<span>Hay fever is a manifestation of allergic reaction
from pollen, which is prevalent during haying season. Hay fever is commonly
known as allergic rhinitis caused by an oversensitive immune system,
particularly the lymphocytes, leading to a misdirected immune response. The body
undergo a sensitization when one develops IgE antibodies and develop a strong
TH2 response against pollen. Then, this newly develop IgE antibodies sticks to
basophils and mast cells with no signs and symptoms yet. However, when one is
expose again to pollens, mast cells will be activated and release mediators who
are responsible for immediate vascular and smooth muscle reaction. After this, local
clinical manifestation of hay fever will be observed. </span>
 
        
             
        
        
        
The answer is mastication
        
             
        
        
        
This situation describes JUST CULTURE.
JUST CULTURE is a concept that is used in health care to improve patients' safety. The concept involves examination  and analysis of medical errors made by medical practitioners in the course of their duties in order to prevent such occurrence in the future.<span />