Describe circadian rhythms (8marks) Circadian rhythms occur every 24 hours; an example of a circadian rhythm is the sleep-waking cycle. We are diurnal animals who are active during the daytime and asleep at night‚ other animals are nocturnal they are active at night but asleep during the day. The circadian rhythm depends on the interaction of physiological and psychological processes to be tuned into the sleep-waking cycle so energy is provided when needed. As diurnal humans we have a fairly stable
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What is the memory? Memory is our ability to encode‚ consolidate‚ store and recall the information and our past experience. Memory is the sum of what we remember‚ gives us the capability to learn and adapt using our previous experience. Encoding – is the first step to create a new memory. It allows the information to be converted and stored within the brain‚ and later recalled from short-term or long-term memory. There are four main types of encoding: 1) Acoustic – the process of encoding words
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Microsoft doc The working memory model has three separate components. The central executive system allocates attention to different inputs and monitoring the operation of the other two components. The phonological loop has two sub-components‚ the articulatory control system‚ where information is rehearsed subvocally‚ and the phonological store‚ where speech input is held for a very brief duration. The third component‚ the visuo-spatial sketchpad deals with visual and spatial information coming
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Describe and Critically Evaluate the Psychoanalytical Approach Plan: 1.Introduction 2.Methods and Discoveries 3.Model of Personality 4.Stages 5.Therapies 6.Criticisms‚ Evaluations and Research 7.Conclusion The psychoanalytical approach is a controversial doctrine based on the system of psychoanalysis developed by Sigmund Freud. Freud was primarily interested in investigating the unconscious mind through the study of dreams‚ mental illness and everyday slips of the tongue or actions. He conducted
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weighs more heavily on us if the wrong decision is made. There are methods that can be used to assist us in making decisions starting with the most mundane all the way up to the most important. One method commonly used is the Multi-Attribute Decision Making Model‚ or MADM. Multi-attribute decisions making takes multiple attributes‚ or alternatives
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Describe and evaluate the theories of Sigmund Freud’s psychodynamic approach as an explanation of human behaviour. In the evaluation summarise and evaluate one other approach as an alternative explanation of human behaviour. This essay aims to describe in detail the theories of Sigmund Freud’s psychodynamic approach to the explanation of human behaviour. The writer will evaluate these theories and present them in terms of their strengths and weaknesses. The essay will also include a brief description
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Outline and Evaluate strategies for memory improvement. (12 marks) The first main memory improvement technique is the use of verbal mnemonics that focuses around words. For example acronyms‚ (where a word or sentence is formed from the initial letters of other words) e.g. - UNICEF - The United Nations International Children’s Emergency Fund. Another technique is an acrostic (a poem or sentence where the first letter in each line/word forms the method used for the item being remembered). E-g Homework
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Outline and evaluate research into encoding in memory (8) A study by Baddeley was conducted in 1966. He did two experiments looking into the STM and LTM. In these two studies he gave participants four lists of words. These were a list where the words were acoustically similar another where they were acoustically different and one where they were semantically similar and the last where they were semantically different. They were read the lists and then given an interference task for 20 seconds
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Outline and evaluate research into the duration of memory (12 marks) Peterson and Peterson researched into the duration of the STM. They used trigrams and asked their participants to recall them after a retention interval‚ the retention interval was different every time. They found that after 3 seconds participants could recall about 90% correctly but after 18 seconds only 2% could be recalled correctly. Peterson and Peterson concluded that the STM has a limited duration and when rehearsal is
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Describe and evaluate social explanations of aggression. Aggression can be defined in many different ways. Bandura suggests that it is the intent to cause harm to another human being who is motivated to avoid such treatment. One of the main social psychological explanations of aggression comes from Bandura and Walters in 1963. He suggests that aggression is learned either indirectly; through observational learning and only replicated if vicarious reinforcement occurs‚ or directly- where aggressive
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