The prefrontal cortex (PFC)‚ which is responsible for higher cognitive functions and social-emotional controls in humans‚ is one of the most important brain regions; yet‚ it is also one of the most delicate regions. Located just behind the forehead in the frontal lobe‚ it becomes vulnerable to injuries‚ leading to an array of symptoms including behavioural changes. Different neuroimaging studies and case studies have shown that damage to this region may lead to antisocial behaviour‚ which is defined
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Sahan Ratnayake Development of Language and its influence on self-awarness‚ personal memory‚ and higher emotion. Language is defined as the system of linguistic signs or symbols considered in the abstract. Language is purely a human concept. Though it is used by many animals on the planet‚ no other animal uses language to the extent or complexity as humans do. This is in part to the larger brain size of humans as opposed to animals. Our closest animal relative‚ the chimpanzee‚ has a brain
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A person is defined by more than his name‚ his occupation‚ or his family because he belongs to a greater universe where he is defined as a human‚ famous for imperfection and the conscience. However‚ the most obvious characteristic of humanity is governed by the dynamics of emotion. In Franz Kafka’s novel The Metamorphosis Gregor Samsa finds himself falling out of society and losing touch with humanity‚ and his loss of identity is furthered by his inability to understand emotion. The narrator’s presentation
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While MDMA is unlikely to be used as a primary source of treatment for mental disorders‚ recent research has evaluated it’s utility as an adjunct to psychotherapy for the treatment of PTSD. To evaluate the effects of MDMA-assisted therapy for the treatment of resistant and chronic PTSD‚ Oehen‚ Traber‚ Widmer and Schnyder (2013) conducted a pilot study to test the safety and efficacy of this treatment. First‚ Oehen et al. (2013) briefly outlined a current neurocircuitry model for PTSD. Oehen
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Fish on Prozac: Investigating the Mechanisms of Aggressive Behavior in Betta Splendens October 24‚ 2013 By: Michael Min Lab Partners: Jay Hwang‚ Josh King‚ Jesse Jung Lecture Professor: Dr. Norskov Introduction Betta splendens‚ or Siamese fighting fish‚ have been previously used to study the affects of selective serotonin reuptake inhibitors (SSRI) on aggression levels. Specifically‚ the SSRI used in most studies is Fluoxetine‚ which can be
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A recently published article seems to lend new information as to the way in which emotions influence our decision-making process. While emotions and reasoning are considered inherently separate by some‚ new experiments are challenging that perception. A series of studies done by experimental psychologists now show us that emotion plays a very natural role in decision-making situations. The experiments‚ ranging in type from neuroimaging to simple classical conditioning‚ suggest that emotions can
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Motivation and Eating Healthy Psychologists describe motivation or goals as cognitive representations of a desirable outcome that move a person into action. Dieting‚ eating healthy‚ exercising‚ and achieving good looks and health are all related to the goal of weight-control. A person who is motivated by food is also motivated to by other related goals‚ such as eating at a restaurant‚ opening the refrigerator‚ and opening a bag of chips. In order to maintain a healthy weight‚ people will set
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Harvester Vase: Hagia Triada The Harvester Vase was found in Hagia Triada on the island of Crete. This vase is from the Late Bronze Age‚ dating from 1550 to 1500 BC. The vase was originally made in three parts and was fitted together. The face is oval shaped and has a vessel on the top. The vase was carved on brownish steatite. The vase was originally glided with gold and hammered to paper-thin thickness. This piece is decorated with low-relief sculpture and shows a unique scene. The piece has pictorial
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growth. Fortunately to our luck‚ the world has made many advances in science and technology that we are now able to observe and compare the changes in differences of the adult‚ children‚ and teenage brains. Generally in a normal adult brain‚ many parts of the brain work together to make choices and decisions to force the body to behave in a certain manner‚ however‚ the teenage brain does not function this way (Edmonds). Specifically‚ the prefrontal cortex‚ a part of the brain that makes judgments
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Hunger in Black Boy Have you ever experienced real hunger? The kinds of hungers that Richard experiences in Black Boy are not evident in the society where you and I reside. The present middle class citizens cannot really relate to true physical hunger. Hunger for most of us is when there is nothing that we desire to eat around the house and therefore skip one meal. This cannot even compare to the days that Richard endures without food. Physical hunger‚ however
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