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Generally, mercury enters the body in the form of vapor from the respiratory tract. The absorption is very small, but the absorption is somewhat large when it is damaged and ulcerated. The digestive tract is basically not absorbed, so oral administration of metallic mercury in healthy people will not cause poisoning.
Intravenous or subcutaneous injection of metallic mercury can cause poisoning, and there have been reports of poisoning caused by the penetration of a broken thermometer under the skin. Mercury vapor readily enters the body through the alveolar membrane and dissolves in the bloodstream, and usually, the inhaled mercury vapor can be absorbed by the alveoli around 50%, and the rest is expelled by exhalation. When the concentration of mercury in the air increases, the absorption rate also increases.
Mercury in the blood is initially distributed in red blood cells and plasma, and later reaches all organs throughout the body, and in the kidneys, it is more abundant, up to 70% to 80% of the total mercury in the body. Mercury can enter brain tissue through the blood-brain barrier and accumulate in the brain for a long time, with the largest amount in the cerebellum and brainstem. It is also easy to enter the fetus through the placenta and accumulate and cause disease.
Mercury is excreted by urine, feces, bile, milk, sweat, saliva, etc., and the excretion of urinary mercury accounts for about 70% of the total excretion, but the excretion of urinary mercury is irregular, and can vary by 4 times from day to day.
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If there are no symptoms, the sensitive ** will be red, and if it will cause poisoning, it will be a systemic symptom, such as nausea and vomiting.
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There will be no symptoms, a few people will have **redness, but it will generally be fine every other day.
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Only occasional contact will not affect anything, and there will be no poisoning, but try to avoid mercury in the environment, because mercury will not only be exposed to poisoning, but also form steam, mercury poisoning, because the normal ** has a protective barrier, only occasional contact will not absorb. So it won't be poisoned.
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Direct exposure to mercury is prone to allergies.
If the mercury comes into contact with the broken **, it will cause infection and cause inflammation; If mercury enters the human bloodstream, it can cause mercury poisoning.
Mercury generally enters the body through water vapor, and mercury vapor and mercury salts (except for some very soluble such as mercury sulfide) are highly toxic and can cause brain and liver damage when taken orally, inhaled, or exposed.
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Mercury is easily absorbed by the respiratory and digestive tract, a small amount of inhalation is not a big problem, and it can be cleaned in time, but long-term inhalation will cause mercury poisoning. The main component of mercury is mercury, which is toxic and volatile.
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**After touching mercury, if someone is allergic to it, it will cause redness, swelling, burning, and even pimples; But it's okay to come into contact with mercury once in a while, as long as it's wiped off in time. Liquid mercury is not very toxic, mainly relying on mercury vapor to enter the human body, thus causing chronic poisoning, so it is necessary to immediately open the window to ventilate to ensure indoor air circulation.
After touching mercury, if someone is allergic to its ingredients, it will cause redness, swelling, burning, stinging, and even slow appearance of erythema, pimples, itching and other symptoms. However, occasional contact with mercury will not have a very serious effect, as long as the surface is wiped in time, mercury will not penetrate into the inside.
Mercury poisoning generally does not rely on the penetration of liquids, but on mercury vapor into the human body, which causes ulceration and even mercury poisoning. After mercury vapor enters the human body, it enters the human blood through the alveolar membrane, which will cause chronic mercury poisoning, and the common symptoms are: chest tightness, insomnia, forgetfulness, dizziness and headache.
In ordinary life, it is difficult for ordinary people to come into contact with mercury, if you accidentally break the mercury thermometer and come into contact with mercury, you should immediately wipe your hands with a clean towel, and open the window for ventilation to ensure indoor air circulation. If conditions permit, some sulfur powder can be sprinkled on mercury to convert mercury into solid mercury sulfur.
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Let's go to the hospital and consult a doctor.