76
edits
Changes
mLine 283:
Line 283: + Line 294:
Line 295: − + − − Innervation is provided by the '''auriculopalpebral branches of cranial nerve VII''' to the auricular muscles and sensory supply by cervical nerve II and cranial nerve V. −
→Innervation
*The tympanic membrane is highly vascularised.
*The tympanic membrane is highly vascularised.
==Innervation==
==Innervation==
Innervation to the muscles of the middle ear:
Innervation to the muscles of the middle ear:
*The tensor tympani muscle is innervated by the pterygoid nerve, which is a branch of the mandibular nerve, itself being the third branch of the trigeminal nerve ([[Cranial Nerves - Anatomy & Physiology|CN V]]).
*The tensor tympani muscle is innervated by the pterygoid nerve, which is a branch of the mandibular nerve, itself being the third branch of the trigeminal nerve ([[Cranial Nerves - Anatomy & Physiology|CN V]]).
*The stapedius muscle is innervated by the facial nerve ([[Cranial Nerves - Anatomy & Physiology|CN VII]]).
*The stapedius muscle is innervated by the auriculopalpebral branches of the facial nerve ([[Cranial Nerves - Anatomy & Physiology|CN VII]]).
==Histology==
==Histology==