Category: F

  • Filaria

    A thin parasitic worm which is found especially in the lymph system, and is passed to humans by mosquitoes. Any of the long threadlike nematode worms that, as adults, are parasites of the connective and lymphatic tissues of man capable of causing disease. They include the genera Brugia, Loa,  Onchocerca, and Wuchereria. Filariae differ from…

  • Fibrous tissue

    Strong white tissue which makes tendons and ligaments and also scar tissue. Connective tissue consisting principally of collagen fibers. Also called white fibrous or dense connective tissue; may be regular (parallel fibers) or irregular.  

  • Fibrous pericardium

    The outer part of the pericardium which surrounds the heart, and is attached to the main blood vessels. The outer fibrous layer of the pericardium; it extends over the bases of the great vessels and the upper surface of the diaphragm.  

  • Fibrous joint

    A joint where fibrous tissue holds two bones together so that they cannot move, as in the bones of the skull.  

  • Fibrous capsule

    Fibrous tissue surrounding a kidney.  

  • Fibroid tumour

    A benign tumour in the muscle fibres of the uterus.  

  • Fibroid degeneration

    The change of healthy tissue to fibrous tissue, e.g. as in cirrhosis of the liver.  

  • Fibroelastosis

    A deformed growth of the elastic fibres, especially in the ventricles of the heart. Overgrowth or disturbed growth of the yellow (elastic) fibers in connective tissue, especially endocardial fibroelastosis, overgrowth and thickening of the wall of the heart’s left ventricle.  

  • Fibrocyte

    A cell which derives from a fibroblast and is found in connective tissue. An inactive cell present in fully differentiated ‘connective tissue. It is derived from a fibroblast.  

  • Fibrocyst

    A benign tumour of fibrous tissue. A benign tumor of fibrous connective tissue containing cystic spaces. A fibrous tumor that has undergone cystic degeneration or has accumulated fluid in the interspaces.