Thoracic Nerves and Anatomy
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Questions and Answers

Which nerve lies behind the brachiocephalic vein?

  • Intercostal nerve
  • Right phrenic nerve
  • Left phrenic nerve (correct)
  • Thoracic nerve
  • On which side of the mediastinum does the right phrenic nerve operate?

  • Posterior side
  • Right side (correct)
  • Anterior side
  • Left side
  • Through which opening does the right phrenic nerve pass?

  • Aortic opening
  • Pulmonary opening
  • Vena caval opening (correct)
  • Oesophageal opening
  • Where does the left phrenic nerve cross the vagus nerve?

    <p>Behind the brachiocephalic vein</p> Signup and view all the answers

    Which nerve is responsible for the sensation of the diaphragm?

    <p>Phrenic nerve</p> Signup and view all the answers

    Where does the left phrenic nerve leave the thorax?

    <p>Through the code of the diaphragm</p> Signup and view all the answers

    What is the origin of the phrenic nerve?

    <p>C3-5</p> Signup and view all the answers

    What is the motor function of the phrenic nerve?

    <p>To the diaphragm</p> Signup and view all the answers

    What is the reason for the phrenic nerve arising in the neck?

    <p>Because the diaphragm develops in the neck</p> Signup and view all the answers

    What is the function of the sensory branch of the phrenic nerve?

    <p>To supply the serous membranes</p> Signup and view all the answers

    What is the significance of the accessory phrenic nerve in surgical procedures?

    <p>It can prevent complete paralysis of the diaphragm</p> Signup and view all the answers

    What is the course of the phrenic nerve in relation to the diaphragm?

    <p>It supplies the diaphragm from its abdominal surface</p> Signup and view all the answers

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