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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]
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.
The teardrop tattoo or tear tattoo is a symbolic tattoo of a tear that is placed underneath the eye. The teardrop is one of the most widely recognised prison tattoos [ 1 ] and has various meanings.
Tears, from the lacrimal glands, collect in this sac during excessive lacrimation. The fluid then flows through the nasolacrimal duct and into the nasopharynx. This drainage results in what is commonly referred to a runny nose during excessive crying or tear production. Injury or fracture of the lacrimal bone can result in posttraumatic ...
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 ...
A new Tears for Fears album would be cause for celebration for fans under any circumstance, but especially so with “The Tipping Point” being their full-length in 18 years — a gap that has ...
Tear, tears or tearing may refer to: Tearing, the act of breaking apart a material by force; Tears, a clear liquid secreted by the tear gland in the eyes of land mammals;
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