Read the following paragraph and answer the question. Give ONLY the answer, no other words or explanation.

For example:

Answer: <most likely answer, as short as possible>.

Paragraph: 
The vas deferens is a tube that carries sperm from the epididymis to the urethra.


Question: What is the name of the tube that carries sperm from the epididymis to the urethra?
vas deferens
Vas deferens.