Preview Questions (lecture 2)

Preview Questions (lecture 2) - Lecture 2 What is Science...

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Lecture 2: What is Science? Questions you should be able to answer after today’s lecture. 1. How are new scientific ideas discovered? a. Planned, Methodical investigation b. Accident, Chance, Serendipity c. Inspiration, Intuition, Imagination 2. How did Oskar Minkowski discover the pancreas was necessary to prevent diabetes? a. Oskar Minkowski preformed a pancreatectomy on a dog because he did not believe Joseph von Mering’s claim that pancreatic enzymes were necessary to break down fatty acids in the digestive tract. The dog began urinating everywhere and his assistant noticed flies swarming to the urine. He had induced diabetes mellitus (sugary flow). 3. How did Alexander Fleming discover Penicillin? a. He noticed a contaminated plate of infectious Staphylococcus surrounded by the fungus Penicillium. The bacterial colonies surrounding the Penicillum lysed and died. Discovery of our first antibiotic. 4. How did Walter Cannon discover the relationship between strong emotions and the digestive process?
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Unformatted text preview: a. He was studying the path of enzymes through the digestive track of cats using a coloring dye. He found the die only worked in female cats and continued his studies this way but he had something in the back of his mind that told him there was more. He realized that the dye disappeared in the cat when its kittens were threatened. He dubbed the “Fight or Flight” or four F’s (fight, fright, flight, fuck) opp of “rest and digest” 5. What is the Fermi solution? a. Narrow down to your best guess based on facts you know. (occoms razor) 6. How did William Harvey discover that the blood circulates? a. He used the Fermi Solution. He noticed there was no way humans ate enough food each day to amount to the total about of liters pumped out by the heart each day. There for he hypothesized blood circulates and is not created in the liver from the breakdown of food. 7. According to Richard Feynman, what is the “greatest value of science”? a. The Freedom to doubt....
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  • Spring '07
  • WAYNE,R.
  • new scientific ideas, William Harvey, fermi solution, Oskar Minkowski, Fleming discover Penicillin

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