17+ Biology Lumen Meaning Pictures. In biology, a lumen (plural lumina) is the inside space of a tubular structure, such as an artery or intestine. Lumen space within an organ or tube source:
By extension, the term lumen is also used to describe the inside space of a cellular component or structure, such as the endoplasmic reticulum. It comes from latin lumen, meaning 'an opening'. 11 it comes from latin lumen, meaning 'an opening'.
How to use lumen in a sentence.
By extension, the term lumen is also used to describe the inside space of a cellular component or structure, such as the endoplasmic reticulum. In biology, a lumen refers to the space inside of a tubular structure such as the oesophagus, arteries, veins or intestines. So the word lumen came to mean this space. The lumen which is levelled for removing or reducing is known as obliterated central lumen.