Friday, January 24, 2020

The Behaviorist and Cognitive Approaches to Psychology Essay -- Papers

The Behaviorist and Cognitive Approaches to Psychology In this essay I am going to explore two of the major approaches to Psychology, Cognitive theories and Behaviorist theories. I will discuss in some detail the two approaches, state how they compare and illustrate the similarities and the differences between them. John Watson, one of the founders of Behaviorism, based his theories on the principles of learning outlined by Pavlov who suggested the theory known as Classical Conditioning; he trained dogs to salivate whenever he rang a bell. Dogs have a natural reflex response to salivate when they see food, Pavlov rang a bell when the dogs were given food and after several repetitions of this action, the dogs began to salivate whenever they heard the bell, even when there was not any food there. This approach rejected the idea of the conscious mind. Albert Ellis & Aaron T Beck developed the present form of the Cognitive approach to psychology in the 1950’s. This development emerged from a growing dissatisfaction with the narrowness of the behaviorist approach as it neglects complex human activities such as planning and communication. Behaviorists emphasize the relationship between the environment surrounding a person and how it affects a person’s behavior. This approach has a tendency to ignore mental processes. Behaviorists believe that studying the brain is not ultimately the best or most effective way to understand behavior. A person might act oddly in one particular environment, but normal in others. Whilst cognitive psychologists agree with the behaviorist theory that the environment surrounding a person does have some inf... ...hey may be thinking or feeling, if focuses on what you can see not the emotions. It is difficult to measure the thinking or feeling of independence and the behaviour of others, as well as the expectations of others in any particular given situation, for example John Watson believed that given the right environment anybody could be made into anything. Sources of Information ====================== Psychology – A New Introduction by Richard Gross, Rob McIlveen, Hugh Coolicun, Alan Clamp and Julia Russell (Twelfth Edition) Hilgards Introduction to Psychology by Rita L Atkinson, Richard C Atkison, Edward G Smith, Daryl J Bern and Susan Nolen-Hoeksema (Second Edition) Basic Psychology by Henry Gleitman (First Edition) www.sntp.net/behaviourism.thml http://scs.une.edu.au/Materials/573/573_4.html

Thursday, January 16, 2020

Worldwide Food Shortage

These new factors are related to economic systems, political issues, alternative energies and fuels or global warming and climate change. As we can read in an article by Lester Brown published in Scientific American Magazine, â€Å"one of the toughest things for people to do Is to anticipate sudden change. † (2009) This quote helps us understanding the crawls In countries affected by flooding or droughts. Other natural disasters hard to predict and having a substantial Impact on basic food production are earthquakes and tsunamis. These phenomenon's have the power to paralyze any agricultural activity among others.When these natural disasters affect countries with a poor economy, the situation is even worse as they do not have enough resources to recover and things are likely to become critical to the point where the population is affected by malnutrition and dies of hunger. Africa has been long known as the continent with the worst problems concerning food shortages In most of their countries, mainly due because of the hot temperatures causing severe uncontrollable droughts and water shortages. The situation in these countries has not only immediate implications on population, but also makes it very official for economies to develop.Unfortunately, because of the lack of food many diseases would easily spread and be difficult to overcome, since the countries are poor. To Illustrate the state of some African countries we will be citing a shocking affirmation published In an article by Marc Gunter, senior writer for Fortune Magazine: â€Å"The average American pet will consume more resources than the average African and have better medical care as well. † (2008) The same poor economical environment in countries of Central and South America had facilitated over the years, food shortages following either droughts or flooding.In 2001 for instance, a severe drought has compromised the crops across Central America. Countries like Honduras, Guatemala and E l Salvador have been seriously affected. (Taylor, 2002) These countries are predominately rural and produce grains and coffee for export. This is the other aspect of local food shortages: it can extend to affect other importing countries as well, forcing the increase in prices for some essential foods. As we could see so far in this analysis, droughts are not the only factors having the power to severely affect food production, but their opposite, flooding has the same vegetating erect. Entries all around ten world , In Europe, Salsa, Australia, ten Americas, they all have experienced food shortages due to flooding. A healthy production depends thus on balanced weather conditions. This might be however difficult to achieve, thinking that for centuries nature has been unpredictable, and it's getting worse due to global warming. An article published in Fortune Magazine presents the Pentagon's weather nightmare, global warming, as a surging problem, and predicts that a cooling in the N orthern Hemisphere will trigger longer and rasher winters in most European countries as well as in the United States.The same conditions will also cause according to the same source, severe droughts which will turn â€Å"farmland to dust bowls and forests to ashes. † (Strip,2004) Food shortages could arise from animal diseases, like the mad-cow disease, which caused a global meat shortage in 1996, and affected mainly the Great Britain, where people have died from consuming the meat coming from infected animals. Same situation has happened with chicken and pork later in the decade. A major issue nowadays is the price of oil.In a global economy heavily relying on amerce, import and export, the price of oil could have a significant impact on the cost of production. Some countries are seriously affected and decide to drop the production for essential foods, since its cost could become higher than the selling price. While some countries, usually developing countries, are strugglin g to survive on a low food supply, dealing with starvation and diseases, others might as well have an overage in production of basic food. We can analyze these countries' food overage from a humanitarian and ethical perspective, depending on what their decision is regarding the surplus.How many countries decide to distribute their overage to unprivileged nations, and how many simply dispose of the extra production? Great Britain for instance, estimates that more than 30% of their food is thrown away and thus UK might be the worst in the world for waste. The cost of the wasted food is estimated to be between 8 and 16 billion pounds a year. (Vidal, 2005) This is Just an example of how food is wasted in some countries or Just individually in certain households. In the context of long time food crisis around the world, this waste is highly unethical and shows low commitment to the global welfare.

Wednesday, January 8, 2020

Essay on Got Teeth Dental Implants - 1994 Words

For the past two and a half years I have been working as a Periodontal Assistant accommodating two doctors. Combined, both doctors have over thirty years experience within the field of Periodontics. The field of Periodontics focuses predominately on the prevention, treatment, and maintenance of periodontal disease. Treatment of periodontal disease, commonly is managed by; the removal of excessive tissue, bone and tissue grafts, and extraction of problem teeth. However, at our practice, we not only manage periodontal disease, but replace missing teeth with dental implants. Dental implants are an alternative to other restoratives like bridges and dentures. On an ideal day, we place about five to ten implants; and the overall†¦show more content†¦The healing time for the implant is crucial because the implant â€Å"fuses with the jawbone through a process called osseointegration† (Dental Implants). The surface of the implant itself is vital in the osseointegratio n process. As a result, several â€Å"trial and error† tests have been conducted over the past several decades in determining the most ideal surface. According to a studies review by; Gupta, Dhanraj, and Sivagami, a â€Å"sandblasted and acid etched† surface produces the best results when integrating. Sandblasting is a method that produces a â€Å"rough† texture on the implants surface; while acid etching â€Å"leads to micro-texturizing and cleaning† (Gupta, Dhanraj, and Sivagami). Now that we know how implants achieve durability and stability, lets compare to materials mainly used in bridges. Bridges are commonly comprised of the following; porcelain fused to metal, gold alloys, or base metal alloys. Porcelain fused to metal is often most peoples choice when it comes to bridges because, its a financially conservative cosmetic material. According to an ADA table titled; Indirect Restorative Dental Materials; a porcelain fused to metal bridge is ex tremely visually unappealing due to the visible metal portion close to the gum-line. Additionally porcelain fused to metal bridges are more capable of fracturing and wearing down opposing teeth over time. Unlike bridges, implants are not only â€Å"built toShow MoreRelatedHave You Ever Been In Dental Limbo?..... Who Do I Go To?1625 Words   |  7 PagesHave you ever been in dental limbo?..... Who do I go to? Am I going to a good dentist? Are they in my insurance plan? Will they treat me well? Over the past few years, I felt like I was on a dental quest after my long-time dentist retired. 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