Olfactory receptor neuron

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    In Stage one, no impairment at this point Alzheimers in not detectable no symptoms are present there is no memory problems or other symptoms of dementia.Then in Stage two Minor memory problems begin to show the person may begin to lose things around the house at this point, it is not distinguishable from normal age-related memory loss. In Stage three at this point, signs and symptoms start to become more apparent. You may begin to notice that they can't seem to find the right words and that they…

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    Neurotransmitters are the chemical messengers’ comprising of multiple endogenous chemicals allowing neurotransmission across synapses. During the neurotransmission a chemical is released from the axon terminal of a presynaptic neuron fabricating millions of synaptic connections that play a major role in modelling everyday activities. Through the process of staining and stimulations in experiments, researchers have now identified more than 100 unique chemical messenger types which can further be…

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    Early stages of dementia communication skills can have the person taking their time in understanding and replying whilst in the latter stages this level of communication diminishes. Common forms of communication problems are: 1. Dysphasia – receptive where there is no understanding of words or expressive where there is no speech. (Tip: get client to use yes/no responses) 2. Repetition – sign of distress or a way of self-comforting. (Tip: observe body language as an indicator) 3. Slowness –…

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    Optic Neuropathy Essay

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    Leber hereditary optic neuropathy (LHON) is an inherited form of vision loss. The prevalence of LHON in most populations is unknown and the relative frequency of the different LHON-causing mtDNA variants is said to vary throughout the world. Overall, the m.11778G>A variant is the most prevalent, accounting for 70% of cases among northern European (Mackey et al 1996) and approximately 90% of cases in Asian populations (Mashima et al 1998, Jia et al 2006). It affects 1 in 8,500 to 1 in 50,000…

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    understand their origin or their impact, the platelets and tangles of proteins that form in the brain appear to be playing a crucial role in degrading neural connections and ultimately killing neurons. Plaques are deposits of protein building up between neurons. Tangled are twisted fibres of protein building up inside neurons. They form naturally as everyone ages, but in Alzheimer's patients the number of plaques and tangles is far greater. Most experts believe their role in Alzheimer's is…

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    Did you know that possessing a greater amount of dopamine receptors in the hippocampus results in better episodic memory? It’s a wonder why some people have great memory of past events, while others have none. As an adult it gets increasingly harder to remember events you experienced as a child. It has always been a phenomenon as to why you can’t remember the memories you had as a child. Why you forget what happens before the age of four. As an infant your brain is busy making new cells in the…

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    Acetylcholine Research Forums The following members Li Jiang, Lorna Role, and David Talmage were able to develop a method towards controlling mice memories, by manipulating the neurotransmitter called acetylcholine. 1.) Purpose: As of this article Science Daily, “previous research has suggested that cholinergic input to the amygdala appears to strengthen emotional memories.” Memory that could be tuned, providing dreadful memories or dementia can be erased furthermore gone from the human’s…

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    individuals that have what is called early-onset Alzheimer’s where the disease occurs at a much younger age. Alzheimer’s is caused by an abnormal buildup of proteins in the brain called Taos and Plaques. These Taos and Plaques causes tearing on the neurons in the brain disrupting the neural pathways, causing the decrease in cognitive functioning. There is currently no cure for Alzheimer’s disease although researchers are working tirelessly to delay the progression of the disease and help regain…

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    ALZHEIMER’S DISEASE In 2015, there were approximately 48 million people worldwide with AD. It most often begins in people over 65 years of age, although, 4% to 5% of cases are early-onset Alzheimer’s, which begin before this. It affects about 6% of people 65 years and older. It was first described by, and later named after, German psychiatrist and pathologist, Alois Alzheimer in 1906. (http://www.alz.co.uk/alois-alzheimer) In 1906, Alzheimer gave a lecture that made him famous. Alzheimer…

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    will trigger feelings of anxiety, depression, lack of motivation and decreased ability to concentrate. This “crash” does not typically last long. However, chronic users of MDMA will experience longer crashes due to decreased serotonin-containing neurons and damaged serotonergic axons in the…

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