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The difference is that dead shrimp are motionless and have the potential to spoil or stink, while live shrimp are alive and extremely fresh.
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Headache is a complex manifestation of the disease, which can occur alone or may be a manifestation of other diseases. In daily life, some people will pay attention to the phenomenon of headache superimposed dazzle, headache dizziness, and insufficient cerebral blood supply, which has a certain relationship with insufficient cerebral blood supply. Clinical symptoms: Abnormal mental consciousnessIf you always want to sleep and feel drowsy all day long, it is not due to excessive fatigue, but a precursor to insufficient blood supply to the brain.
Others show insomnia, some have changed personalities, such as withdrawn, taciturn, or apathetic, and some are polyverbal and impatient; Some manifest as transient loss of consciousness or mental decline, or even loss of normal judgment, which is related to insufficient blood supply to the brainMotor dysfunction is the most common premonitory symptom. Because of the lack of cerebral blood supply, the loss of nerve function will lead to the motor dysfunction of the person in charge, such as sudden crooked mouth, drooling, difficulty speaking, slurred speech, difficulty swallowing, difficulty swallowing, weakness or inactivity of one limb, falling of supports, unsteady walking or sudden falls, and some limbs spasm or beating.
3.Sensory disorders with cerebral insufficiency that affect the analysis area of the brain, sensory organs, and sensory nerve fibers, usually manifested as facial numbness, tongue numbness, lip numbness, unilateral limb numbness, or foreign body sensation; Some have blurred vision, sudden blindness, and many people have a sudden feeling of dizziness; Some limbs have spontaneous pain, and there will be sudden tinnitus, hearing loss, etc. Deal 1
Elimination of risk factors such as high blood pressure, quitting smoking, and prohibition of excessive alcohol consumption. 2.**Platelet drugs recommend the use of aspirin, antiplatelet drugs, can effectively stop bleeding, platelets coagulate into clumps, beneficial to blood circulation, beneficial to cerebral blood supply.
3.Anticoagulants and anticoagulantsAnticoagulants, like antiplatelet drugs, can make blood unblocked, increase blood flow in the brain**, and reduce the onset of cerebral ischemia. 4.
Surgery**If the carotid artery is severely stenotized (>70%), carotid endarterectomy or carotid artery stenting may be done if necessary.
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1. Nutritional differences: live shrimp are more nutritious, because shrimp is very rich in protein, and after death, bacteria will multiply in large numbers, decompose and destroy proteins, and a large number of bacteria will lead to food poisoning.
2. The difference in color: the color of live shrimp is very bright, the red is very positive, shiny, and relatively bright. Dead shrimp are black in color and glossy.
It's also a lot worse. 3. The difference in taste: dead shrimp have a strange fishy smell, and live shrimp only have a faint fishy smell.
4. The difference in taste: the meat of live shrimp is elastic, chewy, and fragrant; The meat of the dead shrimp is more meaty, not chewy, and a bit like rotten meat, like tofu residue, and the taste can be clearly distinguished.
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How to choose when buying shrimp:
1. The body shape is curved. At present, many friends do not like the curved shrimp to eat, mainly because such shrimp generally look relatively small, and it is not easy to shell, but we don't know, fresh shrimp is to have a complete head and tail, the head and tail are closely connected with the body, the shrimp body is relatively straight, there is a certain elasticity and curvature, if you choose the shrimp head and body, shell and meat are connected loosely, the head and tail are easy to fall off or separate, can not maintain its original curvature, then it is very likely to be stale shrimp, More likely, it's already a dead shrimp.
2. The body surface is dry. The appearance of the live shrimp is clean, and it feels dry when touched by hand. However, when the shrimp body is about to deteriorate, the granular cells that secrete mucus under the carapace disintegrate, and a large amount of mucus seeps into the body surface, making it slippery to the touch.
If the shell sticks to the hand, it means that the shrimp have gone bad.
3. Bright color. Depending on the species of shrimp, there is a slight difference in color. Fresh prawns, Roche shrimp and grass shrimp are blue, sea-caught prawns are pink, and bamboo shrimp and Jiwei shrimp have black and white patterns with a slight pink.
If the shrimp has black hair, it is not a fresh shrimp, and the whole shrimp is relatively black and not bright, which means that it has deteriorated.
4. The meat shell is tightly connected. The fresh shell is very tightly attached to the flesh, and when you peel the shell by hand, the flesh is sticky to your hands, and it takes a little effort to peel off the shell. The intestinal tissue of fresh shrimp and the shrimp flesh are also sticky tightly, and if there is a loosening phenomenon, it indicates that the shrimp is not fresh.
5. No peculiar smell. Fresh shrimp have a normal fishy smell, if there is a peculiar smell, it means that the shrimp have gone bad.
In addition, it is important to pay attention to safety and hygiene when eating shrimp. Shrimp may contain bacteria and parasites that are resistant to low temperatures, and even dipping them in vinegar and mustard cannot completely kill them, so it is recommended to eat them after they are cooked thoroughly. Shrimp that cannot be eaten should be refrigerated and heated before being eaten again.
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It's the season to eat shrimp, teach you 6 tricks to pick out the freshest shrimp Guangming NetGuangming NetOctober 19, 2020 ยท Shrimp is rich in nutrients and is good for human health. With the improvement of material living standards, shrimp can no longer be eaten in coastal areas, and shrimp can be seen everywhere in markets and supermarkets, which is very convenient to buy. Of course, eating shrimp is fresh and more tasteful, so let's learn a few tips for picking shrimp to make the delicacy more pure.
How do you pick out the freshest shrimp when buying shrimp? 1. Compared with frozen shrimp, live shrimp tastes more delicious. If the financial situation allows, try to buy live shrimp.
When choosing live shrimp, you can look at the vitality of the shrimp, if it looks particularly energetic and lively, it means that the shrimp is very fresh. If you don't like to move very much, it means that the shrimp have been caught for a while. 2. Look at the whiskers and heads of shrimp Now the transportation is very convenient, people in inland areas can also eat the freshest shrimp, if the shrimp arrives locally after transportation, there are some tips when selecting shrimp.
You can take a look at the whiskers of the shrimp, if the whiskers are very complete and long without breakage, it means that they are fresh. Then look at the head of the shrimp to see if there is any breakage, if the connection is soft and loose and the connection is not tight at all, it means that the shrimp is not fresh. 3. If you want to judge whether the shrimp is fresh or not, you can touch the surface of the shrimp.
If the surface of the shrimp is very elastic and you can feel the Q bomb of the shrimp meat, it means that it is relatively fresh, and if it is hard to the touch and there is mucus on the surface of the shrimp, it means that it is not very fresh. 4. Smell the shrimp When buying shrimp, you can smell the shrimp, fresh shrimp smell like seawater, a little fishy, but not unpleasant. Stale shrimp will smell fishy, which is actually quite easy to distinguish.
5. Look at the places where shrimp are sold, if you choose seafood, you must go to a regular market or a regular supermarket, and don't buy it in an unknown place, otherwise you won't know if the seafood is polluted. Frozen shrimp is not fresh in the first place, which gives many unscrupulous merchants an opportunity to take advantage of, either shoddy or old. When buying frozen shrimp, you should go to a reputable store so that you can buy the freshest frozen shrimp.
6. Be cautious when buying shrimp online, which is also a popular way to buy shrimp in recent years. It is best not to buy shrimp online, if there is a quality problem, it is not easy to deal with it, and it is not easy to prove the health problem after eating.
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With the improvement of people's living standards, shrimp is no longer a luxury, although it is expensive but can afford to eat, and it has slowly entered the dining table of ordinary people. Shrimp is very nutritious, containing protein, fat, vitamins, etc., among which the nutritional value of shrimp is higher, it is a kind of high-protein, low-fat food, regular consumption, can protect the cardiovascular system.
Eating seafood is of course to be based on the word "fresh", eat a fresh to keep the original taste, take shrimp as an example, usually we go to buy fresh shrimp if you don't know how to choose, often take home after the child found a lot of stinky shrimp, dead shrimp, not only spent money in vain, eat but also cause diarrhea, as a foodie how can not know how to identify.
Identification of fresh shrimp.
The head and tail of fresh shrimp must be intact, with a certain curvature, gray and bright color, and a fresh smell with a fishy smell. The shell is shiny and translucent, clinging to the body of the shrimp, which is firm and elastic.
When buying shrimp, first look at the curvature of the shrimp, whether the shrimp is vigorous, after meeting these conditions, and then pick it up and smell it, if there is a fishy smell, no peculiar smell, encounter this kind of hurry up and buy it.
Identification of stale shrimp.
The head and tail shells of stale shrimp are loose and cannot maintain the original curvature, the shell loses its luster, the carapace has more black spots, and the body color turns red. The carapace is easy to separate from the shrimp body, the shrimp meat tissue is soft, and there is an outdated ammonia smell, so we must pay attention to it when purchasing.
The practice of shrimp has, steaming, stir-frying, boiling, the biggest feature of "boiling" is to maintain the original flavor of shrimp, the practice is to blanch fresh shrimp in boiling water, and then dip it in soy sauce to eat, the taste is fresh, tender, smooth, refreshing, you can also squeeze out the shrimp and scrambled eggs.
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Summary. Hello! We will be happy to answer your questions.
1. Water quality: Poor water quality is the main cause of shrimp death. Due to the different types, they have different requirements for water quality, some prefer weakly acidic water bodies, and some require the water to be alkaline.
At the same time, hard water is used in the growth process, but soft water is still needed for breeding.
2. Water temperature: temperature change is also a threat to the survival of shrimp, usually the water temperature should be kept between 22-24, and the temperature can be kept constant with a heating rod. During the breeding period, it needs to be appropriately raised by 1-2, but not too high, once it reaches 28, the shrimp will not be able to hold the eggs.
Why shrimp die easily.
Hello! We will be happy to answer your questions. 1. Water quality:
Poor water quality is the main cause of shrimp deaths. Due to the different types, they have different requirements for water quality, some prefer weakly acidic water bodies, and some require the water to be alkaline. At the same time, hard water is mostly used in the growth process, but soft water is still used in the shed for breeding.
2. Water temperature: temperature changes are also a threat to the survival of shrimp, usually the water temperature should be kept between 22-24, and it is good to use a heating rod to maintain a constant temperature. When the dust is slippery, it needs to be appropriately raised by 1-2, but it cannot rise too high, once it reaches 28, the shrimp will not be able to hold the eggs.
3. Dissolved oxygen: Insufficient dissolved oxygen will also lead to the death of shrimp such as feast leakage. Many ornamental shrimp prefer a high-oxygen environment, and if the oxygen content is low, their survival will be seriously affected, and even auspicious land will die in large numbers.
You can prepare an oxygenation device to inject oxygen into the slag water every day.
Shrimp are easy to die, it may be caused by poor water quality, although they will not die on the spot if the water quality is not good, but the longer the number of deaths, the more the source of destruction, which is caused by poor water quality.
If the keeper does not change the water in time, it is easy to die.
There is also a lack of oxygen, and it is easy to die.
Why changed a cage, the car came back and died.
I'm selling goods.
Is it not a lack of oxygen.
There are several original banquet wheel annihilation causes, 1. Lack of oxygen. It is related to the low power of the oxygen pump and the high density of seafood. 2. Water quality.
Seafood has high requirements for water quality, and if there is a change in salinity and pH during the temporary cultivation process, there will be a mortality rate. In addition, there is a lot of chlorine in tap water, and if there is no dechlorination treatment before preparing seawater, seafood will also die. 3. Damage during transportation.
It's put back into a bucket, high. Why is it that the top ones are easy to die, but the bottom ones are not.
The water temperature at the bottom of the bucket is not the same as the water temperature at the top.
Also, too much water in the bucket is not enough.
Is it a little higher or a little lower on the top and bottom?
Shrimp will inevitably have a harmful and stress response. Further reduce the resistance of shrimp. Plus the water nutrients and pH of the bucket. The salt content is different.
The temperature above will be a little higher.
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Dead shrimp and live shrimp, of course, there should be a difference, and there is a big difference, first of all, the form is different, one will move and one will not move, and the other will taste completely different, and the nutrition is completely different.
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The freshness is different, and the texture and taste of the meat are not the same when cooked.
Sea shrimp. Frozen well, freshwater shrimp will live well, seawater shrimp will generally die when caught, freshwater shrimp is easy to raise, we all know that eating fish and shrimp to eat alive, but now the shrimp on the market are not natural, eat less better!
It must be that the frozen shrimp is heavy, because the frozen shrimp is the product obtained by freezing the fresh shrimp, and the frozen shrimp includes shrimp and ice. Whereas, live shrimp have less moisture.
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