| Read the assertion and reason carefully to mark the correct option out of the options given below: |
| Assertion : Amoebic dysentry can be diagnosed by stool test of the patient. |
| Reason : Stool of the patient has tetranucleated cysts. |
A) If both the assertion and the reason are true and the reason is a correct explanation of the assertion
B) If both the assertion and reason are true but the reason is not a correct explanation of the assertion
C) If the assertion is true but the reason is false
D) If both the assertion and reason are false
E) If the assertion is false but reason is true
Correct Answer: A
Solution :
Amoebic infection is direct and oral. The tetranucleate cysts are ingested with contaminated food water. The pathogen secretes a cytolysin enzyme which damages intestinal mucosa leading to its ulceration acute diarrhoea, blood and mucus in the stools so we can diagnosed by stool test of the patient.
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