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Common cold differs from pneumonia in, that:
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- Pneumonia is a communicable disease whereas the common cold is a nutritional deficiency disease.
- Pneumonia can be prevented by a live attenuated bacterial vaccine whereas the common cold has no effective vaccine.
- Pneumonia is caused by a virus while the common cold is caused by the bacterium Haemophilus influenzae.
- Pneumonia pathogen infects alveoli whereas the common cold affects nose and respiratory passage but not the lungs.
Correct Option: D
Common cold is most infectious viral disease caused by Rhino viruses which is transmitted through inhalation of droplets from infected person or through contaminated objects. Pneumonia is a bacterial disease caused by Streptococcus pneumoniae and Haemophillus influenzae. This serious disease of lungs spread by sputum of the patient.
