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Common cold differs from pneumonia in that:

  1. A
    Pneumonia pathogen infects alveoli whereas the common cold affects nose and respiratory passage but not the lungs
  2. B
    Pneumonia is a communicable disease whereas the common cold is a nutritional deficiency disease
  3. C
    Pneumonia can be prevented by a live attenuated bacterial vaccine whereas the common cold has no effective vaccine
  4. D
    Pneumonia is caused by a virus while the common cold is caused by the bacterium Haemophilus influenzae

Solution & Step-by-step Explanation

1. Common Cold: Caused by Rhinoviruses. It affects the upper respiratory tract (nose and throat) but does not reach the lungs.2. Pneumonia: Caused by bacteria like Streptococcus pneumoniae and Haemophilus influenzae. It infects the alveoli (air sacs) of the lungs, leading to fluid accumulation and respiratory distress.

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Common cold differs from pneumonia in that:
A
Pneumonia pathogen infects alveoli whereas the common cold affects nose and respiratory passage but not the lungs
B
Pneumonia is a communicable disease whereas the common cold is a nutritional deficiency disease
C
Pneumonia can be prevented by a live attenuated bacterial vaccine whereas the common cold has no effective vaccine
D
Pneumonia is caused by a virus while the common cold is caused by the bacterium Haemophilus influenzae

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Human Health and DiseaseRespiratory Diseases

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