Sentences with phrase «human middle ear»
The results suggest that commercially available CT scanners can detect significant anatomic differences in normal human middle ear ossicles, and that these differences can be accurately represented with current 3 - D printing technology.
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Working with another collaborator at MEEI, Heidi Nakajima, the researchers have also demonstrated that the chip and sensor are able to pick up and process speech played into a the middle ear of a human cadaver.
On the other hand, some animals notably most frogs, do not possess an outer ear like humans, but a middle ear with an eardrum located directly on the surface of the head.
In humans and many other terrestrial vertebrates, the ear can be divided into three sections: the outer ear, the middle ear and the inner ear.
The tubes that form the middle - ear canal in humans probably evolved from a pair of gill - like holes that allowed primeval sea creatures to breathe from the back of their heads, the researchers find.
Another idea is to «shape» any background noise by taking it from the middle frequency bands, to which the ear is most sensitive, and redistributing it in higher or lower bands where human hearing is less acute.
While this isn't a medical school - quality model, it certainly covers the inner workings of the human ear in a way detailed enough for late elementary, middle - school or even high - school classrooms.