The properties of annelid respiratory pigments are associated with the mode of life of the worm. **c. the respiratory system brings oxygen into the body d. the digestive system delivers oxygen to the blood The dorsal vessels take blood from the back of his body to the front, and the ventral vessels take blood the other direction, from front to back. The system consists of several tubes or vessels, blood glands and blood. which two statements explains how a earthworms organ system help provide its cells with oxygen? ... Earthworms exchange gases with the environment through their ____. Smaller capillaries help the blood absorb nutrients and oxygen or carbon dioxide and carry them to the … Their digestive system is made of the mouth, pharynx, crop, gizzard, intestine and anus. An earthworm has a closed circulatory system that uses vessels to send blood through its body. Earthworms breath through their skin and have five aortic arches in place of a heart. Earthworm respiratory system Earthworms breathe through their skin they breath in oxygen and breathe out carbon just like all other animals but they have to breathe through their skin because they can't breathe through their mouth. Therefore, it is necessary for earthworms to have moist skin to prevent suffocation. Oxygen diffuses through the earthworm’s body surface and diffuses inward to the network of capillaries lying just under the body surface. In earthworms there is no specialized organ to do respiration. The circulatory system of earthworm is closed type that is made up of blood vessels and capillaries that are fork out all over the body. Respiration takes place through the whole surface of the body. Introduction to Circulatory System in Earthworm: Earthworms possess a closed circulatory system in which blood always flows in the vessels and never comes in direct contact with tissues. The earthworm is a hermaphrodite and reproduction is strictly sexual. In the soil they eat dead and decaying organic matter along with soil. There are five aortic arches throughout his body that serve as pumps. The highly vascular epidermis is a permeable membrane through which O 2 —CO 2 exchange is possible. The oxygen gas absorbed by the skin diffuses into the blood and transported to all the cells of the … The hemoglobin of the lugworm Arenicola, a polychaete, releases oxygen to the tissues only under conditions of extreme oxygen deficiency. 4. a. the nervous system removes oxygen from the body **b. the curatorial system carries oxygen to different parts of the body. The earthworms' respiratory system is very different compared to other mammals, but the purpose is the same, get the oxygen and take out the carbon dioxide. Oxygen will not move directly through the skin, it mixes with the moist slime first before entering the skin. Respiratory System of Earthworm: The earth worm has no separate respiratory organ. Earthworms do not have lungs or gills like other mammals, but instead they breathe by using their moist skin. So, in earthworms respiration process takes place through its moist, thin and highly vascular skin. Earthworms do not have specialized respiratory organs like we do; instead, they take in oxygen and expel carbon dioxide directly through their skin. In return, they help in aeration of soil by digging holes in it and enhance fertility of soil. The respiratory system is how we bring oxygen into our bodies so that it can be absorbed into the blood, and how we get carbon dioxide out of our blood, so that it can be exhaled from the body. The plasma and corpuscles make up the blood and it has multiple hearts. The Respiratory System: An Overview. Air dissolves into the mucus on … It receives oxygen and gets rid of carbon dioxide through its moist skin. 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