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Auditory system Reference Libraries

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Ear
2013-04-30 13:31:11

The ear is an organ from the auditory system that collects sounds, and also balances and enables body position. Formation and Orientation The ear can be broken down into the inner and outer ears. The outer part of the ear is the visible flap (auricle) and ear canal which collects sounds which create pressure that echoes through the middle ear. The inner ear, however, is embedded in the...

Politzerization
2012-12-31 12:28:34

In 1861 Adam Politzer of Vienna spent much time studying the air movement in the Eustachian tubes and the ear canal. He would measure the air movement by attaching a manometer, a very large gauge, to the ear canal and the pharynx. He developed an apparatus known as the Politzer bag in 1863 which is a less invasive way to clear the Eustachian tubes. Procedure Politzerization, also known as...

Incus Bone
2012-06-29 12:09:21

The incus (anvil) bone is an anvil-shaped small bone in the middle ear. It connects the malleus to the stapes. This bone was first described by Alessandro Achillini of Bologna. This bone also transmits sound vibrations from the malleus to the stapes. The incus bone is only found in mammals. The bone, which is derived from a reptilian upper jaw bone (the quadrate bone), embryologically...

Word of the Day
barratry
  • The offense of persistently instigating lawsuits, typically groundless ones.
  • An unlawful breach of duty on the part of a ship's master or crew resulting in injury to the ship's owner.
  • Sale or purchase of positions in church or state.
This word ultimately comes from the Old French word 'barater,' to cheat.
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