MCQ on Respiratory Syncytial virus (RSV) 1. A 10-month-old male infant presented to the emergency department with symptoms of fever, cough, runny nose, and difficulty breathing. The parents reported that the symptoms had been present for 3 days and had progressively worsened. The infant was born healthy and full-term with no underlying disease. Upon examination, the infant was breathing rapidly with increased respiratory effort. His temperature was 101.5°F (38.6°C), heart rate was 160 beats per minute. Lung examination revealed bilateral wheezing and crackles. A nasal swab was collected and sent for the laboratory diagnosis. The test results were positive for Respiratory Syncytial Virus (RSV). Which of the following is the typical mode of transmission for RSV to spread? a) Respiratory secretions from infected person b) Sexual contact with infected person c) Ingesti...