Question

1. define alimentary.

to nourish
to empty
to divide
to break down

1. enteron is usually used in reference to:

the large intestine
the small intestine
the appendix
the duodenum

Explanation:

1. The word "alimentary" is related to nourishment. It pertains to things that provide or are related to food and nutrition.
2. The enteron refers to the whole digestive tract, and in some contexts especially in zoology - related discussions, it can be used to refer to the small intestine.

Answer:

1. to nourish
2. the small intestine