Intestinal Flagellates: Giardia lamblia Morphology

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Questions and Answers

What is the characteristic shape of Giardia lamblia trophozoite?

  • Rod-shaped
  • Spherical
  • Pear or tear-drop (correct)
  • Star-shaped

How many nuclei does the Giardia trophozoite typically have?

  • One
  • Four
  • Three
  • Two (correct)

What are the curved rod-shaped structures lying posterior to the nuclei called in Giardia trophozoite?

  • Peripheral vesicles
  • Median bodies (correct)
  • Fibrils
  • Axonemes

What gives the nuclei of Giardia trophozoite a halo appearance?

<p>Central karyosomes (D)</p> Signup and view all the answers

Which family does Giardia lamblia belong to?

<p>Hexamitidae (C)</p> Signup and view all the answers

What is the function of the median bodies in Giardia trophozoite believed to be related to?

<p>Adhesive disk formation (C)</p> Signup and view all the answers

Flashcards

Shape of Giardia lamblia trophozoite

Pear or tear-drop shaped.

Number of nuclei in Giardia trophozoite

Two nuclei.

Median bodies

Curved rod-shaped structures posterior to the nuclei in Giardia trophozoite.

Structure causing halo appearance in Giardia nuclei

Central karyosomes.

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Family of Giardia lamblia

Hexamitidae

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Function of median bodies in Giardia trophozoite

Adhesive disk formation.

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