Which of the following statements about influenza

Question 1 of 5

Which of the following statements about influenza is FALSE?

A. Influenza is primarily spread between individuals via respiratory secretions (droplets) B. Viral shedding starts 48-72 hours after infection and typically 48 hours before the onset of symptoms C. Viral shedding normally persists for less than 5 days but can be longer in children and in immunocompromised persons D. The typical influenza symptomology is not always predictive of influenza in elderly or immunocompromised persons

Correct Answer: B

Rationale: Influenza viral shedding begins 24-48 hours before symptoms, not 48-72 hours after infection, making B false. A, C, and D are true: droplets spread influenza, shedding can persist longer in certain groups, and symptoms vary in the elderly/immunocompromised.

Question 2 of 5

Which of the following is not considered one of the criteria for causality?

A. The incidence of disease is higher in those who are exposed to the factor. B. Evidence that the independent and dependent variables are related C. The association has been observed in numerous studies D. The onset of disease must precede exposure to the causal factor

Correct Answer: D

Rationale: Exposure must precede disease for causality; D reverses this, making it incorrect.

Question 3 of 5

In reviewing the literature on risk for acquiring post-operative pneumonia, the ICP finds that the risk is greatest for patients undergoing what type of surgery?

A. Total hip replacement B. Bowel resection C. Coronary artery bypass D. Esophagogastrectomy

Correct Answer: D

Rationale: Upper abdominal/thoracic surgeries like esophagogastrectomy pose the highest pneumonia risk, making D correct.

Question 4 of 5

The healthcare facility has established a goal of improving infection prevention competency with hand hygiene among all staff. Which of the following education and training approaches should the IP recommend as a priority?

A. Analysis of human factors that may present unrecognized obstacles for compliance B. Attending local/state health department educational programs on hand hygiene C. Implementation of a mentoring program based on peer-to-peer instruction and coaching D. Intensified disciplinary actions for employees who do not follow hand hygiene procedures

Correct Answer: C

Rationale: Peer mentoring enhances practical competency, making C a priority.

Question 5 of 5

All of the following are features of well-written research methods sections except:

A. Time period of the study B. Clear criteria for defining cases and controls C. Questions the research will answer D. Methods of quality assurance

Correct Answer: C

Rationale: Research questions belong in the introduction, not methods, making C incorrect.

Which of the following statements about influenza is FALSE?

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