Function/ location of organs of the digestive system

Function/ location of organs of the digestive system essay assignment

Function/ location of organs of the digestive system essay assignment

Learning Objectives

Name the organs of the digestive system and describe their locations and functions.
Describe disease processes and symptoms that affect these organs.
Define combining forms for organs and the meaning of related terminology using these word parts.

Introduction

Digestive or gastrointestinal system

performs three main functions:

digestion
absorption
elimination

Define, discuss, and describe the three main functions of the digestive system.

What are enzymes, and what function do they serve in the digestive process?

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INTRODUCTION:
DIGESTION

Food is broken down and travels through the gastrointestinal tract.
Digestive enzymes aid breakdown of complex nutrients.
Proteins → amino acids
Sugars → glucose
Fats → fatty acid

INTRODUCTION:
ABSORPTION

Digested food passes into bloodstream through walls of small intestine.
Nutrients travel to all cells of the body
Cells burn nutrients to release energy stored in food.

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