25 November 2013 The Black Widow Spider What is a black widow spider? Black widows are notorious spiders identified by the colored‚ hourglass-shaped mark on their abdomens. It is very small‚ females are about 15 mm and the males are only 7 mm‚ not including the legs. Its venom is 15 times stronger than a rattlesnake’s. The most dangerous for humans is the American black widow spider. These spiders are found in many areas of the world‚ but are found mostly in the Western Hemisphere‚ particularly
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Adult black widow spiders have a shiny‚ black‚ rounded‚ circular abdomen and are about 1/3 inch long (about 1-1/2 inches when their legs are spread). Adult spiders have two reddish or yellowish triangles on their bottom which looks like an hourglass marking‚ and their body color is dark colored usually black or sometimes dark brown. They are usually recognized because of their red or red-orange hourglass design on the bottom of their abdomen. This pattern is changeable and may look
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Purpose: To talk about Specific Purpose: To talk about how black widows toxins Central Idea: how to identify black widow‚ the effect of the toxin‚ how to treat after being infected and how to avoid being bitten. Introduction * How to identify weather the black widow is a male or female * About 5% of all black widow attacks are fatal. The black widow‚ however‚ usually bites people only when its web is disturbed. And males black widow does not bite * No matter how poisonous the bites may
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his experiences with spiders as well as some facts about spiders. With strong uses of adjectives and nouns he creates graphic images in our minds about the reality of Black Widow spiders. In “Caught in the Widow’s Web” Grice discusses the web of the spider by using adjectives such as: “ugliest‚ stiff‚ and smells”. He portrays the image of spiders’ webs being a foul object. Grice intricately uses adjectives to show the spider’s aggressiveness towards his victims. The Widows have an immense appetite
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fascination is rooted in fear‚” Grice reveals as he justifies to the readers why he hunts black widows. Gordon Grice published his essay‚ “Caught in the Widow’s Web” in 1995 to the issue of The High Plains Literary Review. In it‚ he explains that this creature is a representation of a powerful evil in nature whose motives are purely malevolent. His informative tone‚ describing the habits of the black widow‚ allows the reader to connect to the overarching message that facing vile beings is inevitable
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Experiential Exercise Wilderness Survival You are a member of a hiking party. After reaching base camp on the first day‚ you decide to take a quick sunset hike by yourself. After hiking a few exhilarating miles‚ you decide to return to camp. On your way back‚ you soon realize that you are lost. You have shouted for help‚ to no avail. It is now dark. And getting cold. Your Task Without communicating with anyone else in your group‚ read the following scenarios and choose the best answer
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Black Widow Killers The Baby Butcher strikes again! This could have been the heading of the local paper in the late 1800s‚ when a small child was found floating down the river in a small town in Great Britain. Amelia Dyer was known as “The Baby Butcher” during the nineteenth century because of her brutal killings of infants and young children. When asked why she committed these sadistic murders she‚ replied with “I was sending them to God” (Rattle‚ Vale‚ & Rennell‚ 2007). Historically serial
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example that he uses that has helped my understanding of this idea was the black widow spider. Quammen tells us of his strong fear of spiders and he goes on telling us how the black widow is very poisonous and menacing‚ yet possesses an undeniable beauty. He also states the black widow as being dangerous but not malicious‚ and gorgeous or hideous depending upon how we see it. Quammen’s point is that no matter how you see the spider‚ it is still part of nature. Adding to this idea that nature and all
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“Various friends have told [Grice] that the widow’s bite is always fatal to humans-in fact‚ it almost never is.” Grice discusses several misconceptions of black widows that initiate fear‚ causing them to hold a power over society. He uses the following tones: awe (of the widow)‚ fear‚ and ignorance (of many who fear but do not understand the black widow) to show there is no need to fear the unknown aspects presented throughout life. In parallel to this realization‚ there are greater evils in the world
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Nikki Hayes Bonus assignment April 17‚ 2012 Acetylcholine Acetylcholine better known as ACh is a neurotransmitter that is produced by cholinergic neurons. Nerves that rely on Ach are classified as cholinergic nerves. Acetylcholine is found in both the peripheral nervous system and the central nervous system. Acetylcholine can also be found in the autonomic nervous system and is the only neurotransmitter used in motor division of the somatic nervous system. In the peripheral nervous system
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