Lymphatic Drainage of Head and Neck
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Questions and Answers

What percentage of the total lymph nodes in the human body are located in the head and neck region?

  • 13-17% (correct)
  • 10-15%
  • 15-20%
  • 13-18%

    • Which of the following lymph nodes is NOT a part of the superficial lymph nodes in the head and neck region?

  • Deep cervical nodes (correct)
  • Submental nodes
  • Mastoid nodes
  • Submandibular nodes

    • Where do the efferents from the deep cervical lymph nodes drain into on the right side?

  • Thoracic duct
  • Jugular trunk
  • Right lymphatic duct (correct)
  • Subclavian vein

    • What is the primary function of lymph nodes in the body?

    <p>All of the above</p> Signup and view all the answers

    Which of the following lymph nodes is an offshoot of the superficial parotid nodes?

    <p>Superficial cervical nodes</p> Signup and view all the answers

    What is the name of the duct that the efferents from the deep cervical lymph nodes drain into on the left side?

    <p>Thoracic duct</p> Signup and view all the answers

    Which of the following is a characteristic of superficial lymph nodes?

    <p>Lie above the investing layer of deep cervical fascia</p> Signup and view all the answers

    Which of the following lymph nodes is NOT part of the outer circle?

    <p>Paratracheal nodes</p> Signup and view all the answers

    What is the main function of lymph nodes in filtering substances that travel through the lymphatic fluid?

    <p>To help the body fight infection and diseases</p> Signup and view all the answers

    What is the main function of the submandibular nodes?

    <p>To drain lymph from the tongue and lower lip</p> Signup and view all the answers

    Which lymph nodes receive lymph from the centre of the forehead?

    <p>Submandibular nodes</p> Signup and view all the answers

    What is the location of the prelaryngeal nodes?

    <p>In front of the trachea and above the isthmus of the thyroid gland</p> Signup and view all the answers

    Which lymph nodes drain into the jugulo-omohyoid nodes?

    <p>Submandibular nodes</p> Signup and view all the answers

    What is the location of the buccal nodes?

    <p>In the buccinator</p> Signup and view all the answers

    Which lymph nodes surround the upper part of the respiratory and alimentary passages?

    <p>Inner circle nodes</p> Signup and view all the answers

    What is the main difference between the outer circle and inner circle lymph nodes?

    <p>Location in the head and neck</p> Signup and view all the answers

    Which of the following nodes is NOT a part of the upper deep cervical lymph nodes?

    <p>Submental nodes</p> Signup and view all the answers

    Which lymph node group receives afferents from the palatine tonsils and the posterior 1/3rd of the tongue?

    <p>Jugulo-digastric nodes</p> Signup and view all the answers

    What is the function of the jugulo-omohyoid nodes?

    <p>Acting as principal nodes of the tongue</p> Signup and view all the answers

    Which lymph node group is located along the anterior jugular vein?

    <p>Anterior cervical nodes</p> Signup and view all the answers

    What is the name of the left supraclavicular nodes or left scalene nodes?

    <p>Virchow’s nodes</p> Signup and view all the answers

    Into which nodes do the jugulo-digastric nodes drain?

    <p>Lower deep cervical nodes</p> Signup and view all the answers

    Which of the following is NOT a part of the deep cervical lymph nodes?

    <p>Submental nodes</p> Signup and view all the answers

    What is the main function of the deep cervical lymph nodes?

    <p>Draining lymph from the head and neck</p> Signup and view all the answers

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