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the digestive system can be thought of as a long tube with how many openings? a.) 1 b.) 3 c.) 2 d.) 4

Sagot :

The digestive system can be thought of as a long tube with 2 major openings that is mouth and anus, which suggests that option C is the right answer.

Digestive system is the organ system in the body which produces enzymes and other juices to digest the food that we take in. These enzymes break the complex particles into smaller ones. The first opening of digestive system comes form the mouth itself while the next opening goes towards the anus. Alimentary canal, mouth, esophagus, stomach, small intestine, large intestine etc. are the main parts of digestive system. Millions of microscopic finger-like projections called villi line the inside of the small intestine.

Learn more about digestive system at:

brainly.com/question/21470803

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