ACVM Parasitology Boards Nematodes (Spirurida and Enoplida) Exam Review questions and answers, 100% Accurate, Graded A+/ verified.[LATEST EXAM UPDATES]

ACVM Parasitology Boards Nematodes (Spirurida and Enoplida) Exam Review questions and answers, 100% Accurate, Graded A+/ verified. 1 Q Describe the life cycle of Dracunculus insignis. A  Parasite of the SQ tissues  Female is very large (up to 120 cm)  Male is smaller (40 mm)  When the female is fertilized the anus and vulva atrophy and a shallow ulcer is formed in the host skin at the location anterior to the worm  When the ulcer becomes wet she prolapses her uterus and expels larvae into water  PPP= 1 year 2 Q What are the IH, DH, and paratenic hosts of Drancunculus insignia? A DH: Raccoon* and other carnivores IH: Cyclops (copepod) PH: Frogs 3 Q Nodular stomach worms that have donut-shaped anterior end that is covered in spines A Gnathostoma spinigerium (Asia) 4 Q Describe the life cycle of Gnathostoma spp, including DH IH, and Paratenic host A  Adults are found in cystic nodules in the stomach  Eggs are passed in 1 or 2 stage cells and develop to L2 in the water  DH: Dogs and cats  IH: Copepod (Cyclops) L3  Paratenic: Amphibians, snakes, fish  Migration of larvae causes a lot of damage 5 Q Describe the life cycle of Physaloptera spp.