acoustico-lateralis system
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mechanoreception
- In mechanoreception: Mechanoreceptor function
…of these organs as the acoustico-lateralis system. The nerves to all the sense organs of the system arise from a common neural centre (called the acoustic tubercle in the wall of the brain’s medulla oblongata). Among amphibians such as frogs, lateral-line organs and their neural connections disappear during the metamorphosis…
Read More - In mechanoreception: Statolith influences
As receptors belonging to the acousticolateralis system, the otolith organs of vertebrates have hair cells of the same type that is found in lateral-line neuromasts. Under the electron microscope, the sensory hair cells show a pattern of polarization throughout the macula, indicating the directions in which the shearing otolith should…
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vertebrate nervous system evolution
- In nervous system: Encephalization
…the main sensory systems, the acoustico-lateralis system, which consists of the ear (hearing and equilibrium) and the lateral-line organs (vibration and pressure). The latter, situated in rows along the head and body, are retained in fish but disappear in the land vertebrates.
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