Written by the Fiveable Content Team • Last updated August 2025
Written by the Fiveable Content Team • Last updated August 2025
Definition
An arteriovenous anastomosis is a direct connection between an artery and a vein, bypassing the capillary bed. This anatomical structure allows for the regulation of blood flow and temperature within tissues.
AP course connection
Topic 20.1: 20.1 Structure and Function of Blood Vessels