Amoeba

• What is the phylum of amoebas?

  Phylum sarcomastigophora
• What is the subphylum of amoebas?

  Sarcodina
• What is the class of amoebas?

  Lobosea
• Amoebas require what type of environment for feeding, locomotion, osmoregulation, and reproduction?

  wet environment
• What is the infective stage of amoebas?

  Cyst
• What is the resistant form of amoeba?

  cyst
• what is the feeding form of amoebas?

  trophozoites
• which form is delicate?

  trophozoite
• What form is the vegetative stage?

  trophozoites
• All amoebas have CYSTIC STAGE except what?

  Entamoeba gingivalis
• All amoeba inhabits the LARGE INTESTINE except what?

  Entamoeba gingivalis
• All amoebas are COMMENSALS except what?

  Entamoeba histolytica
• Entamoeba hartmanni is also known as what?

  small race amoeba
• What is the LARGEST AMOEBA?

  Entamoeba coli
• What is the SMALLEST INTESTINAL PROTOZOAN?

  Entamoeba nana
• What is the special organ for locomotion of amoebas?

  pseudopods
• Which amoebic form is motile with pseudopods?

  trophozoites
• Trophozoites can be retrieved on what type of stool?

  diarrheic
• Trophozoites disintegrate within how long of prolonged standing?

  2 hours
• Label the following:

  A) Cytoplasm

  B) Central karyosome

  C) Even peripheral chromatin

  D) Ingested RBC

  E) Pseudopod

  
• What is the NON-MOTILE amebic form?

  cyst
• Cysts can be retrieved using what type of stool?

  well-formed
• Label the following:

  A) Cytoplasm

  B) Central karyosome

  C) Even peripheral chromatin

  D) Chromatoid bar

  E) Cyst wall