Lobster has almost no other organs except one intestine, and all organs are concentrated in the head. It includes stomach, liver, heart, a pair of testes/ovaries, antenna glands of excretory organs, bladder and excretory orifice.
If the growth environment of lobster is not good, the shrimp head will be rich in heavy metals and polluted by parasites in the water environment. Become the host of parasites such as schistosomiasis and Clonorchis sinensis. In a word, the shrimp head is the place where toxins are absorbed and processed the most, and it is also the place where pathogenic bacteria and parasites are easily accumulated.
Extended data
1, eating shrimp line is harmful to people.
Shrimp line is actually the intestine of shrimp, which contains shrimp excrement and some sediment. In fact, the shrimp line has little effect on the human body, but the taste of the shrimp line is not good. Especially shrimp, if it is only simple cooking, it is difficult to cover up the taste of shrimp line. So if you care about the smell, it is still recommended to remove the shrimp line.
2. Shrimp heads need to be excreted before eating.
(1) The head of shrimp actually accounts for a large part of the whole volume of shrimp. Many people think that shrimp head contains shrimp yellow, which is so delicious that it would be a pity not to eat it. In fact, shrimp head contains not only delicious shrimp eggs, but also many harmful substances.
(2) The head of shrimp mainly contains various organs of shrimp, such as heart, liver, stomach and ovary. These organs may be rich in substances in the growth environment of shrimp, especially heavy metals. If you like shrimp very much and often eat shrimp, I suggest you try not to eat shrimp head, or eat it after processing. If you buy live shrimp, you can choose to keep it in water for a while and let the shrimp excrete before eating.
People's Network-Do you want to go to the shrimp shop to eat shrimp? Is it harmful to always eat shrimp line and shrimp head?
Baidu encyclopedia-Boston lobster