Hippocampus

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    Amygdala And Hippocampus

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    The amygdala and hippocampus assume crucial parts in emotions and memory. Located in the brain, the amygdala rests on either side of the thalamus and directly below the hippocampus and dictates some emotion. When damaged, emotions do not work efficiently and the creature will become indifferent to stimuli. Also located in the brain, the hippocampus lies beneath the thalamus and controls the process of changing short-term memory to long-term memory. If damaged this will inhibit the creature from creating new memories and many memories will be lost. The collaboration between these brain regions hold the arrangement of improved memory for sincerely stimulating occasions. Behavioral examinations of animals (rats) exhibited that injuries of the amygdaloid cores or the injections of medications into the amygdaloid cores impede or upgrade hippocampal-subordinate learning. Furthermore, we have since acquired direct proof that neural inputs from the amygdala balance synaptic versatility in the…

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    The brain is composed of many sections, the Hippocampus being one of those sections. The Hippocampus is responsible for memory. It has been scientifically proven that the Hippocampus continues to generate new neurons, even in adulthood. While other systems do not create new neurons, it is critical that the Hippocampus does. Since the Hippocampus is responsible for processing memories, it needs to generate new neurons so that new memories can be formed. If new neurons were not being…

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    The removal of the hippocampus in Henry Molaise (HM) has taught us a lot about memory. Because he was suffering from a massive amount of epileptic seizures, it was no wonder that he agreed to the surgery to gain some relief that drugs could not provide him. Understanding of the hippocampus was in its infancy in 1953 (Kalat, 2016). After the removal of his hippocampus, to a great extent, his seizures reduced radically, however, it impacted the use of his short-term and long-term memory. He…

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    The Hippocampal Functions In Memory And Damage Forgetting a joke when you are in an opportune moment or losing a learned fact when you need it for a pop quiz you are currently taking. It just maybe the worst to forget knowledge but always remember someone has it worst. How about losing information, or just not remembering anything new anymore for the rest of your life. That is partially what it is like to have a defective hippocampus. The human hippocampus is surgically removed to help patients…

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    H.M. evidently showed to have full intact memory of a normal amount of information over a brief period of time, until he was distracted by intervening mental activities such as being able to normally repeat a phone number and carry on a conversation that had no reference to the past or an event left behind the talk. Several studies support that the hippocampus is highly engaged to train information across brief periods of time and activating the hippocampus contributes to subsequent memory…

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    humans as well as in rodents7-10. This raises the question of how early memories can influence adult life if they cannot actually be remembered. Using the contextual fear-based task inhibitory avoidance (IA) in infant rats, our recently published results11 show that: i) memories formed during infancy are not forgotten, instead are stored in a latent form that can re-emerge after specific reminders, ii) the infant, immature hippocampus is involved in the acquisition of the latent memory, and…

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    Essay On The Limbic System

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    The Limbic system is a critical part in the brain that makes a human feel emotions. It links us to a primitive state and higher thinking. The Limbic system is composed of numerous structures within the brain. There is not a certain structure that is defined as the Limbic system. The Thalamus, Hypothalamus, Amygdala, the Hippocampus, and the cingulate cortex are the framework for the limbic system. Its location is in the Forebrain and the Midbrain just under the cerebrum. All the structures work…

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    Alzheimer’s is a common neurodegenerative disease that accounts for the majority of all cases of dementia (Advokat, Comaty & Julien, 2014). Although the exact cause of Alzheimer’s is unknown, it is hypothesized that two systems crucial for the communication between brain cells fail due to the down regulation of acetylcholine and the over activation of glutamate, which result in the death of neurons (IOS Press, 2008). It is believed to involve the irreversible loss of cholinergic neurons,…

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    1. Neurogenesis and memory 1.1. Neurogenesis in the hippocampus The hippocampus is a brain region that responsible for learning, memory and mood. One of the important reasons for memory and mood dysfunction is the dentate gyrus (DG) reduction [12, 13]. The subventricular zone (SVZ) and the subgranular zone (SGZ) of neural progenitor cells generated neurons and glia in adulthood and during adulthood [14]. Neurogenesis also have a role in mood regulation; the dorsal hippocampus is an…

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    brain stem, the cerebrum, and the cerebellum. The cerebrum accounts for eighty-five percent of the brain’s weight, and houses the cerebral cortex and the limbic system. The limbic system is responsible for judgment, emotions, and memory; specifically, the formation, processing, and storage of memory. The hippocampus is tasked with memory processing and memory consolidation (Futures of Palm Beach, 2016). The regions of the brain that are affected by addiction are the same as those involved with…

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