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In this lecture, Professor Diamond continues her review of the digestive system by describing the small intestine. She begins by describing the start and end points of the small intestine, the pyloric sphincter and the ileocecal valve, and demonstrating the 20 foot length. She discusses the sections of the small intestine including duodenum, jejunum, and ileum and how villi increase surface area. She discusses several unique characteri...more
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In this lecture, Professor Diamond continues her discussion of the liver before moving on to the pancreas and hematology. She first describes how the liver is composed of cells called hepatocytes organized into lobules with triads, which each contain a branch of the hepatic artery, a branch of the hepatic portal vein, and a bile duct. She then reviews the functions of the liver, including supporting digestion through bile production, dev...more
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Pedro Aspe, Former Secretary of Finance, Mexico and CEO of Protego, discusses two central conditions for an entrepreneurial society: 1) Education and 2) Reliable Institutions. Aspe emphasizes the importance of removing discretionary power, in matters of trade and finance, from the hands of public officials in order increase the reliability of an economic system. Aspe associates the remaining discretionary power on these matters with the ex...more
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Lecture 1 of Leonard Susskind's Modern Physics concentrating on General Relativity. Recorded September 22, 2008 at Stanford University.
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In this lecture, Professor Leonard Susskind of the Stanford University Physic's Department discusses dark energy, the tendency of it to tear atoms apart, and Gauss's Law.
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In this lecture, Leonard Susskind continues his discussion of Einstein's theory of general relativity. He also gives a broad overview of the field of tensor calculus and it's relation to the curvature and geometry of space-time.
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October 13, 2008, Stanford's Felix Bloch Professor of Physics, Leonard Susskind, discusses covariant and contra variant indices, tensor arithmetic, algebra and calculus, and the geometry of expanding space time.
