Three Types Of Tears
Basal tears are always in our eyes. Their job is to keep our eyes clean and moist.
When dust and dirt enter our eyes, more basal tears are made to wash away the dirt. These are called reflex tears.
Our eyes also cry when we feel very sad or happy. They release tears to help the body relax. These are called emotional tears.
1. What is the job of basal tears?
제휴 및 제안