Question

in the first drop - down box, select the word part in the following term. then, in the second drop - down box, select the correct definition for that word part. lymphangiectasia (click to select) (click to select) (click to select) ly lymph phangi ectasia

Explanation:

The word "lymphangiectasia" can be broken - down into word parts. "lymph" refers to the lymphatic system; "phangi" means vessel; "ectasia" means dilation.

Answer:

If we consider the correct word - part and its definition:
First drop - down: lymph; Definition: related to the lymphatic system
First drop - down: phangi; Definition: vessel
First drop - down: ectasia; Definition: dilation