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howdotheybreathe.weebly.com/annelida.html

Leeches do not have any definite respiratory organs. Therefore, they do not have a specific respiratory system, but they recieve oxygen and expel carbon dioxide in a very similar way to earthworms. It is a gas exchange through the epidermis. The capillary beds exchange gases directly through the epidermis and into the blood.

www.answers.com/Q/How_do_annelids_breathe

Annelids breathe through their body wall and parapodia expands the surface area of the animal. Annelids, or earthworms, do not have lungs to breathe with. These creatures actually breathe through ...

annelidsg.blogspot.com/2007/03/respiration-system.html

Annelids have two kinds of respiration depending on different classes. If annelids live in sea or water like annelids in class Polychaeta, they have gills to breathe. Some annelids do not have lugs like earthworm (class Oligochaeta), and they use their outer skin to exchange gas.

www.britannica.com/animal/annelid/Respiratory-system

Annelid - Annelid - Respiratory system: Gas exchange generally takes place through the skin, but it may occur through gill filaments in some polychaetes or through the rectum of aquatic oligochaetes. Although oxygen may be transported directly in the blood, it is usually carried by a respiratory pigment, either hemoglobin or chlorocruorin.

www.sas.upenn.edu/~glauren/earthworm.html

Diffusion is the movement of molecules from an area of higher concentration (think crowded) to an area of lower co ncentration (less crowded). Diffusion allows an earthworm to get the oxygen it needs to survive. Remember, an earthworm needs oxygen just like we do, and its cells are constantly using oxygen to perform cell processes.

quizlet.com/61612245/annelids-flash-cards

aquatic annelids breathe through gills, land dwelling annelids breathe through their skin. how do annelids keep their skin moist? they secrete a thin protective coating of mucus. the two groups of annelid body muscles are called. longitudinal and circular muscles.

journeynorth.org/tm/worm/WormLife.html

Breathing: Worms breathe air in and carbon dioxide out, just like us, but they don't have lungs. They can't breathe through their mouth, and certainly can't breathe through their nose because they don't even have one! They breathe through their skin. Air dissolves on the mucus of their skin, so they MUST stay moist to breathe. If worms dry ...

www.answers.com/Q/How_do_annelida_breathe

A phylum annelida can be found in all types of water, including fresh and marine, all over the world. It is a worm with a segmented body. Some common examples of phylum annelida are earthworms and ...

digestiveprogressionxhs.weebly.com/annelida.html

Like all members of the Annelida phylum, the earthworm's digestive system is a single straight tube from its mouth to its anus. Macrobdella decora (Freshwater Leech) Freshwater Leeches are parasites that obtain their food by feeding on the blood from vertebrate animals. Its digestive system consists of a pharynx, an esophagus, a crop, the ...

explorationofannelidas.weebly.com/sexual-reproduction.html

Sexual Reproduction. Also seen in the Life cycle section. Worms. Some annelids reproduce asexually and others reproduce sexually ; However some do both, often the worm will be asexually in the summer and sexually in autumn;