Q: The duodenum is the first and the shortest part of what, and is where most chemical digestion takes place?


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

The duodenum is the first part of the small intestine. It is also the shortest part. This is where most chemical digestion takes place. Many enzymes and other substances involved in digestion are secreted into the duodenum.

 Choices:

- rectum

- large intestine

- stomach

- small intestine


A:
small intestine