Medial borders of first ribs C C- Upper border of manibrium sterni D E- All the above

19. Followings are boundaries of thoracic outlet EXCEPT:

A A. Posteriorly; 12th thoracic vertebra B B. Laterally, curving costal cartilages C C. Anteriorly, lower end of sternum D E. All the above

20. Jugular notch (suprasternal) lies opposite disc between:

A A. 7 th cervical and 1st thoracic vertebra B B. 1 st and 2nd thoracic vertebrae C C. 2 nd and 3rd thoracic vertebrae D D. 3 rd and 4th thoracic vertebrae

21. Sternal angle lies opposite the disc between:

A A. 1 st and 2nd thoracic vertebrae B B. 2 nd and 3rd thoracic vertebrae C C. 3 rd and 4th thoracic vertebrae D D. 4 th and 5th thoracic vertebrae

22. Which of following costal cartilages do not articulate with body of sternum?

A A. First B B. Fourth C C. Third D D. Second

23. Which of following are true ribs?

A A. Upper 7 pairs B B. Lower 5 pairs C C. Lower 2 pairs D D. The 12 pairs

24. Regarding the first rib, one statement is TRUE:

A A. Has a costal groove B B. Attached to the sternal angle by its costal cartilage. C C. Its head has two facets for articulation with thoracic vertebrae. D d. Has upper and lower borders

24. Regarding the first rib, one statement is TRUE:

A A. Has a costal groove B B. Attached to the sternal angle by its costal cartilage. C C. Its head has two facets for articulation with thoracic vertebrae. D d. Has upper and lower borders

25. Part of a rib which articulates with transverse process of corresponding vertebra is:

A A. Head B B. Neck C C. Tubercle D D. Angle

26. Regarding the manubrio-sternal joint, one statement is TRUE:

A A. Articulation between manubrium with body of sternum B B. 2ry cartilaginous joint C C. Can be recognized by presence of transverse ridge on anterior aspect of sternum. D D. Lies opposite level of 3rd costal cartilage.

27. Regarding external intercostal muscle, following are true EXCEPT:

A A. The most superficial layer B B. Its fibres directed downward and backward. C C. Originated from inferior border of the rib above. D D. Inserted into superior border of the rib below.

28. Regarding the internal intercostal muscle, followings are true EXCEPT:

A A. Intermediate layer B B. Its fibres are directed downward and backward. C C. Originated from subcostal groove of the rib above. D D. Extends backward from sternum (front) to tubercle of rib (behind)

30. Regarding intercostal spaces, one statement is WRONG:

A A. Contain three layers of muscles. B B. Contain posterior rami of thoracic nerves. C C. Contain one large single posterior intercostal artery. D D. Contain two smaller anterior intercostal arteries.

31. Regarding the diaphragm, one statement is WRONG:

A A. Has sternal and vertebral origin B B. Costal origin consists of 8 slips from lower 8 ribs. C C. Central tendon is fused with fibrous pericardium. D D. Aortic opening lies at the level of twelfth thoracic vertebra.

32. From oesophageal opening of the diaphragm following structures pass EXCEPT:

A A. Oesophagus B B. Left phrenic nerve. C C. Right gastric nerve D D. Left gastric nerve.

33. Regarding typical intercostal nerve, one statement is WRONG:

A A. Ventral ramus of the thoracic nerve B B. Comes out from the intervertebral foramen. C C. Lies in most of its course in the subcostal groove. D D. Supplies cutaneous branches to the skin of the back

34. Regarding typical intercostal nerve, one statement is WRONG:

A A. Pectoralis major muscle is supplied by it. B B. In the costal groove the vessels lie above it. C C. Supplies intercostal muscles D D. Each has collateral branch.

35. Internal thoracic artery usually arises from:

A A. Descending thoracic aorta B B. Axillary C C. First part of subclavian artery D D. Second part of subclavian artery

36. Internal thoracic vein drains into:

A A. Superior vena cava B B. Brachiocephalic vein C C. Internal jugular vein D D. Subclavian vein

37. Posterior intercostal arteries are branches of:

A A. Superior intercostal arteries B B. Descending thoracic aorta C C. Internal thoracic artery D .D. A and B

38. Following are branches of the intercostal nerves EXCEPT:

A A. Dorsal cutaneous B B. Rami communicates. C C. Lateral cutaneous D D. Anterior cutaneous

39. Following are parts of the parietal pleura EXCEPT:

A A. Costal B B. Suprapleural C C. Diaphragmatic D D. Mediastinal

40. Regarding right lung following statements are true EXCEPT:

A A. Shorter than the left lung B B. Has three lobes C C. Has two fissures D D. Has eight segments

41. Root of right lung has following structures EXCEPT:

A A. Eparterial bronchus B B. Two pulmonary veins C C. Two bronchial arteries D D. One pulmonary artery

42. Following structures are related to mediastinal surface of the right lung EXCEPT:

A A. Superior vena cava B B. Inferior vena cava C C. Right atrium D D. Arch of aorta

43. The left lung has following features EXCEPT:

A A. Has two lobes B B. Related to superior vena cava. C C. Has cardiac notch D D. Has lingua

44. Following structures occupy the superior mediastinum EXCEPT:

A A. Pericardium B B. Thymus C C. Aortic arch D D. Trachea

45. Following structures occupy the middle mediastinum EXCEPT:

A A. Pericardium B B. Pulmonary arteries C C. Heart D D. Oesophagus

46. Following are contents of posterior mediastinum EXCEPT:

A A. Descending aorta B B. Oesophagus C C. Inferior vena cava D D. Vena azygos

47. Which of the following structures is not located in the mediastinum?

A A. Pericardium with heart B B. Trachea C C. Lungs D D. Vagus nerves

48. Regarding cervical pleura, one statement is WRONG:

A A. Extends into the neck. B B. Lines under surface of suprapleural membrane C C. Autonomic nerve supplies it. D D. Posteriorly it is related to the neck of first rib.

49. Branches of phrenic nerves (motor and sensory) to:

A A. Muscle of the diaphragm (motor) B B. Peritoneum covering central region of under surface of diaphragm (sensory) C C. Pleura covering central part of upper surface of diaphragm (sensory) D D.Visceral pleura (sensory)

50. Regarding the right phrenic nerve, following are true EXCEPT:

A A. Descends along right side of right brachiocephalic vein and superior vena cava B B. Passes in front of root of right lung. C C. Runs along right side of pericardium, which separates the nerve from the right atrium. D D.Its terminal branches pass through oesophageal opening in the diaphragm.

51. Most superficial structure in the superior mediastinum is:

A A. Aortic arch B B. Thymus gland C C. Left brachiocephalic vein. D D.Vagus nerve

52. At the level of the sternal angle:

A A. Upper border of left atrium B B. Bifurcation of pulmonary trunk C C. Bifurcation of trachea D D. Aortic valve

53. Regarding vertebral part of the diaphragm, followings are true EXCEPT:

A A. Right crus; sides of bodies of first 3 lumbar vertebrae and intervertebral discs B B. Left crus; sides of bodies of first 2 lumbar vertebrae and intervertebral disc. C C. Median arcuate ligament; connects medial fibrous borders of 2 crura, D D. Lateral arcuate ligament; thickened upper margin of fascia covering anterior surface of iliacus muscle.

54. Regarding boundaries of mediastinum:

A A. Superiorly, thoracic inlet and root of neck B B. Inferiorly, the diaphragm C C. Laterally, the 12 ribs and their costal cartilages D D. Anteriorly, the sternum

55. Regarding nerve supply of the lungs, followings are true EXCEPT:

A A. Pulmonary plexuses at the root of each lung B B. Composed of efferent and afferent autonomic nerve fibres. C C. Formed of branches of sympathetic trunk and parasympathetic fibres of vagus nerve D D. Afferents of both sympathetic and parasympathetic do sensation to pain

56. Regarding lymph drainage of the lungs, followings are true EXCEPT:

A A. Originates in superficial and deep plexuses. B B. Present in the alveolar walls. C C. Superficial (subpleural) plexus lies beneath visceral pleura. D D. Deep lymph plexus travels along bronchi and pulmonary vessels toward hilum of lung

57. Regarding arterial supply of the lungs, all are true EXCEPT:

A A. Bronchial arteries B B. Left bronchial arteries arise from descending thoracic aorta. C C. Right bronchial artery may arise from upper left bronchial artery. D D. Bronchial arteries supply parietal pleura.

58. Regarding characteristics of a broncho-pulmonary segment, all are true EXCEPT:

A A. Subdivision of a lung lobe B B. Pyramidal in shape C C. Surrounded by visceral pleura. D D. Has segmental bronchus, segmental artery, lymph vessels and autonomic nerves

59. Regarding the lungs, following statements are true EXCEPT:

A A. Covered with visceral pleura. B B. Hard during life C C. lies on each side of mediastinum. D D. pink in colour in child

60. Each lung has following features EXCEPT:

A A. Very elastic, shrink after opening of thoracic cavity. B B. Suspended free in its own pleural cavity. C C. Attached to mediastinum only by its root. D D. Apex, blunt, projects upward into neck, above lateral end of clavicle

61. Each lung has following features EXCEPT:

A A. Base, concave, sits on the diaphragm. B B. Costal surface, convex, corresponds to concave chest wall. C C. Mediastinal surface, concave, moulded to pericardium and mediastinal structures. D D. Anterior border, thick and overlaps heart

62. Each lung has following features EXCEPT:

A A. Posterior border is thin. B B. Posterior border lies beside the vertebral column. C C. Most of inferior border of the lung is thin and sharp. D D. Inferior border forms boundary of the base of the lung

63. Regarding mediastinal surface of left lung, followings are true EXCEPT:

A A. Hilum of the lung B B. Cardiac impression formed by left ventricle, left auricle, part of right ventricle. C C. Impression for pulmonary trunk D D. Groove for ascending aorta

64. Following sentences regarding the lungs are true EXCEPT:

A A. Oblique fissure of right lung runs from inferior border until it cuts posterior border B B. Horizontal fissure runs across costal surface at level of 4th costal cartilage to meet oblique fissure in midclavicular line. C C. Middle lobe of right lung is triangular bounding by horizontal and oblique fissures. D D. Anterior border of left lung has cardiac notch.

65. Regarding the left principal bronchus, followings are true EXCEPT:

A A. Narrower and shorter than the right B B. about 2 inches long C C. passes to the left below arch of aorta and in front of oesophagus D D. more horizontal than the right

66. Regarding the right principal bronchus, followings are true EXCEPT:

A A. Wider than the left bronchus B B. Trachea and bronchi can be examined from inside by the bronchoscope. C C. Before entering hilum of right lung, gives superior lobar bronchus. D D. More vertical than the left bronchus

67. Regarding the trachea, following are true EXCEPT

A A. About 5 inches long and one inch in diameter B B. Has fibroelastic wall C C. Embedded in series of U-shaped bars of bone to keep the lumen patent. D D. Beginning in the neck below cricoid cartilage of the larynx

68. Regarding nerve supply of the pleura, all are true EXCEPT:

A A. Costal pleura by intercostal nerves B B. Mediastinal pleura by vagus nerve C C. Over domes of diaphragmatic pleura by phrenic nerve D D. Around periphery of diaphragmatic pleura by lower 6 intercostal nerves

69. Regarding cost diaphragmatic recesses, followings are true EXCEPT:

A A. Between costal and diaphragmatic pleurae B B. Normally separated by pus in pleural cavity C C. During inspiration lower margins of lungs descend into the recesses D D. During expiration lower margins of lungs ascend so that costal and diaphragmatic pleurae come together again

70. Regarding pleura followings are true EXCEPT:

A A. Pulmonary ligament, loose fold hangs down from the pleural cuff B B. Pulmonary ligament allows movement of pulmonary vessels and large bronchi during respiration. C C. Pleural fluid is a small amount of synovial fluid. D D. Pleural fluid covers surfaces of the pleura.

Regarding development of respiratory system, following are true Except:

A A. Begins to develop at the age of 4 weeks. B B. Arises as an outgrowth from dorsal wall of foregut called lung bud. C C. 2 Tracheoesophageal ridges separate the lung bud from the foregut. D D. Dorsal part of foregut gives esophagus.

2. Following are varieties of Lung anomalies, Except:

A A. Agenesis, B B. Hypoplasia (small lung) C C. Accessory lung D D. Ectopic lung lobes; from heart

3. Following are stages of maturation of the lung, Except:

A A. Pseudo glandular B B. Glandular C C. Canalicular D D. Terminal sac

4. Regarding development of respiratory system, following are true Except:

A A. Hyaline membrane disease; due to increase surfactant. B B. Tracheoesophageal fistula results from incomplete fusion of tracheoesophageal folds. C C. Variation in lobes number is an anomaly of the lung. D D. Pseudo glandular stage is formed of bronchi and terminal bronchioles only

5. Following structures of respiratory system are formed of splanchnic mesoderm surrounding the gut Except:

A A. Cartilage B B. Muscles C C. Blood vessels D D. Bronchioles

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