A child is admitted to the pediatric unit with a diagnosis of cellulitis on the right upper thigh. Patient history reveals the child had a 2-cm laceration on the right thigh prior to infection. When explaining the chain of infection, how does the nurse id
a. Reservoir
b. Portal of entry
c. Portal of exit
d. Cector
ANS: B
The chain of infection refers to the way in which organisms spread and infect the individual. A portal of entry is a route by which the organisms enter the body (e.g., a cut in the skin). A portal of exit is the route by which the organisms exit the body (e.g., feces or urine). A reservoir for infection is a place that supports the growth of organisms (e.g., standing, stagnant water). A vector is an insect or animal that carries and spreads a disease.
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