The most poisonous parts of puffer fish are gonads, ovaries and liver, followed by kidneys, blood, eyes, gills and skin, and puffer fish meat contains less toxins. The toxin is heat-resistant,100℃ will not be destroyed for 8 hours, 120℃ 1 hour, and neither salt curing nor sun exposure can destroy the toxin. Tetrodotoxin is one of the most toxic non-protein toxins found in nature at present, and its toxicity is equivalent to 1250 times that of sodium cyanide. The toxicity of a puffer fish roe is enough to kill dozens of people. This toxin usually paralyzes people's nerves, vomits, and then stops their heartbeat and breathing.
In addition, when killing puffer fish, if you accidentally prick your finger with a small thorn in the mouth of the fish, it will also cause poisoning. Moreover, the degree of toxicity of puffer fish is related to the season and the reproductive cycle of puffer fish. In late spring and early summer, puffer fish is the most toxic. It is recommended that the public never eat it at this time.
The puffer fish that needs to be processed and eaten due to special circumstances should be processed in places where conditions permit. Before processing, the toxic parts such as viscera, skins and heads must be removed, muscles washed repeatedly, blood stains washed, and treated with 2% sodium bicarbonate for 24 hours. It can only be sold after inspection and identification, and its processing waste should be destroyed.
Xiaobian summary
The puffer fish is poisonous, but it is very delicious, and it is a delicious food that a few people are eager for. Tetrodotoxin is highly toxic, not easy to destroy, and has a rapid onset. Therefore, when buying puffer fish, you should choose puffer fish that has regular operation and must be tested for non-toxicity. There is no specific antidote for tetrodotoxin, so once you eat tetrodotoxin, you should immediately send it to the hospital for treatment. The above is the "Is the puffer fish poisonous?" Where is the puffer fish poisonous? ",I hope to help you.