How and what creates tears?

Question

How are the tears influenced by our emotions?

What in our eyes secretes the tears?

Answer 1

the lacrimal glands located medially to the eye secrete tears

Answer 2

Our eyes have tear glands which secrete tears If....

There is entery of any foreign object in our eye the tear gland will produce tear after feeling irritation in eye so to wash the object

or

If we are emotionally disturbed whether happy or sad

In my openion these changes in moods cause the change in secretions of hormones which eventually lead to change in the pH of eye.So tear glands secrete the tears to adjust the pH to normal....