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Q: What is an internal acoustic meatus?
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Is there a difference between external auditory meatus and external acoustic meatus?

No, external auditory meatus and external acoustic meatus refer to the same structure, which is the ear canal that leads from the outer ear to the eardrum.


Nerve that passes through the internal acoustic meatus?

The Facial n (CN VII) & Vestibulocochlear n (CN VIII).


Where is the auditory nerve?

Auditory or vestibulocochlear nerve goes to your ear. It exits the skull through internal acoustic meatus along with the facial nerve.


What allows sound waves to enter the skull?

Inter acoustic meatus


Bone pain behind the external acoustic meatus probably involves the?

temporal


What is mri internal auditory meatus both?

An MRI (magnetic resonance imaging) is a tool used to examine internal body structures. An MRI of the internal auditory meatus is an MRI scan used to look for a problem with the nerves supplying the inner ear.


The external acoustic meatus is a foramen in which skull bone?

It is located on temporal side of the skull and it is where sounds enters the human ear leading to the tympanic membrane. It is sometimes referred to as the extermal auditory canal.


Code for x-ray examination of right internal auditory meatus?

70134


What is the pleural of meatus?

The plural of meatus is meatuses or meatus - both forms are accepted.


What cranial nerve is responsible for muscles of facial expression?

Facial nerve, the seventh cranial nerve. It leaves the brain along with eighths cranial nerve through internal acoustic meatus and comes out through stylomastoid foramen to supply the muscles of facial expression.


Is the choana the same as nasal meatus?

No, the choanae are the same as the internal nares, just posterior to the nasal meatuses.


What is external acoustic meatus?

It is located on temporal side of the skull and it is where sounds enters the human ear leading to the tympanic membrane. It is sometimes referred to as the extermal auditory canal.