The large hepatic portal vein that collects blood from various segments of the GI tract also perfuses the liver. Source: Drug Elimination and Hepatic Clearance, Applied Biopharmaceutics & Pharmacokinetics, 7e Citation: Shargel L, Yu AC. Applied Biopharmaceutics & Pharmacokinetics, 7e; 2016 Available at: http://accesspharmacy.mhmedical.com/DownloadImage.aspx?image=/data/books/1592/sha_ch12_f010.png&sec=100672321&BookID=1592&ChapterSecID=100672161&imagename= Accessed: January 23, 2018 Copyright © 2018 McGraw-Hill Education. All rights reserved