METAZOA PICS

• Pinworm: Enterobius vermicularis


  Ova: D-shaped, double-walled

  
• Trichiuris trichiura adult

  
• Trichuris trichiura ova


  barrel-shaped

  
• Ascaris lumbricoides ova


  unfertilized

  
• Ascaris lumbricoides


  fertilized

  
• Ascaris lumbricoides adult

  adult

  
• Hookworm

  adult

  
• Hookworm Rhabditiform larvae (L1)


  L1

  
• Hookworm filariform larvae (L3)


  L3

  
• Hookworm ova

  cleavage

  
• Capillaria philippinensis


  peanut-shaped

  
• Capillaria philippinensis adults


  Anterior thin

  Posterior thicker

  
• Strongyloides stercoralis ova


  egg containing a well-developed larva

  
• Strongyloides stercoralis adult 


  no parasitic males

  
• Trichinella spiralis encysted larvae


  nurse cell surround it

  
• Wuchereria bancrofti microfilaria


  no nuclei in tail tip

  present sheath

  
• Brugia malayi microfilaria


  nuclei not continuous

  two at tip of tail

  present sheath

  
• Loa loa


  continuous row of posterior nuclei

  present sheath

  
• Onchocerca volvulus


  no sheath

  no terminal nuclei

  straight tail

  
• Taenia solium adult


  adult

  
• Taenia ova


  ova

  
• Taenia saginata adult


  adult

  
• Diphyllobotrium latum

  
• Echinococcus granulosus


  adult

  
• Echinococcus granulosus


  cyst

  
• Fasciolopsis buski 


  adult

  
• Fasciolopsis buski / hepatica


  egg

  
• Fasciolopsis hepatica


  adult

  
• Clonorchis sinensis


  egg has shoulders

  
• Clonorchis sinensis 


  adult

  
• Paragonimus westermani


  adult

  
• Clonorchis sinensis


  eggs

  
• Schistosoma spp.


  adult

  
• Schistosoma haebatobium


  eggs

  
• Schistosoma japonicum


  eggs

  
• Schistosoma mansoni


  eggs

  
• Enterobius vermicularis


  ova (lab)

  
• Trichuris trichiura 


  ova (lab)

  
• Ascaris lumbricoides


  ova (lab)

  
• Ancylostoma caninum 


  adult (lab)