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NATS 1860 Note 6

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York University
Natural Science
NATS 1860
Keith Schneider

NATS 1860 Note 6 Format of Test - Keywords - Use the Quiz as a way of referring to Part B of the quiz. - The first section will ask you to define and give significance to 5 keywords (She’ll give us 7 keywords and pick 5) (random picking) worth 4 marks each. (20 marks total) o Two points of definition o Two points of why we talked about this in the course. - Second part: 3 short answer questions. They’re worth 5 marks each. They address something broad. o They bring ideas from more than one question. Essay - 10% of the final mark - Introduction/Conclusion 2/10 - Body 6/10 - Technical/Organization (including spelling, grammar, etc.) 2/10 - 750-1000 words about 3-4 double-spaced pages (Marks will be deducted if your paper is longer/short - 12pt font, double-spaced, no extra spaces between paragraphs. Include a separate title page that a is not numbered, and used a descriptive title “what you’re talking about in the paper. Number the pages. - This essay asks you to discuss the reading material for the lectures in the fall term. No collaboration is permitted on this assignment, and no extra sources (websites/books) are to be used to form the ideas in the other background information to aid your understanding of the readings). This paper must be your own original work, - Your paper will discuss two major kinds of research in the history of neuroscience, and their impact on neuroscience and localization theory. Your paper must include the readings for at least two lectures in the fall term o Major kinds of research include:  Dissection and anatomy  Microscopy  Stimulation (electrophysiology) and ablation  Clinical observation - Your paper should contain a clearly written argument that two research approaches have been significant in the history of neuroscience in the development of localization theory. Outline the evidence supporting your argument with examples, and refer to the source material for your examples by page number. Try to minimize direct quotations by putting your points in your own words, however if you do use direct quotations, use quotation marks followed by that author’s name and page number in brackets. Both Test and Essay - If something happens that impair your ability, tell her ASAP, and get documentation (evidence) of this happening. o When you’re better, they’ll establish when you can write it. Lecture on Vision Keyword: Prisms Newton’s Optical Experiments - Experimentations with prisms- discovered that white light is composed of colours - Different colours are refracted at different angles - Built first reflecting telescope - Presented ideas to the Royal of London, 1671-2 - Opticks, 1704 - Rods are for night vision, and cones are for colour. o We need to understand colour: what is colour? - If different colours of light are bent (refracted) by the prism at different angles - The colours are all components of white light. When refracted back though a second prism, they produce white light. - Newton isolated the coloured light by using a barrier with a hole cut at the position of a particular colour. A second prism shows that the coloured light can be broken down no further. John Dalton - Quaker, therefore barred from Oxford/Cambridge - Learned from, and gave, public lectures - Made several key assumptions that led to atomic theory - A new System of Chemical Philosophy (1808) - President of Manchester Literary and Philosophical Society - Discovered his own colour blindness – could only see two or three colours in the prisms. Thomas Young - Physician and scientist - Interested in vision - Showed changes in the curvature of the lens - Suggested distinct elements in the retina to pick up different colours o Dalton’s colour blindness due to a missing “red” receptor. Herman von Helmholtz (19 ) th - Inventor of the ophthalmoscope - Extended Young’s theory of 3 colour receptors to include of 3 colour receptors to include red, green and violet fibers in the retina, affected by different wavelengths of li
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