Some people see sunshine or lamplight are rhinal and scratchy, easy sneeze. Still somebody is thinking sneeze and dozen when coming out, saw be hit at a draught after strong light. Light is to rely on an eyeSee, nose hits sneeze, of be totally unrelated of it may be said both, what is there to concern after all on this problem?

Sneeze is for the eyewinker in drive nasal cavity

Above all, we do one simple specification to the internal composition of sneeze. The phenomenon of sneeze is to point to in the foreign body that will enter nasal cavity (wait like dirt, bacterium, pollen) a kind when when driving, appear involuntary " reflection " . After the eyewinker is entered, be located in the trigeminal nerve on nose mucous membrane to issue a statement at the breathing muscle of lung to action, fiercely eduction air leaves the country eyewinker drive.

So, why be encounter is there Jiang Guangshi also sneeze? Actually, we still cannot learn among them secret quite completely. Because it is not the illness with serious what, people has not tried hammer and tongs to consider. Be in a few more Euramerican country, somebody begins to begin to be opposite the reflection sex sneeze of origin Yu Yangguang undertakes study, offerred the view of a few hypothesis in succession.

Promiscuous to the defence reaction that provokes strongly cause sneeze

The view with at present higher reliability is, the consciousness of eye and nose gets same of a trigeminal nerve control, so, promiscuous to the defence reaction that provokes strongly the occurrence that caused sneeze together. Specific say, from the intense sunshine that the eye enters, nasal cavity feels exciting to his by accident, reason is about to drive out its eyewinker with the form of sneeze go out. According to concerning statistic, appears because of sunshine sneeze reflex is sent more at dissatisfaction infant of 3 years old. On the body of the infant in development, the division of labor of all sorts of nerve centers returns the detailed rate that short of Yours Excellency, be opposite easily so a few stimulation that come from the outside are promiscuous not differentiate.

Still somebody is unplugging superciliary moment is light sneeze, the exciting similar of its reason and strong light. And unplug the sheds tear easily phenomenon just right when vibrissa is to it contrary paradigmatic. When nose is stimulated, the eye produced defence reaction, then, pour out of tear to be about to rinse the foreign body go out.
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