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| The
otolith organs sense linear |
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| acceleration |
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| • | The saccule senses acceleration in the |
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| sagittal vertical
plane: up and down (so it |
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| senses gravity)
and forward and backward. |
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| Mnemonic: Saccule - Sagittal |
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| • | The utricle
senses acceleration in the |
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| horizontal plane: |
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