Balantidium Coli

Question 1

The most important species of the phylum Ciliophora, it is the largest protozoan parasite of humans that is usually present in pig feces

Answer 1

Balantidium coli

Question 2

What is the size range of Balantidium coli?

Answer 2

Size Range: 28-152 µm by 22-123 µm.

Question 3

What is the average size of Balantidium coli?

Answer 3

Average size: 40 µm.

Question 4

What are the key structures of Balantidium coli?

Answer 4

Key structures include
Macronucleus, Micronucleus, Cytostome, and Vacuole.

Question 5

The most important specie
of the (1)._____________, it
is the largest protozoan
parasite of humans that
usually present in (2). ____________

Answer 5

1. phylum ciliophora
2. Pig feces

Question 6

What is the motility of Balantidium coli trophozoite?

Answer 6

Spiral

Question 7

How many nuclei does the Balantidium coli trophozoite have?

Answer 7

2 (Macro and micro)

Question 8

What cytoplasmic inclusions are found in Balantidium coli trophozoite?

Answer 8

Starch grains, cell fragments, bacteria, and erythrocytes

Question 9

What distinguishes the Balantidium coli trophozoite?

Answer 9

Presence of cytostome (Mouth)

Question 10

What is the shape of the Balantidium coli cyst?

Answer 10

Spherical or oval

Question 11

How many nuclei does the Balantidium coli cyst have?

Answer 11

2
Macro - kidney shape,
Micro - small spherical

Question 12

What distinguishes the Balantidium coli cyst?

Answer 12

Double protective cyst wall