What is the yellow thing in the shrimp head

Many people don’t know what the yellow stuff inside the shrimp head is, or whether it is edible. Many people even eat the whole shrimp. In fact, the yellow stuff inside the shrimp head is excrement. It is best not to eat it, otherwise there will be a lot of bacteria in it. If you consume it frequently, it will definitely not be good for your body. It is best to eat only the shrimp meat.

Shrimp is a swimming animal of the subphylum Crustacea, order Decapoda, and there are nearly 2,000 species, most of which live in rivers and lakes. They all have beards, hooked noses, arched backs with segments, and hard scales on their tails. Most of them are good at jumping. Many species are important foods. The size ranges from several meters to several millimeters, with an average of 4 to 8 centimeters. Those that are large are called prawns. It can swim backwards quickly by bending its abdomen and tail. They eat tiny organisms and some eat carrion. Female shrimp can lay 1,500 to 14,000 eggs, which are attached to the swimming limbs.

It goes through five developmental stages before reaching adulthood. Its seeds are outside the belly, taste very delicious, and people like to eat them. The shrimp body is long and flat, with a calcareous exoskeleton divided into two parts: the head and thorax and the abdomen. The head and thorax are covered by a carapace. The abdomen consists of 7 segments. At the front end of the cephalothorax there is a long, serrated frontal sword and a pair of rotatable compound eyes with stalks. Shrimp breathe through gills, which are located on both sides of the head and thorax and covered by a crustacean. The shrimp's mouth is at the bottom of the cephalothorax.

There are two pairs of antennae on the cephalothorax, which are responsible for the sense of smell, touch and balance, and there is also a chewing apparatus consisting of large and small jaws. The cephalothorax also has three pairs of maxillopods to help hold food, and five pairs of walking legs, which are mainly used for hunting and crawling. There are five pairs of swimming limbs and a pair of short tail limbs on the abdomen. The tail limb and the last segment of the abdomen form the tail fan, which can control the swimming direction of the shrimp. The movement organs of shrimp are very underdeveloped. Usually they can only crawl slowly on the seabed. They can also swim short distances by flexing and extending their abdomen.

Freshwater shrimp is warm in nature, sweet in taste, and slightly warm. It enters the liver and kidney meridians. Shrimp meat has the effects of nourishing the kidney and strengthening yang, promoting lactation and resisting toxins, nourishing blood and consolidating essence, removing blood stasis and detoxifying, invigorating qi and nourishing yang, dredging meridians and relieving pain, and stimulating appetite and resolving phlegm. It is suitable for patients with kidney deficiency, impotence, spermatorrhea, premature ejaculation, milk blockage, muscle and bone pain, hand and foot cramps, itching all over the body, skin ulcers, physical weakness and neurasthenia. Shrimp can be eaten with oats, chives, cabbage (cooked), onions, coriander, bean sprouts, wolfberries, and tofu. It cannot be eaten with watermelon, pork, pumpkin, tomatoes, kiwis, lilies, cauliflower, and strong tea to avoid causing physical discomfort or poisoning.