Describe and evaluate biological explanations of schizophrenia (24 marks) Schizophrenia is a psychotic disorder characterized by distorted thinking‚ impaired emotional responses‚ poor interpersonal skills and a distortion of reality. It is the most common of psychotic disorders that‚ in most countries around the world‚ affects around 1 per cent of the population. In terms of explanations for the disorder‚ two central types of explanations arise – psychological explanations and biological explanations. Whereas
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The Biological Approach to psychology focuses on the body‚ with emphasis on the brain and nervous system. Psychologists attempt to examine our behavior and our mental processes through our physiological reactions to situations in the world around us. One such example is the way your heartbeat increases when you’re scared‚ our how your palms perspire when you lie. There’s no true way to tell exactly how many biological systems are influenced by our thoughts and feelings‚ but thanks to advances in
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The Biological Structure of Water Water is a substance with the chemical formula H2O: one molecule of water has two hydrogen atoms covalently bonded to a single oxygen atom. Its structure enables it to carry out many important functions in the body. Water molecules are charged‚ with the oxygen atom being slightly negative and the hydrogen atoms being slightly positive. These opposite charges attract each other‚ forming hydrogen bonds. These are weak‚ long distance bonds that are very common and
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there is not a single way of addressing that problem. Here after is a brief investigation of “two of the approaches” we have been taught in Psychology “Biological and Social approaches”. What are “biological” and “social” approaches in psychology? “Biological approach” in psychology “examines thoughts‚ feelings‚ and behaviours from a biological point of view”. It is thought that we are consequence of our genetics and physiology. “Social approach” in psychology studies how people act‚ think‚ and
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AO1 2 Types – Genetic and Biochemical Genetic – depression seems to run in families and a number of studies have shown a correlation between the biological closeness of the relationship and the likelihood of developing depression. Biochemical imbalances in neurotransmitters cause depression; most notably noradrenalin‚ serotonin according to the permissive amine theory is a controller and dopamine. Interruption in the transmission of nervous impulses Hormones – high levels of cortisol – overactive
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Homework 6 – Siovhan Tan Referring to examples‚ discuss the threats to biodiversity hotspots and why these threats could prove critical (15 marks) Biodiversity hotspots are areas in the natural environment that contain some of the biggest concentration of flora and fauna in the world‚ often containing many rare and endangered species. However many of these ecosystems are threatened by the likes of climate change‚ increased urbanisation/land use and tourism developments which can prove critical
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Threat of new entrants In the porter’s five forces‚ threat of new entrants refers to the threat of new competitors pose to existing competitors in an industry. A profitable industry will attract more competitors looking to achieve profits and If it’s easy for these new entrants to enter the market‚ if entry barriers are low this poses a threat to the firms already competing in that market. More competition or increased production capacity without the concurrent increase in the consumer demand
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Outline and evaluate the biological approach to psychopathology (12 marks) The biological approach is widely used in diagnosing and treating mental illness. The theory suggests that mental illnesses occur due to a physical cause. Physical causes include genetic inheritance‚ viruses‚ toxicity‚ physical trauma for example a head injury or perhaps an imbalance of hormones bought on by stress. These physical‚ external occurrences can distort thinking‚ emotion and behaviours in some people. Studies
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Cato Corporation Competitive Threats • The Company must be able to anticipate‚ identify and respond to rapidly changing fashion trends and customer demands in a quickly as possible. The Cato Corporation’s business and results of operations could suffer materially. • Existing and increased competition in the women’s retail apparel industry may negatively impact the business‚ results of operations‚ financial condition and market share. • Failure to protect the trademarks and other intellectual property
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potentially resulting in lost productivity. A Threat is a potential for violation of security‚ which exists when there is a circumstance‚ capability‚ action‚ or event that could violate security and cause harm. That is‚ a threat is a possible danger that might develop defencelessness. A threat can be either intentional (e.g.‚ an individual cracker) or "accidental" (e.g.‚ the possibility of a computer malfunctioning). [pic] security threats Virus Attack A virus is a small piece
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