Trichinella, Trichuris, Capillaria Flashcards
What is the predilection site of T. spiralis?
Small intestine
What are the hosts of T. spiralis?
Pig, rat, domestic and wild carnivores, man
What is unique about the hosts of T. spiralis?
The final host is also the intermediate host but another host is required to complete the life cycle
What do you call the cells that nourish the muscle trichinella?
Nurse cells
What is the instrument for the diagnosis of T. spiralis?
Trichinoscopes
What are the drugs of choice for T. spiralis?
Thiabendazole
What is the predilection site of whipworms?
Cecum and colon
What is the significance of whipworms as intestinal parasites of canines?
One of the big 4 intestinal parasites
What is Trichuris in man?
Trichuris trichiura
What is the significance of Trichuris as roundworms of humans?
Third most common roundworm
What serves as anchorage in the anterior end of whipworms?
Spear-like projection
What is the egg morphology of Trichuris?
Lemon or barrel shaped
What are the hairworms of dogs’ bladder?
Pearsonema plica
What is the world’s largest intracellular parasite?
Trichinella spiralis
What are the hairworms of birds and man present in the intestinal tract?
Aonchotheca philippinensis
What are the hairworms of rodents’ liver?
Calodium hepatica
What is present in the airways of fox?
Eucoleus aerophilus
What are the hairworms of turkey affecting the esophagus?
Capillaria contorta
What is the difference between Capillaria caudinflata and Capillaria obsignata?
They both affect the small intestine of birds; however, Capillaria obsignata requires earthworms as intermediate hosts
Which Capillaria spp is present in the crops of birds?
Capillaria annulata
What hairworm is present in the abomasum of ruminants?
Capillaria bilobata
What is the difference between Capillaria eggs and whipworm eggs?
Capillaria eggs are colorless, more barrel-shaped, and polar plugs do not project as far
What species caused intestinal capillariosis in Ilocos Norte?
Hypseleotris bipartita
What affects the renal pelvis of wild and domestic carnivores?
Dioctophyma renale
What is the significance of the giant kidney worm as a nematode?
Largest species of nematodes and considered the largest nematode of animals