Which of the following term most precisely refer to an infection acquired in the hospital that was not present or incubated at the time of hospital admission:

Correct Answer: B

Rationale: Nosocomial infection (B) precisely describes an infection acquired in the hospital not present at admission. Secondary (A) refers to a subsequent infection, and emerging infectious disease (C) denotes new pathogens.

Correct Answer: B

Rationale: Coming to work sick can spread infection, compromising patient and staff safety.

Correct Answer: D

Rationale: Perfume, cosmetics, and nail polish can introduce contaminants or particles into the sterile environment, so all must be avoided.

Correct Answer: D

Rationale: All these factors'contraindications, drug-food interactions, and cross-sensitivities'can trigger warning flags for patient safety.

Correct Answer: A

Rationale: Bactericidal agents specifically kill bacteria, unlike bacteriostatic agents which prevent multiplication.