Beijing July 17, along apt the Lee. Here are the ten most prevalent human parasites and their possible harm apt the folk.
1. hookworm
that life began in parasitic nematodes outdoor the body, it is through contaminated water, fruits and vegetables into the human body. Hookworm larvae grow in the human gut where they splice to the host gut wall, suck the blood of the host,
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symptoms: weakness, abdominal pain,
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2.
scabies mites scabies mites are constantly shrieked the people, the parasite scatter by physical contact. In the petticoat scabies mites lay their eggs above the human skin, causing skin responses and inflammation. When the woman scabies mites arrange their eggs buried in the servant's rejoinder will worse the skin, such for itching, which is scabies.
symptoms: itching, afflict, pus node, skin irritation
3.
roundworm roundworm parasite in the human gut is the most parasitic nematodes, can grow to 15-35 cm long. Worms spread through the feeding. Ascaris eggs hatch soon after the pierce human visceral walls, into the blood. Through the bloodstream into the lungs, then coughed up and swallowed, another back to internal organs.
symptoms: fever, fatigue, allergies,
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4. schistosome
these small parasitic insects in the host's blood, it will host undergoing from schistosomiasis. They live in water, when people come into contact with polluted water, schistosomiasis will pierce their skin. The parasite occasions inflammation (bulging) and damage organs, particularly the liver. Adult parasites in human hosts can be decades, several annuals may not show whichever symptoms. They quit the host with the bowel movement, in host snails cost their rest of his life.
symptoms: fever, pain, cough, diarrhea, swelling, lethargy
5.
tapeworm tapeworm spread through contaminated food, through the head of the 3,4 months tapeworm can mature. It can fared on the human body at a time 25 years. Tapeworm eggs through feces and can survive in the plant, then cows, pigs eat, or to humans.
symptoms: nausea, spewing, abscess of interior organs, diarrhea, weight loss, dizziness, cramps, malnutrition
6.
pinworm pinworm is a common human parasite, can cause Nao sis. Into the female can grow to 8 mm to 13 mm. Pinworm rear was a long probe, it accordingly the name. Pinworm spousing by traumatic insemination, males pierce females with a penis, afterward the masculine died. They settled in the host's internal organs, but the feud is that with most parasites, they will not enter the blood, can not survive in additional portions of the body. Pinworm eggs in vitro, ordinarily around the anus, which will cause people itching emotion, the larvae will scratch through the handbook transmission.
symptoms: inflammation and itching
7. Bancroftian Wu
mosquitoes policy nematode parasite, this parasite to humans through the bite of the unlock into the human bloodstream. Bancroft Wu larvae will enter the policy line
lymph nodes, especially in the legs and genital area of the lymph nodes, adults need to grow into a year's period. They will cause tropical diseases, and periodically cause elephantiasis.
symptoms: fever, chills, skin infections, lymph knot pain, skin thickening, swelling
8.
the common Toxoplasma gondii parasite crescent ambition attack the central nervous system. People alternatively by eating undercooked mutton of infected pets clutch the parasite infection. Most people have been infected with the parasite,
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symptoms: flu-like symptoms,
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9.
Giardia lamblia Giardia lamblia is a flagellated protozoan parasite. It is parasitic in the human reproductive organs, can cause giardiasis. The parasite in the human gut can cause inflammation and after settled in other damage, disabling the aptitude of gut to preoccupy nutrients, causing diarrhea. The parasites present in drinking water.
symptoms: diarrhea, nausea, abdominal pain, weight loss, hiccups will issue a putrid eggs odor.
10. amoebic dysentery and amoebic dysentery
is a single-cell organism that can cause amoebic disease. The parasite especially infects humans and other primates. It may be present in the water, and taint moisture may be contaminated fruits and vegetables. Amebic dysentery spread through the feces. Unlike Plasmodium, which cause more deaths than the other protozoa.
symptoms: abdominal pain, weight loss, weakness, diarrhea, liver abscess