| Term | Definition |
| rhabdites | rod shaped secretions in epidermis that release a thick mucous coat |
| pedal wave | muscular contraction is platyhelminthes used for locomotion |
| viscid glands | produce adhesive secretions that attach anchor cells to substratum |
| anchor cells | bear the strain of attachment and allow subtle contractions |
| releasing gland | secretes chemicals that release anchor cell attachments |
| flame cells | simple cells that aid in osmoregulation in platyhelminthes (protonephridium) |
| scolex | "head" section found in cestodes that attaches to the host |
| strobila | Section found in cestodes that id behind the scolex and consists of proglottid sections |
| proglottid | section part of the strobila that is the reproductive area |
| clonorchis sinensi | the Chinese liver fluke, causes inflammation, cancer, and the obstruction of bile ducts in humans |
| austrobilharzia variglandis | common cause of swimmers itch that are actually bird blood flukes |
| fasciola hepatica | the sheep liver fluke which responds to a FAP |
| FAP | Fixed action pattern, a genetic predetermined function response to a signal stimulus |
| Diaroelium dentriticum | The lancet liver fluke that alters ants minds to get into cows |
| Ectoparasites | Parasites that reside on the outer side of an organism(usually fish) called monogeans |
| Opisthaptor | Posterior attachment organ composed of hooks and suckers |
| Protohaptor | Anterior attachment composed of suckers and adhesive glands |