BIOD 121 - Essentials in Nutrition Module 1 2022/2023

What is nutrition: nutrition by definition is a science that links food to health and disease. It includes the processes that humans ingest, digest, absorb, transport, and excrete substances Nutrition spands all ages in which: it impacts the time of birth to the time of death How do pharmaceuticals and the food industry play into nutrition: through the different supplements we take, what we eat and why we eat as far as food safety, mass production, restaurants, manufacturers, media, and food labels Nutrition by definition is the science that links food to: health and disease Good nutrition as well as exercise leads to: good health Media plays a huge role into nutrition as far as: marketing, fad diets, celebrities, etc. Nutrients can be classified as: macro-nutrient, micro-nutrient, organic, and inorganic Macro-nutrient: needed in large amounts in the body Micro-nutrients: needed in small amounts in the body Organic: a compound that contains carbon and hydrogen Inorganic: any substance that doesn't contain carbon Mechanical energy: perform muscular movements What are hormones: they are compounds that are secreted into the bloodstream by different cells, and their goal is to act to control the function of another type of cell Ghrelin: is produced by the stomach; its job is to travel to the brain,stimulate the hunger center, and deactivate the satiety center Leptin: is produced by fat cells called adipose tissue; its job is to alert the brain, turn off the hunger center, and activate the satiety center' any time your eating your leptin levels should increase to tell you that your full Name the key hormone that causes hunger. Indicate where in the body its produced and the process by which it operates: ghrelin; its produced by the stomach; its job is to travel the brain and stimulate the hunger center and deactivate the satiety center Two key hormones in the process of hunger and satiety are: ghrelin and leptin Name the key hormone that causes satiety. Indicate where in the body its produced and the process by which it operates: leptin; its produced by fat cells; its job is to alert the brain, turn off the hunger center, and activate satiety center There are different types of hormones related to hunger and satiety. Three major hormones for increasing hunger are: ghrelin, endorphines, and neuropeptide Y Anytime your eating, your leptin levels should: increase to tell you that your full What are the five dimensions to evaluate health: physical health, intellectual health, emotional health, social health. and spiritual health What is physical health: the ability for the body to perform daily functions for survival and its dependents on the nutrients that are available for the formation of bones, vitamins, minerals, and to make hormones What is intellectual health: the cognitive ability to lean and adapt; the lack of certain nutrients can impair our intellectual health What is emotional health: the ability to express or suppress emotions What is social health: the ability to interact with others What is spiritual health: the purpose for human existence and cultural practices