Medical Science · Medicine
What is the correct sequence in the chain of infection cycle?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Reservoir → Portal of exit → Mode of transmission → Portal of entry → Susceptible host → Infectious agent
- 2Infectious agent → Reservoir → Portal of exit → Mode of transmission → Portal of entry → Susceptible host✓
- 3Mode of transmission → Portal of entry → Susceptible host → Infectious agent → Reservoir → Portal of exit
- 4Portal of exit → Mode of transmission → Portal of entry → Susceptible host → Infectious agent → Reservoir
Correct answer
Infectious agent → Reservoir → Portal of exit → Mode of transmission → Portal of entry → Susceptible host
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