How are infections of upper respiratory tract different from those of lower respiratory tract?

How are infections of upper respiratory tract different from those of lower respiratory tract?

Respiratory Tract Infections

 

Respiratory tract infections are the chief cause of absenteeism in schools as well as places of work. From the common cold to the more serious bronchitis, respiratory tract infections are usually infectious and thus easily passed on

 

 

Research on diseases of the respiratory tract.

 

Based on your research, respond to the following:

 

  • Classify respiratory tract diseases, their causes, and the pattern of associated symptoms.
  • How are infections of upper respiratory tract different from those of lower respiratory tract?
  • Why are infections of the upper respiratory tract milder as compared to those pertaining to the lower respiratory tract?