Examlex
What is it called when more than six PVCs occur per minute?
Annelids
A phylum of invertebrate animals known as segmented worms, which includes earthworms, leeches, and their relatives, characterized by a segmented body and a coelom.
Two Openings
Refers to organisms with a digestive system that has a distinct mouth and anus, allowing for a one-way flow of food and waste.
Cnidarians
A phylum of aquatic invertebrates known for their distinctive body structure with a jelly-like substance called mesoglea, radial symmetry, and specialized cells called cnidocytes.
Tapeworms
Tapeworms are flat, segmented parasitic worms that live in the intestines of some animals, including humans, often causing health issues.
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