What Are Tears?
What Are Tears? Tears are made of salt water, as you will know if you have ever licked a finger after wiping them away. They happen when the gland which provides...
Read MoreWhat Are Tears? Tears are made of salt water, as you will know if you have ever licked a finger after wiping them away. They happen when the gland which provides...
Read MoreTears flow from glands under the eyelid. Even though we are not aware of it, there are tears in our eyes all the time – even when we’re not crying. Every time we blink,...
Read MoreSaliva enters the mouth from three pairs of glands around and under the tongue. The glands that make it are called salivary glands. The salivary glands sit inside each...
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