A sports club offers influenza vaccination to players before the winter season. The club doctor explains that the vaccine may not stop every infection becau...
Question 1 Report
A sports club offers influenza vaccination to players before the winter season. The club doctor explains that the vaccine may not stop every infection because influenza viruses can change. Vaccinated players are still advised to cover coughs, wash hands and stay away from training when they have a fever. The club wants to protect players with asthma, because a respiratory infection can affect their breathing more severely.
(a) Identify the pathogen group that causes influenza. [1]
(b) Explain why a new influenza vaccine may be needed in a later year. [1]
(c) Give two actions, other than vaccination, that can reduce spread of influenza at the club. [2]
(d) Which body system is mainly affected by influenza? [1]
Answer Details
(a) Virus [1] (b) The virus changes its antigens / new strains may not be recognised by antibodies from an earlier vaccine. [1] (c) Any two from: wash hands [1]; cover coughs and sneezes [1]; stay away from training when ill [1]; clean shared surfaces [1]. [2] (d) Respiratory system [1]
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