high endothelial postcapillary venule


n.

Any of a group of venules located in the lymph nodes, tonsils, and aggregated lymphatic follicles, having a high-walled endothelium through which blood lymphocytes migrate into the lymphatic parenchyma.

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THINK YOU’VE GOT A HANDLE ON THIS US STATE NICKNAME QUIZ?

Did you ever collect all those state quarters? Put them to good use on this quiz about curious state monikers and the facts around them.
Question 1 of 8
Mississippi’s nickname comes from the magnificent trees that grow there. What is it?
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.