Monday, May 18, 2020
Hippocampal Memory An Internet Based Look Essays
Hippocampal Memory: An Internet Based Look The belief that the brain is a box and is made up of various boxes communicating with each other is one that can be quite useful to understanding various aspects of the human experience. It would explain why there are time delays in messages going from one point to another. It also allows for a theory of localization. Localization states that various functions of cognition are held in specific areas of the brain. Looking at the brain as a group of areas communicating to each other to allow the organism to interact and function within its environment, is quite similar to looking at it as a box which has little boxes within it talking to each other. One aspect of the human experience that mightâ⬠¦show more contentâ⬠¦While rats with different lesions did not suffer the same deficit.(http://www.idealibrary.com) It has been found that the hippocampus might be an intermediary between the neo-cortexs representations and the filing away of information into long term memory. This would go along with the idea of various components of the nervous system communicating with each other to create inputs and outputs. In one study, rats were presented with food only if a tone and a light were presented together. Rats which had received a lesion to the hippocampus had a hard time learning the conditioned response to obtain the food. This finding might lead one to the idea that the lesion affected the animals ability to remember or retrieve the information that would tell it to perform the response and get food. Animals when trained to a fearful stimulus in a specific context will become conditioned to the context, they will begin to fear the context in which the fearful stimulus is given. Animals with hippocampal lesions do not gain this context conditioning. Or rather, they do not gain a fear of the con text of the situation where fearful shocks are given. (http://www.cogsci.soton.ac.uk/bbs/Archive/bbs.eichenbaum.html) This prompted some researchers to think that the hippocampus may have something to do with our ability to remember context, or context cues that surround us in the real world. Another study doneShow MoreRelatedSelyes Stress Theory2583 Words à |à 11 Pagesother side to pressure to perform.33 However stress does not only arises when an individual is overcharged, undercharge is just as stressful.34 26 Cf. Prof Carswell, M. et al (2007): online on the internet Cf. Cotrell,S. (2010): p..35 Cf. Prof Carswell, M. et al (2007): online on the internet 29 Cf. Cotrell,S. (2010): p.35 30 Cf. Cameron, S. (2008): p. 42 31 Cf. Nitsch, J. A. (1981): p. 264 32 Cf. Nitsch, J. A. (1981): p. 264 33 Cf. Middendorff, E. et al (2012): p. 52 34 Cf. NitschRead More Lysergic Acid Diethlyamide Essays4283 Words à |à 18 Pagesthought processes increased stimulus from environment hyperglycemia depersonalization difficulty expressing thoughts changes in shape/color hyperthermia reliving of repressed memories impairment of reasoning synaesthesia (running together of sensory modalities) piloerection mood swings (related to set and setting) impairment of memory - esp. integration of short -gt; long term disturbed perception of time vomiting euphoria lachrymation megalomania hypotension schizophrenic-like state respiratory effects
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