Q: What term describes the long tube that connects the mouth to the anus?


Read this paragraph and choose the correct option from the provided answers:

The organs in Figure below make up the gastrointestinal (GI) tract. This is essentially a long tube that connects the mouth to the anus. Food enters the mouth and then passes through the rest of the GI tract. Food waste leaves the body through the anus. In adults, the GI tract is more than 9 meters (30 feet) long!.

 Choices:

- metabolism tract

- esophagus tract

- lungs tract

- gastrointestinal tract


A:
gastrointestinal tract