History of Science 2220 Lecture Notes - Lecture 10: Albrecht Von Haller, Rudolf Virchow, Luigi Galvani

• School: Western University
• Department: History of Science
• Course: History of Science 2220
• Professor: Lawrence Burns

Document Summary

Positivism and bernard: positivism knowledge via observation, measurement, and experimentation. Lesion formation: observation of effect (deterministic cause and effect relationship, main entry homeostasis, the maintenance of relatively stable internal physiological conditions in higher animals under fluctuating environmental conditions, term was coined by walter cannon. Breathable and burnable airs were identical: air is composed of: 1% argon: oxygen unlocks energy in chemical reactions, carbon dioxide is a byproduct of energy production, a. l. Justus von liebig discovers the amino acid tyrosine in cheese (1846: electricity as a new kind of chemical reaction. Luigi galvani (in 1780) discovered that electricity could stimulate movement in animals: passing electricity through a body part could produce reflex movement. Life = unique force: george stahl (1734, stahl also discovered phlogiston (oxygen) Tissue similar cells that are grouped together: e. g. skeletal, muscular, nervous, endocrine, cardiovascular, digestive, respiratory, etc.