Superior Mediastinum And Lungs - Block 3

33 Questions | Total Attempts: 875

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Superior Mediastinum And Lungs - Block 3

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Questions and Answers
  • 1. 
    The area above the red line is called the _____________.
    • A. 

      Middle Mediastinum

    • B. 

      Gross Mediastinum

    • C. 

      Superior Mediastium

  • 2. 
    The Angle of Louis or sternal angle separates the inferior from superior mediastinum at what two vertebrae?
    • A. 

      T3 and T4

    • B. 

      C4 and C5

    • C. 

      T4 and T5

    • D. 

      L3 and L4

  • 3. 
    The Glandular plane of the superior mediastinum consist of ________.
    • A. 

      Aorta

    • B. 

      Thymus

    • C. 

      Superior vena cava

    • D. 

      Thoracic duct

  • 4. 
    The venous plane of the superior mediastinum consist of all of the following except?
    • A. 

      Left and right brachiocephalic vein

    • B. 

      Superior vena cava

    • C. 

      Arch of azygos vein

    • D. 

      Great saphenous vein

  • 5. 
    The arterial -nerous plane of the superior mediastenium consist of all of the following except ___________.
    • A. 

      Brachiocephalic trunk

    • B. 

      Left common carotid artery

    • C. 

      Right common carotid artery

    • D. 

      Left subclavian artery

    • E. 

      Left vagus nerve

    • F. 

      Right phrenic nerve

  • 6. 
    The visceral plane of the superior mediastinum consist of ____________.
    • A. 

      Trachea and esophagus

    • B. 

      Trachea and larynx

    • C. 

      Esophagus and larynx

    • D. 

      Trachea, esophagus and larynx

  • 7. 
    The lymphatic plane of the superior mediastinum consist of __________
    • A. 

      Descending aorta

    • B. 

      Thoracic duct

    • C. 

      Lymphatic ducts

    • D. 

      No such thing

  • 8. 
    The thymus sit anteriorly to the ________________ and _____________.
    • A. 

      Esophagus and trachea

    • B. 

      Left brachiocephalic vein and aortic arch

    • C. 

      Left brachiocephalic vein and trachea

    • D. 

      Right subclavian vein and manibrium

  • 9. 
    The superior vena cava shunts blood from structures superior to diaphargm with exceptions of heart and lungs(brochial veins).
    • A. 

      True

    • B. 

      False

  • 10. 
    The arch of the Azygos vein loops superiorly around th root of the right lung.
    • A. 

      True

    • B. 

      False

  • 11. 
    The arch of the aorta ascends medial lateral to the right.
    • A. 

      True

    • B. 

      False

  • 12. 
    All consist of branches of the aorta except:
    • A. 

      Brachiocephalic trunk

    • B. 

      Left subclavian artery

    • C. 

      Right subclavian artery

    • D. 

      Left common carotid artery

  • 13. 
    A patient comes into your office complaining of dysphagia (difficulty swallowing), you order an diagnotic radiograph.  Looking at the radiograph you notice his ______________crosses posterior to the esophagus.  This is known as _______________.
    • A. 

      Left subclavian artery; retroesphogeal left subclavian artery

    • B. 

      Right subclavian artery; retroesphogeal right subclavian artery

    • C. 

      Brachiocephalic trunk; retroesphogeal brachiocephalic trunk

    • D. 

      None of the above

  • 14. 
    Right recurrent laryngeal nerve hooks around the subclavian artery and ascends between the trachea adn esophagus.
    • A. 

      True

    • B. 

      False

  • 15. 
    Left recurrent laryngeal nerve passes inferior to the arch of aorta posterolateral to the ligamentum arteriosum, ascends to the larynx between trachea and esophagus.
    • A. 

      True

    • B. 

      False

  • 16. 
    Left recurrent laryngeal nerve is prone to injury due to aneurysm of the arch of aorta and involvement of esophageal and bronchogenic carcinoma, lymphadenopathy.  Symptoms can result in unilateral damage which causes ________________ and bilateral damage which causes: _________________.
    • A. 

      Coughing; vomiting

    • B. 

      Hoarseness; aphonia (loss of voice)

    • C. 

      Mucus; thicker mucus

    • D. 

      Wheezing and death

  • 17. 
    Phrenic nerve passes anterior to the root of the lungs and supplies mediastinal pleura and pericardium.
    • A. 

      True

    • B. 

      False

  • 18. 
    Irritation of phrenic nerve or tissues supplied by the nerve causes
    • A. 

      Coughing

    • B. 

      Hiccup reflex

    • C. 

      Heaving breathing

    • D. 

      Makes it hard to breathe

  • 19. 
    Characterictic of the Trachea:
    • A. 

      Ends at the sternal angle

    • B. 

      Descends anteriorly to the esophagus

    • C. 

      Divides into left and right main bronchi

    • D. 

      Terminates superior to the heart

    • E. 

      All of the above

  • 20. 
    The __________ pleura covers the root of the lung.
    • A. 

      Visceral

    • B. 

      Parietal

    • C. 

      Costal

    • D. 

      Diaphragmatic

  • 21. 
    Name letters A and B  in picture
    • A. 

      Costal pleura; hilum of the lung

    • B. 

      Cervical pleura; hilum of the lung

    • C. 

      Cervical pleura; root of the lung

    • D. 

      Phrenic pluera; root of the lung

  • 22. 
    The costal pleura and the peripheral part ot he diaphragmatic pleura is suppled by the _____________ nerves.
    • A. 

      Phrenic

    • B. 

      Intercostal

    • C. 

      Vagus

    • D. 

      Diaphragmatic

  • 23. 
    The mediastinal pleura is supplied by the phrenic nerve
    • A. 

      True

    • B. 

      False

  • 24. 
    Pain sensation from the costal pleura is referred to the thoracic adn abdominal walls. Irritation of mediastinal pleura is referred to the root of the nect and over the shoulder. Visceral pleura is sensative to pain.
    • A. 

      True

    • B. 

      False

  • 25. 
    Costomediastinal is a potential pleural space where the pericardium is in direct contact with the posterir surface of the _____________.
    • A. 

      Thoracic wall

    • B. 

      Lungs

    • C. 

      Heart

    • D. 

      Sternal angle