Stapedius muscle is supplied by:
Correct Answer: 7th nerve
Description: (7th nerve): Ref: 225-LT (91-D 4th)STAPEDIUS MUSCLE - after emerging from the pyramid, is inserted into the neck of the stapes* It has an action of damping the movement of the stapes by tilting outwards the anterior end of the foot plate.* Supplied by facial nerveTENSOR TYMPANI MUSCLE - arise from the cartilaginous part of the auditory tube from the adjacent part of the greater wing of the sphenoid and from the bony canal* Its action is to tense the tympanic membrane by drawing it medially* Supplied by motor division of the trigeminal nerve, through the otic ganglion* Tympanic plexus is formed by the ramification of the tympanic nerve (Jacobson's nerve) which is a branch of the glassoparyngeal nerve.
Category:
ENT
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