Many monogeneans migrate, moving like leeches from their site of initial attachment to the host to the site where they mate and lay their eggs. How they find their way within the host is mostly unknown as of 2003. Many monopistho-cotyleans retain the ability to change their location on the host throughout their lives. Most adult polyopisthocotyleans, however, are sedentary. Some skin parasites ventilate their bodies by undulating while some juvenile and adult parasites are able to swim.
Was this article helpful?
This ebook provides an introductory explanation of the workings of the human body, with an effort to draw connections between the body systems and explain their interdependencies. A framework for the book is homeostasis and how the body maintains balance within each system. This is intended as a first introduction to physiology for a college-level course.