median sacral vein
An unpaired vein that accompanies the middle sacral artery and empties into the left common iliac vein.
What’s The Difference: Average, Mean, Median, And ModeAs you probably know the terms average, mean, median, and mode are commonly confused with one another because they all describe ways to talk about sets of numbers.
Inter- vs Intra-What’s the difference between the interstate highway and the intrastate highway? Inter- is a prefix that means between two groups, and intra- is a prefix which means within or inside one group. Inter- and intra- are both prefixes, which are groups of letters that are placed at the beginning of a word in order to change its meaning. Inter- Inter- is a common prefix that …
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.