Distal Sites of Innervation

  1. Dorsal ramus C2 (at its origin)
    cervical transverse process
  2. Ventral ramus C2 (immediately distal to the gray ramus)
    • hyoid bone
    • cervical transverse process
    • external ear
  3. Dorsal ramus C8 (at its origin)
    cervical transverse process
  4. Ventral ramus C8 (immediately distal to the gray ramus)
    cervical transverse process
  5. Dorsal root T1
    cervical transverse process
  6. Ventral root T1
    • cervical transverse process
    • sup. cervical ganglion
  7. Dorsal ramus T1 (at its origin)
    cervical transverse process
  8. Ventral ramus T1 (immediately distal to the gray ramus)
    cervical transverse process
  9. Greater occipital nerve (at its origin)
    cervical transverse process
  10. Great auricular nerve (at its origin)
    external ear
  11. Ansa cervicalis
    hyoid bone
  12. Phrenic nerve (at its origin)
    • NO MATCH ON THE LIST
    • (innervates diaphragm and central tendon)
  13. Oculomotor nerve (at its origin from the brainstem)
    • ciliary ganglion
    • extraocular m.
  14. Trochlear nerve (at its origin from the brainstem)
    extraocular m.
  15. Trochlear nerve (as it enters the orbit from the SOF)
    extraocular m.
  16. Trigeminal nerve (at its origin from the brainstem)
    • (19 sites)
    • forehead
    • nose
    • cheek
    • upper lip
    • lower lip
    • chin
    • external ear
    • cornea
    • muc. nasal cavity
    • muc. oral cavity
    • muc. pharynx
    • upper teeth
    • lower teeth
    • extraocular m.
    • mastication m.
    • middle ear m.
    • palate m.
    • tongue m.
    • hyoid bone
  17. Opthalmic nerve (as it enters the SOF)
    • forehead
    • nose
    • cornea
    • muc. nasal cavity
    • extraocular m.
  18. Opthalmic, frontal nerve (at its origin)
    forehead
  19. Opthalmic, lacrimal nerve (at its origin)
    forehead
  20. Opthalmic, nasociliary nerve (at its origin)
    • nose
    • cornea
    • muc. nasal cavity
  21. Maxillary neve (in foramen rotundum)
    • nose
    • cheek
    • upper lip
    • muc. nasal cavity
    • muc. oral cavity
    • muc. pharynx
    • upper teeth
  22. Maxillary, greater palatine nerve (at its origin)
    • muc. nasal cavity
    • muc. oral cavity
    • muc. pharynx
  23. Maxillary, zygomatic nerve (as it enters the orbit)
    cheek
  24. Maxillary, infraorbital nerve (as it enters the infraorbital groove)
    • nose
    • cheek
    • upper lip
    • muc. oral cavity
    • upper teeth
  25. Mandibular nerve (in foramen ovale)
    • cheek
    • lower lip
    • chin
    • external ear
    • muc. oral cavity
    • lower teeth
    • mastication m.
    • middle ear m.
    • palate m.
    • tongue m.
    • hyoid bone
  26. Mandibular, nerve to the medial pterygoid (at its origin)
    • mastication m.
    • middle ear m.
    • palate m.
  27. Mandibular, auriculotemporal nerve (at its origin)
    external ear
  28. Mandibular, lingual nerve (at its origin)
    • muc. oral cavity
    • tongue m.
    • hyoid bone
  29. Mandibular, inferior alveolar nerve (at its origin)
    • lower lip,
    • chin
    • muc. oral cavity
    • lower teeth
    • hyoid bone
  30. Abducens nerve (at its origin from the brainstem)
    extraocular m.
  31. Facial nerve (at its origin from the brainstem)
    • submandibular ganglion
    • pterygopalatine ganglion
    • muc. oral cavity
    • facial expression m.
    • middle ear m.
    • hyoid bone
  32. Facial nerve, chorda tympani nerve (at its origin)
    • submandibular ganglion
    • muc. oral cavity
  33. Facial nerve, greater petrosal nerve (at its origin)
    • pterygopalatine ganglion
    • muc. oral cavity
  34. Facial nerve, buccal branch (at its origin)
    facial expression m.
  35. Glossopharyngeal nerve (at its origin from the brainstem)
    • otic ganglion
    • muc. pharynx
    • muc. middle ear
    • pharynx m.
  36. Glossopharyngeal, tympanic nerve (at its origin)
    • otic ganglion
    • muc. middle ear
  37. Glossopharyngeal, lingual nerve (at its origin)
    muc. pharynx
  38. Vagus nerve (at its origin in the brainstem)
    • external ear
    • muc. pharynx
    • muc. larynx
    • palate m.
    • pharynx m.
    • larynx m.
    • hyoid bone
  39. Vagus, internal laryngeal nerve (at its origin)
    • muc. pharynx
    • muc. larynx
  40. Vagus, left nerve (at the level of the 1st rib)
    • muc. pharynx
    • muc. larynx
  41. Vagus, left recurrent laryngeal (at its origin)
    • muc. pharynx
    • muc. larynx
    • pharynx m.
    • larynx m.
  42. Accessory nerve (at its origin from the spinal cord)
    • NO MATCH ON LIST
    • (innervates the sternocleidomastoid and trapezius)
  43. Hypoglossal nerve (at its origin from the brainstem)
    • tongue m.
    • hyoid bone
Author
dentalstudent
ID
50957
Card Set
Distal Sites of Innervation
Description
Distal Sites of Innervation (synapse or sensory receptor) of axons present in following roots, rami, or peripheral nerves
Updated