Tuesday, August 24, 2010

Chapter Ten;

"Can you hear me now? Good."

I did not think the ear would be labeled as one of those things that are "so simple, yet complicated". The ear is not only the "thing" on the side of our faces, but there is so much more to it. Our ears not only take in sound, but they also interact with nerves, brain, and eyes. Shubin was still able to connect the main point of this chapter, the ears and how they work, to the anatomy of other mammals and aquatic animals, such as sharks. He's right, it's true we would not expect that sharks would have ears because externally they do not. But inside, they do use the same bone as we use in our ears. Hyomandibula versus Stapes. Seeing how the hyomandibula is used in sharks for their jaws and we use the stapes for our ears made me think. It really is amazing how the anatomy of humans, animals, almost anything can have so many twists and turns.

-Briana Fauni

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