[Is the cockscomb toxic?]_ Toxic_Danger
When eating cocks, many people have a soft spot for cockroaches, but some people think they can’t eat them. Is the cock’s cockroach poisonous?
Maybe many people don’t know that cockscombs are actually toxic, especially the cockscombs of old chickens are best not to eat, and the heavy metal substances in them are also more likely to cause cancer.
Except for chicken crowns, chicken heads, duck heads, fish heads, goose heads, etc. are actually not suitable for consumption, everyone should avoid them when eating.
Yes, the cockscomb contains a large amount of carcinogenic elements, and consuming a small amount does not cause much harm to the human body. If it is consumed for a long time, it will cause cell metabolism and cause invasion.
Old chicken heads (cockscombs) include poisonous and cannot be eaten.
Nowadays, chicken heads, duck heads, fish heads and goose heads are fashionable dishes on the dining table.
As everyone knows, most of these birds and fish heads are poisonous.
There is a Chinese saying: 10 years of chicken head wins over arsenic.
Why is the chicken head more toxic as it gets older?
Medical experts analyze that the reason is that chickens eat harmful heavy metal substances during pecking. These heavy metals are mainly stored in brain tissue. The more chickens are grown in volume, the greater the storage volume, and the more toxic they are.
Excessive or long-term consumption by consumers can cause accumulation of poisoning.
For the same reason, duck heads and goose heads should not be eaten too much.
Cockscomb (guān) is also called meat crest.
The back of the skull of some birds, such as chickens, is swollen with fleshy flesh, lacks feathers, and is well-developed in males. As a sexual characteristic, it has been used for the biological identification of male hormones (cockscomb test).
The classification of chicken tissue can be divided into single crown, walnut crown, rose crown, pea crown (bean crown) and so on.
Genetic analysis of the rose crown gene R, the pea crown gene P is dominant for the single crown gene. If R and P coexist, a walnut crown is generated. It is an example of a helper gene and has been known since ancient times.
Histological f analysis From the histological point of view, the meat crown is basically the same as normal skin. From the inside, the connective tissue fiber bundles and the central layer containing blood vessels, the gelatinous cartilage, and the middle or white layer that lacks connective tissue can be seen in sequence.It has a peripheral layer of dense fibers, and the outermost layer is covered with a thin multi-layered slender epithelium.
The cockscomb is red in the morning and black in the afternoon.