Sextant (a device used for celestial navigation) 13 2. Shaving Mirror 1 3. Five gallon can of water 2 4. Mosquito netting 15 5. One case of army rations 3 6. Maps of the Pacific Ocean 14 7. Seat cushion (flotation device approved by the Coast Guard) 6 8. Two gallon can of oil/petrol mixture 10 9. Small transistor radio (receives radio stations only – not a transmitter) 12 10. Shark repellent 9 11. 20 square feet of opaque plastic 8 12. 15 feet of nylon rope 7 13. 2 boxes of chocolate bars 4 14
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people and I will seemingly be the only one. I must taste really good. It must be all that healthy‚ real food! After getting bit up pretty good‚ the first few weeks of summer‚ I was determined to do some research and make my own homemade insect repellent spray. There are many essential oils‚ known for being excellent natural insect repellents.Here are just some of them: Citronella‚ Clove‚ Lemongrass‚ Lemon Eucalyptus‚ Cedarwood‚ Rosemary‚ Tea Tree‚ Eucalyptus‚ Cedar‚ Catnip‚ Lavender‚ Peppermint
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Before visiting South Africa‚ you may need to get the following vaccinations and medications for vaccine-preventable diseases and other diseases you might be at risk for at your destination: (Note: Your doctor or health-care provider will determine what you will need‚ depending on factors such as your health and immunization history‚ areas of the country you will be visiting‚ and planned activities.) To have the most benefit‚ see a health-care provider at least 4–6 weeks before your trip to allow
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Let’s start with the basics… I. The Basics http://www.ncbi.nlm.nih.gov/pubmedhealth/PMH0002341/ A. What is Yellow Fever? 1. Yellow fever is a virus that is carried by mosquitoes - Catchable if bitten by a mosquito that is infected with the virus - Once bitten by an infected mosquito‚ symptoms usually develop in the following 3-6 days Transition:
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aureus and Salmonella enteritidis. The study makes use of kamias (Averrhoa bilimbi) leaves and fruit extract as an antibacterial agent that is more or equally effective than the commercialized one and at the same time‚ available in our environment. Ten Replicates on ten Petri dishes were prepared for each bacteria. Pure cultures of the three bacteria were spread on the replicates. After extracting the needed substances from the kamias leaves and fruit extract‚ the researchers were able to
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parasitic infection that is spread by Anopheles mosquitoes. The Plasmodium parasite that can cause malaria is neither a bacterium nor a virus therefore it is a single-celled parasite that multiplies in red blood cells of humans as well as in the mosquito intestine. C. Laveran in 1880 was the first to identify the parasites in human blood. In 1889 R. Ross discovered that mosquitoes transmitted malaria. Malaria is a serious global problem and there were 247 million cases of the disease worldwide‚ killing
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up camp in the downpour. Another problem likely to be faced during a camping trip is run-ins with wildlife‚ which can range mildly annoying to dangerous. Minor inconveniences include mosquitos and ants. The swarming mosquitos can literally drive annoyed campers indoors for the night. If an effective repellent is not used‚ the campers can spend an interminable night scratching. Ants do not usually attack campers‚ but keeping them out of food can be quite a
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Why Are Multiple Strategies Needed to Control Malaria? * Multiple strategies against malaria are needed because there are numerous species of vectors and four species ofPlasmodium. * Some populations of Plasmodium‚ especially Plasmodium falciparum‚ are resistant to drugs‚ so alternative drugs need to be used. * Research needs to be done on new drugs as a "reserve weapon" for future cases of drug resistance. Unfortunately‚ drug resistance is more common in malaria caused by Plasmodium falciparum
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Microbiology‚ pg 935-39). The infection is acquired through mosquito bites by the members of the genus Anopheles. Modes of Transmission. The life cycle of the Malarial Parasite goes through three stages as seen in the next page. Diagram of Plasmodium parasite life cycle. Image taken from the Malaria Foundation link. The sporozoan parasite replicate in the presence of the mosquito and a human host. In Stage 1‚ the female Anapholes mosquito secretes anticoagulant and releases parasitic sporozoites
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BEDBUGS: PUBLIC HEALTH IMPORTANCE 237 CHAPTER 4 Bedbugs‚ fleas‚ lice‚ ticks and mites Ectoparasites that live on the body‚ in clothing and in beds There are many different species of bloodsucking fleas‚ lice‚ ticks and mites. Lice live on humans or in their clothing‚ while fleas are frequently found taking bloodmeals on people and domestic animals. Bedbugs‚ which can be found in beds or furniture‚ feed on humans to obtain blood-meals. Some mites live in people’s skin‚ e.g. the mites that
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