PARA LAB - Summary of Trematodes Flashcards
Simple Intestinal Ceca [3]
- Fasciolopsis buski
- Heterophyes heterophyes
- Clonorchis sinensis
Branched Intestinal Ceca [2]
- Fasciola hepatica
2. Fasciola gigantica
Embryonated when released [5]
- Eurytrema pancreaticum
- Clonorchis sinensis
- Opistorchis felneus
- Fasciola dendriticum
- Heterophyes heterophyes
Species with FH: Man [4]
- Schistosoma
- P. westermani
- Intestinal flukes
- Clonorchis sinensis
Species with AH: Man [4]
- E. pancreaticum
- Fasciola spp
- O. felineus
- F. dendriticum
SHAPE OF ADULT WORMS
Elongated and Oval
F. buski
SHAPE OF ADULT WORMS
Elongated with Tapered Posterior [2]
- E. ilocanum
* Opistorchis felineus
SHAPE OF ADULT WORMS
Elongated, tapered on both ends
• Clonorchis sinensis
SHAPE OF ADULT WORMS
Coffee bean shape
• P. westermani
SHAPE OF ADULT WORMS
Pear shaped
• Heterophyes heterophyes
SHAPE OF ADULT WORMS
Lancet shaped/ Blade shaped
• F. dendriticum
COLOR OF ADULT WORMS
Reddish brown in color fluke [2]
P. westermani
Opistorchis felineus
COLOR OF ADULT WORMS
Reddish gray
E. ilocanum
Egg: hen’s egg appearance
fasciolopsis buski
EGG COLOR
1. Brown color
P. westermani
Fasciola hepatica and F. gigantica
Straw colored egg
E. ilocanum
Light brown egg
H. heterophyes
Dark brown egg
F. dendriticum
Yellow egg
Schistosoma
- Ovoidal egg
Fasciola spp
H. heterophyes
Pitcher shaped egg
Clonorchis and opistorchis
TEGUMENT: Spines [3]
- P. westermani
- E. ilocanum [scale-like]
- H. heterophyes [fine, scale-like]
Branched testes
F. h. and F.g
Branching and in Tandem testes
F. buski
Lobed and in Tandem testes
E. ilocanum
TESTES
1. Lobed and Opposite
P. westermani