Answer the following statements true (T) or false (F)
1. There are six salivary glands in the body.
2. Because salivary glands produce an enzyme, it is correct to say that digestion begins in the mouth.
3. The cardiac sphincter is between the stomach and the small intestine.
4. A weak cardiac sphincter could be the cause of gastroesophageal reflux disease (GERD).
5. About two thirds of the length of the alimentary canal is small intestine.
1. TRUE
2. TRUE
3. FALSE
4. TRUE
5. TRUE
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