title: The ultrastructure of the "excretory" system of Ascaris suum larvae.
mesh_terms: D000818:Animals; D001196:Ascariasis; D001200:Ascaris / Q000166:cytology / Q000196:embryology* / Q000378:metabolism; D002467:Cell Nucleus; D004721:Endoplasmic Reticulum; D007814:Larva / Q000166:cytology; D008675:Metamorphosis, Biological; D008854:Microscopy, Electron; D008928:Mitochondria; D009940:Organoids; D012270:Ribosomes