Yes
A culture tube or sample tube.
The medical term for the inner diameter of a tube is "lumen."
you tube or i tunes
snake
Usually You Tube has a directory to the song
Tube From The Nose To The Stomach
you can't
'Trash', by the whip.
yadah tube
Catheterization is the medical term meaning insertion of a tube into a duct or cavity.
If long-term tube feeding is necessary, the tube may be placed directly into the stomach or small intestine through an incision in the abdomen.