PPT-Nutrient Digestion What Are Nutrients?

Nutrients are the components in food that provide materials and energy the body needs for it to function During Digestion o ur body breaks down large molecules of food mechanically and chemically into small molecules that the body needs for maintenance growth and energy . Lake Victoria. Incredible diversity of cichlid fishes.. More than half of the 500 species now endangered.. Nile perch. Increased phytoplankton. Cyanobacteria. Lake Victoria. Algal bloom causes and increasing rate of decomposition as algae die off.. http://www.epa.gov/waterscience/criteria/nutrient. Numeric Nutrient Criteria:. Methods for Developing Inland Criteria. Jacques L. Oliver. U.S. EPA. Office of Water, Office of Science and Technology. Health and Ecological Criteria Division. By Erin and Courtney . . Evolution. Two types of digestion. Intracellular: Break down of macromolecules takes place within the cell.. Extracellular: Break down of macromolecules takes place outside of the cell. Unit 3 – Soilless Systems. Lesson 3.2 Hydroponics. Principles of Agricultural Science – Plant. Types of Hydroponic Systems. Media Based (Aggregate Culture). Ebb and Flow. Drip System. Wick System. 1. 1. 5.01C What is a Nutrient?. A . nutrient. is a chemical substance in food that helps maintain the body.. You need over 50 nutrients, which can be divided into six groups. .. Water. Carbohydrates. 2 . Nutrition. Introduction. What is Nutrition? . ‘The . scientific study of food consumption and the use of nutrients in the body.’ . (Burnett – Fell et al 2009). ‘The way in which food affects health… The study of foods.’ . JustFACS. What is nutrition?. The study of how your body uses the food you eat.. What is a nutrient?. A nutrient is a chemical substance in the body that helps maintain the body.. The Six Classes of Nutrients. Understanding:. The contraction of circular and longitudinal muscle layers of the small intestine mixes the food with enzymes and moves it along the gut. The pancreas secretes enzymes into the lumen of the small intestine. mechanical. and . chemical. . processes.. This occurs in the Alimentary Canal…. Alimentary canal . – long muscular tube that runs from the mouth to the . anus. . Peristalsis . – muscular movement of food. A . nutrient. is a chemical substance in food that helps maintain the body.. You need over 50 nutrients, which can be divided into six groups. .. Water. Carbohydrates. Lipids (Fats). Proteins. Vitamins. Getting started. You’ll need a notepad on which to make notes as you go along, or you could make notes, paste images, etc. on your device.. You can view these slides:. as a slide-show for any animations and to follow links. AICE Marine. Detritus:. What is it?. How does it fit in to a food web/chain?. Who/what consumes it?. Detritus:. What is it? . Dead, decaying organic matter . How does it fit into a food web/chain? . Dr. Ed. Barre. Professor (full) of Human Nutrition. Department of Health Sciences. Cape Breton University. ed_barre@cbu.ca. Lecture outline. Nutrition defined. Nutrient classes. Nutritional status. 1. Chapter 3. Nutrient Digestion and Absorption. 2. Food Nutrient Digestion and Absorption. The Digestive Process. Digestion = mechanical and chemical food breakdown of food for absorption into blood for use, storage, or chemical change.