What is the function of the hilus? Is the word "hilum" the plural form of "hilus"?
Dec 31, 2015
"Hilus" is the older form for the word "hilum." The proper plural of "hilum" is "hila."
A hilum is an opening in an organ where blood vessels, nerves, and other ducts enter and leave. Hila allow for transportation of materials throughout the body.