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Medical Parasitology Notes
it has the following topics; cestoda, taeniasis, and trematodes
[Show more]it has the following topics; cestoda, taeniasis, and trematodes
[Show more]Cestodes classified….. 
• Phylum: Platyhelminthes 
• Class: Cestoidea 
• Subclass Eucestoda 
• Order Pseudophyllidae 
eg D. latum 
• Order Cyclophyllidae 
eg Taenias 
LIFE CYCLE PATTERNS 
1. Pseudophyllidae type 
• Scolex provided 2 grooves - bothrium 
• Need two intermediate hosts 
...
Preview 2 out of 11 pages
Add to cartCestodes classified….. 
• Phylum: Platyhelminthes 
• Class: Cestoidea 
• Subclass Eucestoda 
• Order Pseudophyllidae 
eg D. latum 
• Order Cyclophyllidae 
eg Taenias 
LIFE CYCLE PATTERNS 
1. Pseudophyllidae type 
• Scolex provided 2 grooves - bothrium 
• Need two intermediate hosts 
...
TAENIASIS 
Taenia saginata (beef tapeworm) 
• In adult stage, T. saginata 
inhabits the upper jejunum 
• it may survive for as long as 
25 years 
• It causes intestinal 
infection, Taeniasis 
• It has worldwide 
distribution 
Scolex…… 
Taenia saginata….. Morphology 
• Adult worm ...
Preview 4 out of 34 pages
Add to cartTAENIASIS 
Taenia saginata (beef tapeworm) 
• In adult stage, T. saginata 
inhabits the upper jejunum 
• it may survive for as long as 
25 years 
• It causes intestinal 
infection, Taeniasis 
• It has worldwide 
distribution 
Scolex…… 
Taenia saginata….. Morphology 
• Adult worm ...
General characteristics: 
1.The class trematoda falls into two main 
subclasses, the Monogenea, which have a direct 
life cycle, and the Digenea, which require an 
intermediate host, are of medical significance 
2. The adult digenetic trematodes, commonly 
called `flukes', occur primarily in th...
Preview 4 out of 32 pages
Add to cartGeneral characteristics: 
1.The class trematoda falls into two main 
subclasses, the Monogenea, which have a direct 
life cycle, and the Digenea, which require an 
intermediate host, are of medical significance 
2. The adult digenetic trematodes, commonly 
called `flukes', occur primarily in th...
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