ANIMSCI 2200.01 Lecture Notes - Lecture 4: Calorie, Antoine Lavoisier, Thiamine
Document Summary
400 bc hypocrites realized kids need more nutrition. 1700 antoine lavoisier- nutrition as a science- chemical point of view. 1800 francois magendie- we need more the one component of food. The greater understanding of food production increases the interest of the science of it all. Tested chickens: got blood from the beriberi patients group, control group. Chemist at university of wisconsin ag experimental unit. Credited for the initial studies of vitamin a. Experiments: fed calves diets: wheat, corn, bran or a mix of both. Nutrition defined- the sum of the processes in an animal by feed substances are consumed, metabolized, assimilated, and waste products eliminated. Ultimately it supports growth, tissue maintenance and repair, and extension of products. Carbs are unclassified of being essential or non-essential. We get energy from: protein= 4, carbs= 4, lipids= 9. Calorie- amount of heat required tor aise the temp of one grsam of water from.