Unit 4222-237 SADIE LEWIS Outcome 1 1.1 Dementia is the progressive decline in the cognitive function‚ involving all aspects of perception‚ thinking‚ reasoning and remembering. This is largely to do with damage or disease. This is progressive and leads to the deterioration of the mind‚ affecting an individual’s ability to concentrate on daily tasks. The memory is often affected‚ causing them to forget people‚ dates and events that are recent to them‚ behaviour can be erratic
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SENSORY ORGANS Introduction The knowledge of the world around us stimulates our sensory organs to provide us with the information of what is going on around us. All sensory information is picked up by the sensory receptors‚ specialised cells that monitor internal and external conditions. Examples of sensory organs are: SENSE ORGAN Eye Ear (Organ of Corti) Ear (Semicircular Canals) Ear (utricle and saccule) Olfactory mucous membrane Taste Buds Skin Skin Skin Skin Various Muscle Spindle Golgi tendon
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Dementia Introduction Dementia is a progressive brain dysfunction (in Latin ’dementia ’ means irrationality)‚ which results in a restriction of daily activities and in most cases leads in long term need for care. Many diseases can result in dementia‚ the most common‚ Alzheimer ’s disease (Dementia.com‚ 2007). Description of Dementia “Dementia describes a group of symptoms that are caused by changes in brain function. Dementia symptoms may include asking the same questions
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with time.” (Buijssen‚p15) Dementia is a ‘clinical syndrome characterized by loss of function in multiple cognitive abilities in an individual with previously normal intellectual abilities.’(Clare‚ p5) While dementia is a worldwide problem that has no cure‚ very few people recognize and understand the four major forms of it. The most common forms of dementia are Vascular dementia‚ Parkinson’s disease‚ Huntington’s disease‚ and Alzheimers disease. Vascular dementia is a decline in thinking skills
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March 23‚ 2011 Psychology paper: Dementia The subject of a brain deteriorating disease is one we often avoid. Considering the fact that it is possible for a loved one to be a victim of a memory captivation is unbearable. Dementia is a term used to describe a group of symptoms caused by disorders that affect the brain‚ not so much a specific disease. People affected by dementia are disabled to the point where they may not be able to get dressed or eat. They have a total lack of problem solving
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Schmidt‚ MIBC 112‚ Unit 2‚ Assignment Dementia Dementia isn’t a specific disease. Instead‚ dementia describes a group of symptoms affecting thinking and social abilities severely enough to interfere with daily functioning. Dementia involves damage of nerve cells in the brain‚ which may occur in several areas of the brain. Dementia may affect people differently‚ depending on the area of the brain affected. The factors that causes this
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5 types of sensory receptors are: chemoreceptor A sense organ‚ or one of its cells (such as those for the sense of taste or smell)‚ that can respond to a chemical stimulus; a chemosensor. mechanoreceptor Any information about mechanical changes in its environment‚ such as movement‚ tension and pressure. photoreceptor A specialized neuron able to detect‚ and react to light nociceptor A sensory receptor that sends signals that cause the perception of pain in response to
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Types of Dementia Alzheimer’s Disease Alzheimer’s disease is the most common type of dementia; accounts for 60 to 80 percent of cases. Difficulty remembering names and recent events is often an early clinical symptom; later symptoms include impaired judgment‚ disorientation‚ confusion‚ behavior changes and trouble speaking‚ swallowing and walking. Hallmark abnormalities are deposits of the protein fragment beta-amyloid (plaques) and twisted strands
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Dementia is the umbrella term for a number of conditions which cause damage to the brain cells. The most common form is Alzheimer’s disease which has a gradual progression. The next most common type is vascular dementia which has a step-like progression. About one in four people with Parkinson’s disease also develop dementia. Short-term memory loss‚ disorientation and loss of concentration are common symptoms. There are other less common types of dementia such as Lewy Body dementia and Frontol Temporal
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Sensory Adaptation Abstract This paper describes three home type experiments and their conclusions as related to sensory perceptions. This paper will also describe the meaning and concept of sensory adaptation‚ and how it is evident within the discussed experiments. A description of the sensory systems that are involved with the experiments‚ as well as what happens from the nerve receptors to the brain. Sensory Adaptation Sensory adaptation refers to how a person’s body adjusts
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