Shellfish Poisoning
Shellfish are very poisonous to humans. There poisoning is caused by a group of toxins elaborated by plank tonic algae which the shellfish feed on. The toxins are accumulated and sometimes metabolized by the shellfish. The 20 toxins responsible for paralytic s (PSP) are all derivatives of saxitoxin. Diarrheic (DSP) is presumably caused by a group of high molecular weight polyethers, including okadaic acid, the dinophysis toxins, the pectenotoxins, and yessotoxin. Neurotoxic (NSP) is the result of exposure to a group of polyethers called brevetoxins. Amnesic (ASP) is caused by the unusual amino acid, Dominic acid, as the contaminant of shellfish.
Paralytic (PSP), Diarrheic (DSP), ...
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generally mild gastrointestinal disorder, i.e., nausea, vomiting, diarrhea, and abdominal pain accompanied by chills, headache, and fever. Both gastrointestinal and neurological symptoms characterize NSP, including tingling and numbness of lips, tongue, and throat, muscular aches, dizziness, reversal of the sensations of hot and cold, diarrhea, and vomiting. ASP is characterized by gastrointestinal disorders (vomiting, diarrhea, abdominal pain) and neurological problems (confusion, memory loss, disorientation, seizure, coma).
Jellyfish in spite of their name - are actuality is not fish. They are invertebrates, which are relatives to the sea anemones and corals. True jellyfish belong to the Phylum: Cnidaria, - class Scyphozoan. Some other animals that are similar in general appearance, such as the Portuguese man o' war, are often called jellyfish, but though they are related, scientists do not regard them as true jellyfish.
Most jellyfish have three main parts: the round ...
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Shellfish Poisoning. (2007, December 17). Retrieved December 23, 2024, from http://www.essayworld.com/essays/Shellfish-Poisoning/75951
"Shellfish Poisoning." Essayworld.com. Essayworld.com, 17 Dec. 2007. Web. 23 Dec. 2024. <http://www.essayworld.com/essays/Shellfish-Poisoning/75951>
"Shellfish Poisoning." Essayworld.com. December 17, 2007. Accessed December 23, 2024. http://www.essayworld.com/essays/Shellfish-Poisoning/75951.
"Shellfish Poisoning." Essayworld.com. December 17, 2007. Accessed December 23, 2024. http://www.essayworld.com/essays/Shellfish-Poisoning/75951.
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