Taenia morp&life cycle

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Taenia morp&life cycle

  1. 1. Morphology and life cycle of Taenia Dr.chinj.k
  2. 2. Taenia Saginata Adult Morphology: It measures 5 to 10 metres in length It consists of three parts : scolex , neck , strobila
  3. 3. Scolex: It has 4 circular suckers and doesn’t contain any hooklets
  4. 4. Neck: It is long and narrow Strobila: It is composed of series of ribbon like segments called proglottids The segments are made up of mature and gravid proglottids Proglottids are 1000 to 2000 in number
  5. 5. Eggs: Spherical 31 to 43 micrometers in diameter The inner embryophore is thick walled , and brown in colour It contains an oncosphere containing 3 pairs of hooklets
  6. 6. Life cycle
  7. 7. Taenia Solium Adult Morphology: >It measures 2 to 3 metres in length >It also consists of three parts: scolex , neck and strobila
  8. 8. Scolex: It is globular in shape and has 4 circular suckers The head contains a rostellum armed with a double row of hooklets
  9. 9. >Neck it is short and measures 5 to 10 mm in length >Proglottids are 800 to 900 in number Egg: >Characteristic features are the same as those described in taenia saginata
  10. 10. THANK YOU……

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