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  2. Tears - Wikipedia

    en.wikipedia.org/wiki/Tears

    Human tears. Tears are a clear liquid secreted by the lacrimal glands (tear gland) found in the eyes of all land mammals. [1] Tears are made up of water, electrolytes, proteins, lipids, and mucins that form layers on the surface of eyes. [2] The different types of tears—basal, reflex, and emotional—vary significantly in composition. [2]

  3. Crying - Wikipedia

    en.wikipedia.org/wiki/Crying

    Crying is the dropping of tears (or welling of tears in the eyes) in response to an emotional state or physical pain. Emotions that can lead to crying include sadness , anger , joy , and fear . Crying can also be caused by relief from a period of stress or anxiety , or as an empathetic response.

  4. Why do we cry? Experts explain the purpose of tears. - AOL

    www.aol.com/lifestyle/why-cry-experts-explain...

    There are actually different types of tears. So what are they and why exactly do we cry? Experts explain.

  5. Lacrimal gland - Wikipedia

    en.wikipedia.org/wiki/Lacrimal_gland

    The lacrimal gland produces tears which are secreted by the lacrimal ducts, and flow over the ocular surface, and then into canals that connect to the lacrimal sac. From that sac, the tears drain through the lacrimal duct into the nose. Anatomists divide the gland into two sections, a palpebral lobe, or portion, and an orbital lobe or portion. [3]

  6. Nasolacrimal duct - Wikipedia

    en.wikipedia.org/wiki/Nasolacrimal_duct

    Excess tears flow through the nasolacrimal duct which drains into the inferior nasal meatus. This is the reason the nose starts to run when a person is crying or has watery eyes from an allergy, and why one can sometimes taste eye drops. This is for the same reason when applying some eye drops it is often advised to close the nasolacrimal duct ...

  7. Do Tears Work at Work? - AOL

    www.aol.com/news/2011-02-09-do-tears-work-at...

    The office has traditionally been a place to keep a stiff upper lip, but recently, with an emotional new speaker of the House and TV commentators who choke up freely, tears have been making a ...

  8. Lacrimal apparatus - Wikipedia

    en.wikipedia.org/wiki/Lacrimal_apparatus

    The lacrimal apparatus is the physiological system containing the orbital structures for tear production and drainage. [1]It consists of: The lacrimal gland, which secretes the tears, and its excretory ducts, which convey the fluid to the surface of the eye; it is a j-shaped serous gland located in lacrimal fossa.

  9. Wound licking - Wikipedia

    en.wikipedia.org/wiki/Wound_licking

    A gorilla licking a wound. Wound licking is an instinctive response in humans and many other animals to cover an injury or second degree burn [1] with saliva. Dogs, cats, small rodents, horses, and primates all lick wounds. [2]