Britannica AI Icon

Quick Summary

The term "cytoproct" refers to the posterior opening of a protozoan cell, analogous to an anus in multicellular organisms. It is the site where waste materials are expelled from the cell. In the context of anatomy, it is the terminal opening of the anal canal, through which fecal matter is excreted.123

Summary created from Britannica articles using AI. AI can make mistakes, so verify using Britannica articles.

Ask Britannica AI about this topic

Britannica doesn't have a full article on this topic, so we've curated a list of our relevant coverage.