the mammalian digestive tract has been called an extension of the outside world that you enclose in your body what does this statement mean

Respuesta :

The human GI tract has an average length of about 5 m and extends from the mouth to the anus in mammals. 17 The buccal cavity, esophagus, stomach, small intestine, and large intestine are the macroscopic compartments that are divided from one another by sphincters.

Is the digestive system considered to be external to the body?

Due to its open ends—the mouth and anus—which are both to the outside world—the alimentary canal is regarded as existing outside of the body. The mouth, pharynx, esophagus, stomach, and small and large intestines are all included in the canal.

Which of the following best describes how the digestive system works?

Digestion and absorption are the two functions of the digestive system. Food is broken down into small molecules during digestion, and these molecules are then absorbed by the body.

To know more about digestive tract visit;

https://brainly.com/question/28163067

#SPJ4