Digestive System Digestive System Introduction All living organisms must obtain nutrients from their environment to sustain life. These substances are used as raw materials…

The Digestive System Nutrition Food provides the energy for metabolism and the raw materials for building and repairing body parts. The process of getting the food needed…

Body System Body System Respiratory System Gas exchange between blodd and and the external environment Exchange of oxygen & carbon dioxide takes place within the lungs…

9/2/15 1 Digestion and Absorption   Biochemically, “you are what you eat” is true!   Food and fluid taken into the body is broken down into smaller components…

Digestion Digestion IB Core Topic V Processing Food Ingestion: taking food into the digestive system Digestion: breaking down large molecules into smaller molecules that…

Nutrition & Digestion The Digestive System Digestion is the process of breaking down food into molecules the body can use How is food digested? Digestion involves: Breaking…

1. Digestive System Digestion includes six basic processes:1ingestion 5.absorption 2.secretion 6.defecation 3.mixing and propulsion,4.mechanical and chemical digestion,Mechanical…

Slide 1 بسم الله الرحمن الرحيم By Rana Hasanato, MD, ksfcc Clinical Biochemistry Unit, Path. Dept. College of Medicine, King Saud University Role of Salivary…