TJHSST BRAIN BEE PRACTICE TEST #1 Archis R. Bhandarkar This practice test is meant to simulate questions that will be asked of Brain Bee competitors participating in the Phase II or Oral Round of the competition. All questions are taken from the Society of Neuroscience publication‚ Brain Facts. Several multiple choice questions followed by questions to be answered in free answer format. An answer key will be provided following the practice meet. 1. The Greek word for the branches of a tree give
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The brain works together in a mysterious way. In 1981‚ it was discovered that the brain is actually split into two hemispheres‚ left and right. Each hemisphere of the brain processes information in its own unique way. Each side of the brain carries on it’s own set of task and duties it needs to accomplish‚ but at the same time‚ both parts still work together. When deciding on which hemisphere I rely on the most‚ it can easily be said that I use the left-hemisphere more so than the right. I am
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substance acts on the brain. A popular definition of addiction is progressing from liking the substance to needing the substance and constantly seeking it out despite any negative consequences the user may experience. There is still much research to be done in the field of addiction especially alcoholism. The mechanism alcohol utilizes is disinhibition of GABA in the brain. GABA is an inhibitory transmitter and when it is being disinhibited it is being released more into the brain. This increase of
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Brain Myth #1: You only use 10 percent of your brain. Fact: You use your entire brain. The 10% myth has been around for a long time. It is not certain how this falsehood began‚ but it has been strengthened over the past century by misinterpretations of neuroscience discoveries and unsubstantiated quotes by both scientists and laypeople alike. The truth is that we use virtually all of our brain every day. Let’s say‚ for example‚ that as you are reading this article‚ you are eating a sandwich.
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eenage brain is really hard to understand‚ because it has not been developed to its extent. In this article the writer is absolutely correct about human brain and especially teenage brain. At their adolescent time different hormones get released at the same time and it is hard for the body and brain to work normally under that much pressure. Now days teenagers does not think about the circumstance of their actions.The teenage brain article focused on the biological changes a young teenager goes through
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Cognitive Function and the Brain The brain has a major role in the area of cognition. Everything from emotion‚ problem solving‚ language‚ the way we process and categorize memories‚ and how we learn all stem from the functioning of the brain. This paper will discuss the role of the brain in cognitive functions and describe the impact that Phineas Gage’s accident had on revealing the brain’s role in cognitive function. Anatomy of the Brain Cognitive functions derive from the area of the brain known
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A UNITED Nations Educational‚ Scientific and Cultural Organisation (UNESCO) report in 1969‚ had defined brain drain as‚ ’an abnormal form of scientific exchange between countries‚ characterised by a one- way flow in favour of the most highly developed countries’. Almost four decades later‚ the definition of brain drain has not changed a great deal with talented students still leaving the shores of developing countries in pursuit of better opportunities in the developed nations. To think of it‚
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Concept and magnitude of brain drain Migration of people as a phenomenon differs from country to country and from time to time. It is misleading to generalise about the possible effects of migration from LDCs. But even more fundamentally‚ one can argue that different studies are measuring differing things. All migrations cannot be justifiably brought within a single analytic umbrella‚ though it has been so done in the contemporary literature on the subject. Migration of HQM from LDCs may be due
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February 7‚ 2014 English 1120 Brain Damage Caused By Heavy Marijuana Use " There is always the argument that marijuana is not harmful like other drugs and that it is okay to use it. A study conducted by a team of researchers from Children’s Hospital of Philadelphia in 2009 may prove those people wrong. The study showed that young teens who are heavy marijuana smokers during the adolescent stage of growth can actually harm and disrupt the growth of the brain. ScienceDaily released an article
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the real reason behind anorexia is not self- enforced‚ but caused by an odd wiring in the brain. After taking scans of healthy and anorexia affected human brains‚ Kaye came to the realization that the scans did not match. Studies have shown that the human brain may be able to change how the prefrontal cortex‚ the self-control center of the brain‚ works‚ along with several other sections. Sections of the brain that have been rewired may allow an anorexic person to more easily withstand pain‚ including
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