Poison released by the living bacterial cell into the host.
Poison released from the dead bacterial cell into the host.
Poison released by the virus into the host.
Excessive immune response by the body of host.
A
Excessive immune response by the body of host.
B
Poison released by the virus into the host.
C
Poison released by the living bacterial cell into the host.
D
Poison released from the dead bacterial cell into the host.
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Solution
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Diphtheria is caused by poison released by living bacterial cell of Corynebacterium diphtheriae into the host body. It starts with a sore throat and fever. It also includes swollen lymph nodes, inflammation of nerves and kidney disorders. The main cause of complication is release of bacterial toxin.
So, the correct answer is option A.
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