2007-02-21 02:06:09 · 5 answers · asked by Anonymous in Science & Mathematics ➔ Biology
eyes water for many different reasons, if something irritates your eyes, it can bring on tears to help it wash away the irritant. our eyes water to protect it from drying or when we have allergies
2007-02-21 02:27:28 · answer #1 · answered by dr 2 · 0⤊ 0⤋
Our eyes water to keep them lubricated and to remove any irritants such as dust, pollen, smoke etc.
2007-02-21 02:11:55 · answer #2 · answered by The exclamation mark 6 · 0⤊ 0⤋
it's a way for hte immune system to protect the eyes from pathogens. tears released by tear glands wash away the dirt/dust from our eyes. it's also used to replenish dry eyes.
2007-02-21 03:12:28 · answer #3 · answered by param 4 · 0⤊ 0⤋
the surface of the eyeball requires lubrication to stop it drying out and to help remove dust etc from it.
more info here:
http://en.wikipedia.org/wiki/Eyes
2007-02-21 02:10:13 · answer #4 · answered by dave a 5 · 0⤊ 0⤋
because your sad
2007-02-21 02:37:55 · answer #5 · answered by Anonymous · 0⤊ 0⤋