Describe and evaluate explanations of insomnia. (8 + 16 marks) Insomnia is a state where an individual experiences difficulties with their sleep. There are 5 types of insomnia; long term‚ short term‚ trouble falling asleep‚ trouble staying asleep and waking up too early. Short term insomnia usually lasts a few days or weeks‚ it tends to be caused by immediate worries such as exams‚ deaths‚ noise‚ jet lag or temporary medical conditions such as colds. Long term (chronic) insomnia is experiencing
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Outline and evaluate research on majority influence There are two major studies in which we can look‚ at these are Asch and Zimbardo. Asked our student volunteers to take part in the vision test‚ all but one of the volunteers were colleagues of the experimenter. the volunteers were shown 3 lines the free lines were all different sizes and there was a fourth line which was the same size as one of the 3 lines. All the volunteers had to do was to say Which line was the same size as the separate fourth
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Outline and evaluate functionalist views of the role of the family in society. (33 Marks) Functionalists stress the positive aspect of family. In particular‚ they force on the positive role of one particular family type: the nuclear family. Murdoch (1949) claimed the family was a universal institution. He studied 250 societies and found the family‚ in some form‚ was present in all of them. This suggests that families are necessary in some way‚ whether it be for societies to survive‚ for individual
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This study is a replication of a study by Loftus and Palmer in 1974. The aim of the study is to test the effect of leading questions in eyewitness testimonies and how reliable the account of the witness is. The experiment uses two groups which receive two different verbs‚ ‘smashed’ and ‘contacted’. The method consists of an independent measure design. The independent variables are the way the words are phrased in the questions‚ while the dependent variable is the estimation made by the participants
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Outline and evaluate the evolutionary theory of human attachment 12 marks Bowlby put forward a theory of attachment based on the adaptive advantage we get through an innate tendency to form attachments with our caregiver. Bowlby adopted the idea of a critical period from ethologists like Lorenz and applied this to his explanation of how human infants form an attachment. The critical period hypothesis states that if you fail to attach between two and a half years‚ the child will suffer irreversible
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Outline and evaluate the biological approach to abnormality? The biological or medical approach regards abnormality as illness or disease. Mental illness is thought to be related to the physical structure and functioning of the brain. There are four possible causal factors of abnormality: brain damage‚ infection‚ biochemistry and genes. The first factor is brain damage. Abnormal behaviour may occur if the structure of the brain is damaged in some way. Once disease or brain damage has caused mental
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There are three definitions of abnormality; the first is deviation from social norms. A person will be diagnosed with this when they have deviated from the unwritten rules and standards of society making them seem abnormal. Jahoda identified this abnormality and said there were 6 conditions associated with good mental health. A positive attitude‚ Self-actualisation‚ Resistance to stress‚ Personal autonomy‚ accurate perception of reality‚ and Adaption to the environment. However there are limitations
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Outline and evaluate the Psychodynamic approach to abnormality (12marks) It claims that personality develops in childhood through a number of ‘psychosexual stages’ and that too much or too little pleasure at one of these can lead to fixation and abnormal behaviour. For example between the ages of two and four children are in the anal stage – too much focus on holding in faeces during this time can lead to an ‘anally retentive’ adult personality which is obsessively neat and tidy‚ in some cases leading
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Outline explanations of prosopagnosia and evaluate research‚ including case studies. Visual agnosias is the inability to recognise familiar objects presented visually. There are two types of visual agnosias- Apperceptive agnosia and Associative agnosia. Apperceptive agnosia is the physiological type of visual agnosia‚ where it is a failure of recognition due to damaged visual perception. Associative agnosia is the developmental type. It is where perceptual ability is intact‚ but
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individual optimum level. However‚ after this optimum level it is suggested that the performance of the individual will decline‚ this could be triggered by terror. This theory was supported by Deffenbacher et al’s research. The second issue is the “weapons focus effect”; In Easterbrook’s research he predicted that attention will narrow to the source of the threat e.g the knife the man is holding therefore peripheral detail is lost e.g the details of the perpertrator’s face. This was supported by Loftus’s
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