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
Premium Sleep deprivation Sleep disorder Circadian rhythm
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
Premium Question Eyewitness identification Testimony
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
Premium Sociology Mental disorder Psychiatry
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
Premium Cultural studies Memory Physical strength
Obedience is when an individual responds to an order from an authority figure. A key study that has looked into research is one carried out by Milgrams in 1963. The aim of the experiment was investigate whether ordinary people will obey a legitimate authority figure even when required to injure an innocent person. Milgrams recruited 40 male participants by advertising for volunteers to take part in his study. Each participant would be paid $4.50. The experiment consisted of one ‘real’ participant
Premium Experiment Authority Reality
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
Premium Schizophrenia Psychology Mental disorder
Outline and evaluate the biological approach to psychopathology The biological approach to psychopathology suggests that abnormal behaviour is caused or related to physical changes in the body. The biological approach suggest that the four following things cause physical disorders (abnormality) ; genes‚ biochemistry‚ neuroanatomy and viral infection. Psychologists have investigated the role in which gene’s play in abnormal behaviour. To do this the majority of psychologists use twins. It has been
Premium Twin Psychology Abnormal psychology
Outline and Evaluate the biological approach to abnormality The biological approach sees abnormality as a physical illness and removes psychological blame and responsibility for the behaviour form the patients. Biochemistry; which is where abnormal functioning in the brain can be caused by abnormal levels of neurotransmitters and hormones. Neurotransmitters are the chemical messengers that allow neurones to communicate with one another at synapses. Hormones are chemical messengers that are secreted
Premium Dopamine Mental disorder Nervous system
Outline and evaluate the working memory model (12 marks) Baddeley and Hitch proposed that memory has 4 components. The central executive‚ phonological loop‚ visuospatial sketchpad and the episodic buffer. The central executive decides how to share out and direct attention to incoming information. The phonological loop can be thought of as a maintenance rehearsal mechanism for retaining verbal information. It is sub-divided into two other components‚ the phonological store (inner ear)‚ which holds
Premium Working memory Baddeley's model of working memory Short-term memory
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
Premium Sigmund Freud Psychology