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Questions Mediastinum

Exam Questions: Mediastinum
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Questions Mediastinum

  1. 1. Questions Mediastinum
  2. 2. The superior mediastinum: 1 is bounded inferiorly by the diaphragm 2 contains the left recurrent laryngeal nerve 3 is bounded anteriorly by the mesosternum (body of the sternum) 4 is situated anterior to the upper four thoracic vertebrae 5 contains the vena azygos
  3. 3. The superior mediastinum: 1 is bounded inferiorly by the diaphragm F 2 contains the left recurrent laryngeal nerve T 3 is bounded anteriorly by the mesosternum (body of the sternum) F 4 is situated anterior to the upper four thoracic vertebrae T 5 contains the vena azygos F
  4. 4. The superior mediastinum contains the following: 1 the vagus nerve 2 the phrenic nerve 3 the coronary arteries 4 the thoracic duct 5 the lung roots
  5. 5. The superior mediastinum contains the following: 1 the vagus nerve T 2 the phrenic nerve T 3 the coronary arteries F 4 the thoracic duct T 5 the lung roots F
  6. 6. At mediastinoscopy: 1 the aortic arch is seen to reach the level of the jugular notch 2 the left recurrent laryngeal nerve is seen ascending lateral to the aortic arch 3 the left brachiocephalic vein is seen to cross posterior to the left common carotid artery 4 the left pulmonary artery is seen to lie above the left main bronchus 5 the right phrenic nerve lies medial to the superior vena cava
  7. 7. At mediastinoscopy: 1 the aortic arch is seen to reach the level of the jugular notch F 2 the left recurrent laryngeal nerve is seen ascending lateral to the aortic arch F 3 the left brachiocephalic vein is seen to cross posterior to the left common carotid artery F 4 the left pulmonary artery is seen to lie above the left main bronchus T 5 the right phrenic nerve lies medial to the superior vena cava F
  8. 8. The left Brachiocephalic vein: 1 is formed by the confluence of the internal and external jugular veins 2 is a content of the superior mediastinum 3 receives the inferior thyroid veins 4 receives the accessory hemiazygos vein 5 receives thymic veins
  9. 9. The left Brachiocephalic vein: 1 is formed by the confluence of the internal and external jugular veins F 2 is a content of the superior mediastinum T 3 receives the inferior thyroid veins T 4 receives the accessory hemiazygos vein F 5 receives thymic veins T
  10. 10. The following are contents of the posterior mediastinum 1 thoracic duct 2 thymic remnants 3 phrenic nerves 4 vagus nerves 5 splanchnic nerves
  11. 11. The following are contents of the posterior mediastinum 1 thoracic duct T 2 thymic remnants F 3 phrenic nerves F 4 vagus nerves T 5 splanchnic nerves T
  12. 12. The Oesophagus: 1 is lined with stratified squamous epithelium 2 derives its blood supply directly from the aorta 3 crosses the diaphragm at the level of the 7th thoracic vertebra 4 is narrowest at the gastro-oesophageal junction 5 has a venous drainage, in part, to the portal venous system
  13. 13. The Oesophagus: 1 is lined with stratified squamous epithelium T 2 derives its blood supply directly from the aorta T 3 crosses the diaphragm at the level of the 7th thoracic vertebra F 4 is narrowest at the gastro-oesophageal junction F 5 has a venous drainage, in part, to the portal venous system T
  14. 14. The thoracic duct: 1 is an upward continuation of the cisterna chyli 2 enters the thoracic cavity through the vena caval hiatus 3 is posterior to the oesophagus at the level of the 5th thoracic vertebra 4 has the descending thoracic aorta to its left side 5 drains into the left brachiocephalic vein
  15. 15. The thoracic duct: 1 is an upward continuation of the cisterna chyli T 2 enters the thoracic cavity through the vena caval hiatus F 3 is posterior to the oesophagus at the level of the 5th thoracic vertebra T 4 has the descending thoracic aorta to its left side T 5 drains into the left brachiocephalic vein T
  16. 16. The following structures are prominent in the anterior mediastinum of an adult: 1 sterno-pericardial ligaments 2 loose areolar tissue 3 the internal thoracic (mammary) arteries 4 thymus 5 phrenic nerves
  17. 17. The following structures are prominent in the anterior mediastinum of an adult: 1 sterno-pericardial ligaments T 2 loose areolar tissue T 3 the internal thoracic (mammary) arteries F 4 thymus F 5 phrenic nerves F
  18. 18. The Oesophagus in the superior mediastinum is in contact with the following structures: 1 arch of the aorta 2 trachea 3 left main bronchus 4 left brachiocephalic vein 5 thymus
  19. 19. The Oesophagus in the superior mediastinum is in contact with the following structures: 1 arch of the aorta T 2 trachea T 3 left main bronchus F 4 left brachiocephalic vein F 5 thymus F
  20. 20. The greater splanchnic nerves: 1 arise from the 5th to 9th ganglia of the thoracic sympathetic chain 2 carry visceral sensory fibres from abdominal viscera 3 carry visceral sensory fibres from pelvic viscera 4 pierce the diaphragmatic crura to enter the abdomen 5 are composed of presynaptic fibres
  21. 21. The greater splanchnic nerves: 1 arise from the 5th to 9th ganglia of the thoracic sympathetic chain T 2 carry visceral sensory fibres from abdominal viscera T 3 carry visceral sensory fibres from pelvic viscera F 4 pierce the diaphragmatic crura to enter the abdomen T 5 are composed of presynaptic fibres T

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Exam Questions: Mediastinum To see the video go to: www.thefunkyprofessor.com

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