WebParapodia are the locomotory organ of segmented marine worms belonging to the class Polychaeta of phylum Annelida. For example, Nereis virens. Parapodia are dorsoventrally … http://www.mesa.edu.au/marine_worms/marine_worms09.asp

What Are the Functions of Nephridia in Earthworms? Sciencing

WebJul 21, 2024 · The segmented worm and roundworm have different body types. The segmented worm is made up of small segments. Most segmented worms can be cut into … WebRoundworms, on the other hand, are very smooth and tubular, and have openings on both ends of their bodies, to eat from one end and excrete waste from another. Segmented … package flow in netfilter

Do Flatworms Have Lungs? Pets on Mom.com

WebBy Amy S. Jorgensen. i. Roundworms do not breathe in the sense that vertebrates, such as humans and other mammals, do. Instead, roundworms (also known as nematodes) obtain the oxygen their bodies need through diffusion, a process of gas exchange commonly used among flatworms and earthworms as well. Diffusion allows roundworms to provide … Web4. Respiratory System of Earthworm: The earth worm has no separate respiratory organ. It receives oxygen and gets rid of carbon dioxide through its moist skin. The highly vascular epidermis is a permeable membrane through which O 2 —CO 2 exchange is possible. Respiration takes place through the whole surface of the body. WebRoundworms, on the other hand, are very smooth and tubular, and have openings on both ends of their bodies, to eat from one end and excrete waste from another. Segmented worms have body segments and many have parapodia, which are leg-like protrusions that help the worms move around. The best known type of segmented worm is the earthworm. jerry knight facebook