Most of us think that ringworm is a parasite that lives in a close relationship with another organism‚ its host‚ and causes it harm. But no‚ ringworm is a common fungal infection of the skin and is not due to a worm or a parasite. It is characterized by rounded red spots on the infected skin. Ringworm is common to our pets and it is transferrable to humans whatever the age is but it is more common to children. When ringworm transmitted from animals to humans it is then an example of a zoonotic disease
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Synopsis – Grade 9 Science Term II Chapter 1: Atoms and Molecules Law of conservation of mass: Mass can neither be created nor can it be destroyed in a chemical reaction. Law of constant proportion: A chemical substance always contains the same elements in a fixed proportion by mass‚ irrespective of the source of compound. Atom: The smallest particle which is the building block of matter. The symbol of the element is made from one or two letters of the English
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What is Hookworms in Cats? Ancylostoma hookworms are small‚ thread-like parasites that attach to the walls of the small intestine in cats‚ feeding on the blood of their host. Both Ancylostoma tubaeforme and Ancylostoma ceylanicum worms are known to invade cats. Hookworms are fairly common‚ infecting an estimated 10 to 60 percent of all cats at some point in their lives. Hookworms can cause anemia‚ small intestine inflammation‚ internal blood loss and bleeding at the site of the bite. Because of
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Question 4 Source 2‚ ‘Fearsome Tyrannosaurus rex Sue may have died from a sore throat’‚ and Source 3 ‘Everest the hard way’ are both non-fiction texts‚ but have different purposes for different audiences. Source 2 is a text written to inform readers of a new scientific discovery‚ who are newspaper readers interested in the subject. Source 3 is a non-fiction text‚ written to inform readers of a life changing experience‚ who read and are interested in stories of adventure. Source 2 uses practical
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around the body. If blood did not circulate around our body it would not carry the oxygen and nutrients that we need to various parts of the body. If our body does not do this it can cause damage to our organs and limbs. 3. How can disease and parasites
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W. bancrofti have two hosts for their life cycles; the definitive host being humans and their intermediate hosts being mosquitoes. When the parasite is an adult‚ it resides in the human’s lymphoids in the lower body of the human. The larvae in the first stage of the cycle‚ the microfilariae‚ are present in the human’s blood. The microfilariae have a sheath around them. This sheath‚ along with the area in which the worms reside‚ facilitates diagnosis of which species of microfilariae is in a patient
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even color. Elephantiasis has two main forms. Lymphatic filariasis is the most common form‚ caused by a parasitic disease just from a bite from a little infected mosquito. This form of Elephantiasis is caused by a parasite‚ most commonly called roundworms. The parasite blocks the lymphatic vessels‚ inhibiting their ability to drain the affected area. This disease can be very painful and will most likely impact the individual’s ability to lead a normal life. A severe case can block
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Current Status of Malaria Vaccinology In order to assess the current status of malaria vaccinology one must first take an overview of the whole of the whole disease. One must understand the disease and its enormity on a global basis. Malaria is a protozoan disease of which over 150 million cases are reported per annum. In tropical Africa alone more than 1 million children under the age of fourteen die each year from Malaria. From these figures it is easy to see that eradication of this disease
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Stem Cell Research Adult stem cell research is providing opportunities to treat people with a various diseases and conditions. In 2010‚ a man’s ankle refused to heal so the doctor took bone marrow from the man’s pelvic bone with a needle‚ condensed it to about four teaspoons of rich red liquid‚ and injected that into his ankle. Four months later‚ the ankle was healed! Adult stem cells are found in all tissues of the growing human being and‚ according to latest reports‚ also have the potential
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polluted. And this will eventually lead in the presence of waterborne diseases. Waterborne diseases occur when parasites or other disease-causing microorganisms are transmitted via contaminated water‚ particularly water contaminated by pathogens originating from excreta. These include typhoid‚ intestinal parasites‚ and most of the enteric and diarrheal diseases caused by bacteria‚ parasites‚ and viruses. Among the most serious parasitic diseases are amoebiasis‚ giardiasis‚ ascariasis‚ and hookworm
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