Lymphatic System

  1. The lymphatic system is part of the _____ and consist of ______
    • immune system
    • vessels, nodes, ducts, and tonsils
  2. The lymphatic vessels are a system of
    channels that parallel the venous blood vessels
  3. The lymph nodes are
    bean-shaped bodies grouped in clusters along the connecting lymphatic vessels
  4. Positioned beside the lymphatic vessels, the lymph nodes
    filter toxic products from the lymph to prevent their entry into the vascular system
  5. lymph nodes are part of the lymphatic system, which is part of the
    immune system that includes the thymus and spleen
  6. The lymph nodes are composed of and are also involved in the production of ______
    • organized lymphoid tissue and contain lymphocytes
    • lymphocytes
  7. The lymph flows into the lymph node by way of
    afferent vessels
  8. On one side of the node is a depression or _____, where the lymph flows out of the node by way of a ______
    • hilus
    • single efferent vessel
  9. lymph nodes they can be classified as either
    primary or secondary
  10. ˜Lymph from a particular region first drains into a _______ and in turn, drain into a _______
    • primary node (regional node or master node)
    • secondary node (central node)
  11. Tonsils consist of _____ and like lymph nodes contain _____
    • masses of lymphoid tissue
    • lymphocytes
  12. ˜In the outer tissue of the body, smaller lymphatic vessels containing lymph converge into _______, which empty into the ______
    • larger lymphatic ducts
    • venous system of the blood in the thorax (chest area)
  13. The lymphatic system of the right side of the head and neck converges by way of the _______, joining the lymphatic system from the ______ to form the _____, which drains into the venous component at the junction of _______ and ____
    • right jugular trunk
    • right arm and thorax (chest)
    • right lymphatic duct
    • the right subclavian and right internal jugular veins
  14. The lymphatic vessels of the left side of the head and neck converge into the ______, actually a short vessel, and then into the _____, which joins the venous component at the junction of the _______
    • left jugular trunk
    • thoracic duct
    • left subclavian and left internal jugular veins
  15. The thoracic duct is ____ than the right lymphatic duct because it drains ______
    • much larger
    • the lymph from the entire lower half of the body
  16. lymphadenopathy
    increase in size and change in consistency of the lymphoid tissue
  17. lymphadenitis commonly occurs in microbial infections such as
    Staphylococcus aureus and Streptococcus pyogenes infections locally with tonsillar or oral abscesses as well as systemically with mononucleosis or HIV infections
  18. Infectious mononucleosis is caused by
    the Epstein-Barr virus (EBV)
  19. metastasis
    Spread of cancer from the original or primary site to another or secondary site
  20. What are the five groups of paired superficial lymph nodes are located in the head and all drain into the _______
    • ˜occipital ˜
    • posterior auricular
    • ˜anterior auricular
    • ˜superficial parotid
    • ˜facial
    • deep cervical nodes
  21. The occipital lymph nodes are located
    on the posterior base of the head in the occipital region
  22. The posterior auricular nodes are located _____ where ______
    • posterior to each auricle and external acoustic meatus
    • where the sternocleidomastoid (SCM) muscle inserts on the mastoid process
  23. The anterior auricular lymph nodes are located
    immediately anterior to each tragus
  24. The posterior auricular, anterior auricular, and superficial parotid nodes drain
    the external ear, lacrimal gland, and adjacent regions of the scalp and face
  25. These facial nodes are further categorized into four subgroups
    the malar, nasolabial, buccal, and mandibular
  26. Nodes in the ______ are the malar lymph nodes
    infraorbital region
  27. Nodes located along the ________ are the nasolabial lymph nodes
    nasolabial sulcus
  28. Nodes _______ are the buccal lymph nodes
    around the labial commissure and just superficial to the buccinator muscle
  29. Nodes _______ are the mandibular lymph nodes
    in the tissue superior to the surface of the mandible and anterior to the masseter muscle,
  30. Each facial node subgroup _____ where the nodes are located
    drains the skin and mucous membranes
  31. These deep nodes of the face include the
    deep parotid and retropharyngeal lymph nodes
  32. The deep parotid nodes drain the
    middle ear, auditory tube, and parotid salivary gland
  33. retropharyngeal lymph nodes drain the
    and are posterior to the palate, pharynx, paranasal sinuses, and nasal cavity
  34. The four groups of superficial cervical lymph nodes include
    • submental
    • submandibular
    • external jugular
    • anterior jugular
  35. The submandibular lymph nodes are located
    at the inferior border of the mandibular ramus, just superficial to the submandibular salivary gland
  36. ˜The ________ are the primary nodes for most of the teeth and associated tissue, except the maxillary third molars with ______ and mandibular incisors with _______
    • submandibular nodes
    • superior deep cervical nodes
    • submental nodes
  37. The external jugular lymph are located
    along the external jugular vein, superficial to the SCM muscle
  38. The deep cervical lymph nodes are located
    along the length of the internal jugular vein
  39. The deep cervical nodes can be divided into two groups where ____ : ______ and ______
    • the omohyoid muscle crosses the internal jugular vein
    • the superior and inferior deep cervical lymph nodes
  40. The inferior deep cervical lymph nodes are a continuation of the
    superior deep cervical group
  41. In addition to the deep cervical lymph nodes are the
    accessory and supraclavicular node groups
  42. The accessory lymph nodes drain ______ and then drain into the
    • the scalp and neck regions
    • supraclavicular nodes
  43. all the tonsils drain into the _______, particularly affecting the _______ if there is an infection in the region
    • superior deep cervical lymph nodes
    • jugulodigastric lymph node
  44. The lingual tonsil is located
    on the dorsal surface of the base of the tongue
  45. The pharyngeal tonsil is located
    ______ and also called the _______
    • on the midline of the posterior wall or roof of the nasopharynx
    • adenoids
  46. The tubal tonsil is also located
    in the nasopharynx
Card Set
Lymphatic System
Lymphatic System