| 1. | The ethmoid is usually fractured from an upward force to the nose.
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| 2. | The ethmoid fracture can produce bone fragments that penetrate the cribriform plate.
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| 3. | An ethmoid fracture can also sever the olfactory nerve.
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| 4. | The porous fragile nature of the ethmoid bone makes it particularly susceptible to fractures.
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| 5. | The instrument would be inserted through a hole punched into the ethmoid bone near the nose.
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| 6. | The amoeba follows the olfactory nerve fibers through the cribriform plate of the ethmoid bone into the skull.
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| 7. | At its upper edge are some broken air cells which are closed in by the ethmoid and lacrimal bones.
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| 8. | In the neurocranium these are the occipital bone, two temporal bones, two parietal bones, the ethmoid and frontal bones.
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| 9. | Zack finds that the ethmoid and sphenoid fragments do not fit together, which Brennan suspects is due to a degenerative disease.
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| 10. | This fibrous perpendicular plate of the ethmoid bone as well as between the vomer and the gap between the maxilla and palatine.
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