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Digestive System

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The human digestive system starts with mouth and ends with anus. Intake of food into to mouth is called Ingestion.Mouth encloses a cavity within called Buccal cavity or Oral cavity. Three pairs of salivary glands pour their secretions called saliva in to this cavity. The muscular tongue pushes the food under grinding teeth as it mixes with saliva, this process is called "Mastication". Mastication makes the food into ball of paste. Salivary amylase" an enzyme in saliva starts the digestion of…

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Large illustration shows major elements of the human digestive system. Insets illustrate the digestive process. Rich content engages viewers and aligns with Learning Standards. Specifications Sturdy, durable paper Extra value activities on back 17 inches x 22 inches Made in USA

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Think about biting into a sandwich. You chew and swallow. What happens next? How does the food get broken down? How are the nutrients absorbed by your body? Discover the journey that your food takes through your amazing digestive system! Product DetailsISBN-13: 9781433336775 Publisher: Teacher Created Materials Publication Date: 01-30-2012 Pages: 32 Product Dimensions: 7.00(w) x 9.00(h) x 0.15(d) Age Range: 7 - 9 Years Series: TIME FOR KIDS Nonfiction Readers Series

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