What Does an Invertebrate Statocyst Contain That Surrounds Movable Elements

question 122

Multiple Choice

What does an invertebrate statocyst contain that surrounds movable elements so that changes in body position move the latter and thus trigger an action potential?

• A) efferent neurons, which surround statoliths
• B) statoliths, which surround sensory hair cells
• C) otoliths, which surround sensory hair cells
• D) sensory hair cells, which surround statoliths

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