A patient has loss of sensation at angle of mandible (jaw) and parotid area. Which of the following nerve is most likely to be injured.
Correct Answer: Greater auricular nerve
Description: D i.e. Great auricular nerve Angle of mandible is supplied by great auricular nerve (C2,3)Q Tip of nose is supplied by ophthalmic division of trigeminalQ; and side and alae of nose is supplied by maxillary division of trigeminal nerveQThe skin of face is supplied by three divisions of trigeminal nerve, except for the small area over the angle of mandible and parotid gland which is supplied by great auricular nerveQ (C2, C3)Spatial representation of face in spinal nucleus of trigeminal nerve (paicularly for pain) is more akin to an onion skin pattern with fibers from central area of face reaching the highest (cranial) pa of nucleus & fibers from more posterior pa passing to progressively lower (caudal) levels of nucleus.
Category:
Anatomy
Get More
Subject Mock Tests
Practice with over 200,000 questions from various medical subjects and improve your knowledge.
Attempt a mock test nowMock Exam
Take an exam with 100 random questions selected from all subjects to test your knowledge.
Coming SoonGet More
Subject Mock Tests
Try practicing mock tests with over 200,000 questions from various medical subjects.
Attempt a mock test now