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The nervous system of the Cnidarians in relation to their behaviour.
Member rating: No Rating | Words: | Submitted: Mon Jun 19 2006
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The nervous system of the Cnidarians in relation to their behaviour Cnidarians have a nerve net, of nerve cells. This "net" is located in the mesoglea and is required to send signals in both directions (as opposed to that of other animals which can genrally only send signals one direction). This causes the Cnidarians to have general responses to any stimuli. Cnidarians do not have a well co-ordinated reaction, as they detect every stimuli. Cnidarians inconsistently orient in any meticulous course. Facing in one direction requires a concentrated and evolved sensory structure, in order to sense what lies ahead. Cnidarians do not require this, and as an alternative, sensory structures are equally positioned around the whole organism. The Cnidaria are predators. They have a vast array of predation techniques. These mainly consist of various nematocysts used to puncture, jab, tear, strangle, stick to, and entrap their prey. There...
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