The word is lumen. It means the interior of a hollow tubular structure such as the intestine.
The word 'hollow' can function as both an adjective and a noun.
The Latin word cavare means "to hollow; to hollow out" which comes from the Latin word for cave, cavus.
the long intestine and the shorter intestine
The small intestine is, indeed, hollow running 20 feet.
The root word 'coel' means 'hollow.'
The root word "cavus" means hollow or concave in Latin. It is often used in scientific terms to describe structures that are hollow or contain empty spaces.
hollow
hollow
solid hollow puncture formic
Walls of hollow visceral organs such as your intestines.
Medically speaking, cava is a word component of superior vena cava and inferior vena cava.Of Latin origin; vena means vein, and cava means hollow. Vena cava means hollow vein.