Lymphatic vessels fill up with fluid whenever there is increased interstitial fluid in a tissue.
When there is acute inflammation (which always includes extra protein moving from the blood vessels into the tissues), you can often see a tinge of pink in the lymphatics as they carry some of this fluid back to the bloodstream.
This is a dilated lympatic in the serosa of the colon in a person who had peritonitis.
With your study partners, find:
We'll let you find the endothelial cell nuclei yourselves, and won't point them out any more.
Can you find the pus in the left lower corner? More about this soon!
Can you find the smooth muscle at the top? More about this soon!
Kansas City University of Medicine and Biosciences