Do Flatworms Have Differentiated Tissues? Flatworms have three embryonic tissue layers that give rise to surfaces that cover tissues (from ectoderm), internal tissues (from mesoderm), and line the digestive system (from endoderm). … The flatworms are acoelomates, so their bodies are solid between the outer surface and the cavity of the digestive system. Do flatworms
How Does A Flatworm Breathe? Flatworms 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. Do flatworms have respiratory or
How Can Flatworms Affect Humans? Paragonimiasis is caused by infection with a flatworm. That’s a parasitic worm How many people are affected by flatworms? The most serious and widespread parasitic flatworms are trematodes What symptoms do flatworms cause? abdominal pain. diarrhea, nausea, or vomiting. gas/bloating. fatigue. unexplained weight loss. abdominal pain or tenderness. What can