01:146:328 Lecture Notes - Lecture 7: Taenia Solium, Cyclophyllidea, Praziquantel
27 Sep 2018
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Document Summary
All are parasites that live in the digestive tracts of vertebrates: morphology. Proglottid each segment of the tapeworm, all are different sizes. Acetabulate 4 muscular cups, may have hooks. On rostellum, if hooks then arm rostellum: cyclophyllidea, neck. Contains stem cells: undifferentiated zone, strobila damages tegument of neck, give rise to proglottids. Praziquantel treatment for many adult tapeworm infections preferentially: monoecious one individual has male and female reproductive organs. Gravid proglottids at end filled with developed eggs: next proglottids are protandry male organs form first. Figure 12. 2 regions along the length of taenia solium. Cirrus extends out of the genital pore: male reproductive structures figure 12. 7, female reproductive structures figure 12. 8. Cyle & pseudo differences (other than viewing the scolex) Apolysis: cyclo - the gravid proglottids breaks off and sheds into fece s, eggs figure 12. 9. Anapolysis: psuedo the eggs get released through the uterine pore into the feces.
