Do earthworms have a closed circulatory system?

Answer Earthworms have what is known as a closed circulatory system. Earthworms do not have cells. Their blood is pumped through five vessels from the dorsal vessel into the frontal vessel.Source:Circulat... Read More »

Top Q&A For: Do earthworms have a closed circulatory system

What Kind of Circulatory System Do Earthworms Have?

Segmented worms, such as the earthworm, belong to the phylum of soft-sided animals known as Annelida. The Annelida family can be broken down into three main categories: oligochaetes, hirudineans an... Read More »

Does a flatworm have an open or closed circulatory system?

Flatworms have neither an open circulatory system, in which blood is pumped into body cavities, nor a closed one. Because of their small size and shape, they do not require any circulatory system. ... Read More »

Compare the Lymphatic System to the Circulatory System?

Networks of vessels, capillaries and organs move fluids through our bodies to distribute nutrients and filter waste. There are several systems but two of them -- the circulatory and lymphatic syste... Read More »

How Does the Muscular System Work With the Circulatory System?

All the systems of the body work closely together to maintain homeostasis--the dynamic balance of internal conditions which the body works constantly to preserve. The muscular system and circulator... Read More »