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The Digestive system and Circulatory System

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Question
Answer
How many human body systems are there?   Eight  
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Explain the path of food through the digestive system   Mouth, Esophagus, stomach, small intestine, large intestine, rectum, anus  
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What happens to undigested foods?   It forms a solid mass called feces which is stored in the rectum for a short period of time. Feces leaves the body through the anus  
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How long does it take for the journey of food to travel through the digestive system?   24 to 33 hours  
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Bile   A substance made in the liver that breaks down fats  
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Gallbladder   The digestive organ that breaks down bile.  
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What is the main organ of the circulatory system?   The heart  
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What two systems make up the circulatory system?   The heart and blood vessels  
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Artery   A blood vessel that carries blood away from the heart  
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Vein   Blood vessel that carries blood to the heart  
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Blood pressure   The force of blood against the walls of the blood vessels  
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Plasma   The liquid part of blood  
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Hemoglobin   A substance in red blood cells that carries oxygen  
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Platelets   Tiny cell pieces that helps blood to clot  
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Name are the four blood types   A, B, AB, and O  
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Antibodies   A protein in plasma that fights disease. Antibodies help a person resist disease.  
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White blood cells   White blood cells fight disease.  
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How would the body be affected if blood had low levels of hemoglobin?   It may be hard for the person to breathe or walk.  
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Created by: mrssimona
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