Compléter Fill in the Blanks: Lung ParasitesVersion en ligne Test your knowledge on lung parasites and their effects on human health! par nataliay 1 water cercariae duodenum miracidia feces lungs sputum metacercariae Eggs infective snail are released through the or of the infected person ? fall into ? hatch into ? swim and penetrate the body of a ? develop into ? enter the gills or muscles of a crab ? form cysts ? become ? ingested by humans ? metacercariae excyst in the ? penetrate the intestinal wall ? migrate to the peritoneal cavity ? reach the ? become encapsulated and develop into adult worm s