Parasitology: Amebic Infection Study

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In patients infected with Balantidium coli, which stool type is more likely to contain trophozoites?

Watery stools

Loose stools (correct)

Formed stools

Bloody stools

What is primarily used to diagnose Balantidium coli infections?

Blood tests

X-rays

Sigmoidoscopy material (correct)

Urine tests

Which organ is NOT mentioned as a possible site of invasion by Balantidium coli?

Urogenital tract

Brain (correct)

Liver

Lungs

Which symptom is characteristic of chronic Balantidium coli infections?

Cachexia Signup and view all the answers

What is the main method for detecting Balantidium coli cysts in suspected cases?

Examination of stool specimens Signup and view all the answers

What is the characteristic of the trophozoite stage of Entamoeba coli?

Exhibits sluggish, nonprogressive motility Signup and view all the answers

How can the nuclear structures of the Entamoeba coli trophozoite be best observed?

The nuclear structures can only be observed in stained preparations Signup and view all the answers

Which of the following is a distinguishing feature of the Entamoeba coli cyst?

All of the above Signup and view all the answers

How does the life cycle of Entamoeba coli compare to that of Entamoeba histolytica?

The life cycle of E. coli is simpler and similar to that of E. histolytica Signup and view all the answers

What is the primary mode of transmission for Entamoeba coli infections?

Ingestion of contaminated food or water Signup and view all the answers

What are the typical clinical symptoms associated with Entamoeba coli infections?

Asymptomatic in most cases Signup and view all the answers

Which of the following techniques is commonly used for the laboratory diagnosis of Entamoeba histolytica infection?

All of the above Signup and view all the answers

Which of the following is a characteristic of the Entamoeba histolytica cyst?

It is the infective stage in the life cycle Signup and view all the answers

What is a characteristic clinical symptom of amebic dysentery caused by Entamoeba histolytica?

Frequent, loose stools with blood and mucus Signup and view all the answers

Which stage of the Entamoeba histolytica life cycle is responsible for the formation of liver abscesses?

Trophozoite Signup and view all the answers

What is the purpose of encystation in the life cycle of Entamoeba histolytica?

To facilitate transmission to a new host Signup and view all the answers

Which of the following statements about Entamoeba histolytica is true?

It is transmitted through contaminated water or food Signup and view all the answers

Parasitology: Amebic Infection Study

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