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meatus acusticus externus
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Ear-anatomy-text-smallpng
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Anatomy of the human ear
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groove (cleft) of the First Branchial Arch
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Anterior Auricular Branches
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The ('''external auditory meatus''', '''external acoustic meatus'''), is a tube running from the
Outer Ear to the
Middle Ear . The ear canal extends from the
Pinna to the
Eardrum and is about 26
Mm in length and 7 mm in diameter.
The ear canal is approximately 25mm long and 8mm in diameter. Size and shape of the canal vary among individuals. This is an important factor to consider when fitting
Hearing Protectors .
The ear canal, because of its relative exposure to the outside world, is a common victim of diseases and other disorders. Some disorders include: