Which of the following is an infectious disease caused by a virus for which there is no vaccine? measles
measles

mumps
mumps

cold
cold

all of the above

What is the answer to this particular question i have in health

Explain what causes the skin to burn in the sun? explain why people should avoid the sun if taking a photosensitive medication?

A5-year-old boy suddenly begins coughing while eating peanuts. he is choking and gagging. when he is brought to the ed, but he is awake and is able to give his name. on physical examination, his vital signs are stable. on examination of the chest, inspiratory stridor and intercostal and suprasternal retractions are apparent. which of the following is the most appropriate initial step in management? - allow patient to clear foreign object by spontaneous coughing- clear oropharynx with multiple blind sweeps with finger- position patient and perform back blows- stand behind patient and perform abdominal thrusts- perform emergency tracheostomy and take to surgery