Multiple choice

Which part of the body is affected by diphtheria?

  1. Blood

  2. Throat

  3. Liver

  4. Brain
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Diphtheria is a bacterial infection that primarily affects the throat and respiratory tract. The bacteria Corynebacterium diphtheriae produces toxins that damage throat tissues, creating a characteristic membrane. Blood, liver, and brain are not the primary sites of diphtheria infection.

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