If you are experiencing a medical emergency please dial 911 immediately
A parasite is an animal or plant that lives in or on another animal or plant (called the host). A parasite gets nourishment from its host without helping the host.
Last Revised: March 27, 2013
Author: Healthwise Staff
Medical Review: E. Gregory Thompson, MD - Internal Medicine & W. David Colby IV, MSc, MD, FRCPC - Infectious Disease
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