weeping lubrication

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• Synovial fluid — is a thick, stringy fluid found in the cavities of synovial joints. With its egg like consistency ( synovial partially derives from ovum , Latin for egg), synovial fluid reduces friction between the articular cartilage and other tissues in joints …   Wikipedia

• eye, human — ▪ anatomy Introduction  specialized sense organ capable of receiving visual images, which are then carried to the brain. Anatomy of the visual apparatus Structures auxiliary to the eye The orbit       The eye is protected from mechanical injury… …   Universalium

• Tears — 250px|thumb|The tear system. A) Tear gland / Lacrimal glandB) Superior lacrimal punctum C) Superior lacrimal canal D) Tear sac / Lacrimal sac E) Inferior lacrimal punctum F) Inferior lacrimal canal G) Nasolacrimal canal Tears are the liquid… …   Wikipedia

• birth control — regulation of the number of children born through the deliberate control or prevention of conception. Cf. family planning (def. 1). [1914, Amer.] * * * Voluntary limiting of human reproduction, using such means as contraception, sexual abstinence …   Universalium