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A Summary Ion Channels In The Membrane
869 wordsA Summary: Ion Channels in the Nerve-Cell Membrane In this article, Richard D. Keynes details the workings of ion channels in nerve cell membranes. Nerve impulses (action potentials) are the unit by which information travels in an organisms nervous system, and the generation of this action potential is dependent on the nerve membrane being permeable to ions which in turn makes said membrane excitable. Electrical activity of a nerve is triggered by a depolarization across the membrane and this al...
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Electric Field X 2
1,267 words... n line 3. Place the plates at 5 cm apart, using the set square making sure that the plates are 2. 5 cm form the centre line. 4. Turn on the EHT 5. Raise the voltage to 1 kV 6. Use the 10 second count, move the GM tube until there is a drop in the background count. Change to 100 s and move the GM slightly until you just get a back group count. 7. Record this result in the table. 8. Repeat step 5 to 7 increasing the voltage by 1 kV Analysis This experiment is similar to an electron gun experim...
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Freud Theory Personality
1,720 wordsThe ego, a word that is arbitrarily used by mean, has a quite distinct and significant meaning. Ego development is an aspect of psychology that has been discussed by a number of authors and psychologist. Many different authors have concluded a variety of theories behind the ego and its many stages and its effects upon one? s personality. According to Zimbardo (1992) Freud? s theory showed that personality differences arise from the different ways in which people deal with their fundamental drive...
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Four Cylinder Horse Power
381 wordsHigh &# 038; Low Displacement Engines People often think bigger is better, but that s not always true. Cars that have bigger engines are said to be faster than those with small engine are, but an Acura Integra Type R can out accelerate a Ford Mustang GT easily. This may seem impossible until the differences in the design of the two cars are analyzed. A stock Integra coupe is relatively light compared to the Mustang. The Integra's four cylinder 1. 8 -liter engine produces about 195 -horse power w...
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Initial Vertical Velocity Maximum Horizontal Displacement Ball
430 wordsFind the graphical and mathematical representation of an object shot from a slingshot. Apparatus: See attached paper for apparatus. Method/Procedure Summary: Gather a slingshot, ball, tape, measure tool, table, scale, stopwatch, protractor on a table Keep the slingshot from moving around on the table by applying tape Put the ball on the slingshot and measure the distance it is pulled back and keep the distance consistent Measure the weight of ball in kilometers Measure the angle of the launch (i...
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Social Identity Public Discourse
991 wordsJean Elshtain, Chp. 2 Democracy and the Politics of Displacement Response to Question 1: In the excerpted chapter titled Democracy and the Politics of Displacement, Jean Elshtain discusses the concept of? politics of identity. In discussing the? politics of identity, Elshtain argues there is an emerging social phenomenon, wherein society is turning the private affairs of our lives into public discourse. The Western World has become a public pool, in which the information mediums and venues of so...
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