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Digestive System Study Guide

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Question
Answer
What are the six functions of the digestive system?   Ingestion, Mechanical Processing, Digestion, Secretion, Absorption and Excretion  
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What are the four steps in digestion?   1. Crushing and grinding 2. Chemical Breakdown 3. Extracting material 4. Removal of water  
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What are the three main glands that deliver fluid to soften food?   Salivary Glands  
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What is the name of the trap door that covers the trachea to prevent food and fluids from draining into the lungs?   Epiglottis  
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What is the name of the muscular tube that takes the food to the stomach?   Esophagus  
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The contraction of the muscles to move the food along the digestive tract is called what?   Peristalsis  
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What are the three parts of the small intestines?   1. Duodenum 2. Jejunum 3. Iluem  
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Which part of the small intestine does the break down of food continue?   Duodenum  
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What organ is called the body's sugar control board?   Pancreas  
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Which organ produces bile?   Liver  
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Where does bile get stored in our bodies?   Gall Bladder  
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This part of the digestive system has no postive function?   Appendix  
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This is also know as our colon?   Large Intestines  
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What are the three main parts of our colon?   1. Ascending 2. Transverse 3. Descending  
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Where do we store the waste in our digestive system?   Rectum  
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Where does digestion begin?   Mouth  
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What is the fluid called that is released from three glands found in our mouth?   Saliva  
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Which of the six nutrients are started breaking down from the saliva?   Carbohydrates  
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Are the muscle contractions called pertistalsis voluntary or involuntary?   Involuntary  
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The digestive juices in our stomach contains what very strong acid?   Hydrochloric Acid  
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How long are the small intestines?   7 meters (21 feet) - Adult 4 meters (12 feet) - Child/teen  
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Bile is a substance that breaks down which nutrient?   Fat  
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The pancreas produces enzymes that help break down which nutrient?   Protein  
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Which nutrient is absorbed in the bloodstream as it moves through the large intestine?   Water  
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Which part of our digestive system is also known as the UPS system?   Large Instestines  
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What is the name of the valve found at the top of the stomach?   Cardiac  
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What is the name of the valve found at the bottom of the stomach?   Pyloric  
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How long is the colon?   2 meters  
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What condition causes a burning sensation in the Esophagus?   Heart Burn  
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What is the condition called when the Appendix becomes inflamed and could burst?   Appendicitis  
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What is the condition called when the intestines push stools through the bowel before the water in the stool can be reabsorbed?   Diarrhea  
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