WebDeveloped a nervous system to detect food around them. Eyespots to detect light. Can reproduce asexually if no other flatworms are around. Parasitic Flatworms. Have hooks to attach to intestinal walls of host. Have a tough outer cuticle for protection against digestive enzymes. Very strong reproductive systems to ensure survival. WebTreatment. Wormers, medications that kill internal parasites, are the primary treatment for tapeworms and other flatworms. Oral or injected praziquantel is the most commonly used …
How does gas exchange happen in flatworms? – Wise-Answer
WebDiffusion 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. This means the amount of oxygen inside the earthworm will always be less (lower concentration) than the area outside of the earthworm (higher concentration). WebThey can be divided into three major categories: (1) Turbellaria: free-living flatworms, like Planarian (in freshwater) and Divided flatworm (in marine); (2) Trematoda: parasitic flukes that Infect internal organs of a host. Ex. Schistosoma fluke causes Schistosomiasis – fluke’s eggs clog blood vessels of patients; (3) Cestoda: parasitic … gotts burgers palo alto
Earthworms and Diffusion - University of Pennsylvania
WebFeb 20, 2024 · Flatworms, like any other animal, take in oxygen and release carbon dioxide. But flatworm do not undergo cellular respiration. Instead they undergo diffusion to obtain … WebThe lack of circulatory and respiratory organs limits platyhelminths to sizes and shapes that enable oxygen to reach and carbon dioxide to leave all parts of their bodies by simple diffusion. Hence, many are microscopic, … WebFlatworms are small, literally flat worms, which “breathe” through diffusion across the outer membrane. The flat shape of these organisms increases the surface area for diffusion, ensuring that each cell within the body is close to the outer membrane surface and has access to oxygen. childish gambino t shirt