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Term: Palaeencephalon

Definition:

The term "palaeencephalon" refers to the ancient part of the brain found in primitive vertebrates, including fish and reptiles.

Sample Sentences:

• The palaeencephalon is responsible for regulating basic motor reflexes in fish.
• Through evolutionary history, the palaeencephalon developed into more complex structures in higher vertebrates.
• Researchers are studying the development and function of the palaeencephalon in reptiles.
• The size and shape of the palaeencephalon differs between different species of fish.

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• Books on Palaeencephalon
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• Books on Fish Neurology