F
facet. A small plane, articulating surface.
facient. To make, as in rubefacient, to make red.
facultative. Pertaining to functional or acquired power.
Faradic. Pertaining to induced electric currents.
fauces. The space between the cavity of the mouth and the pharynx.
felon. Paronychia. Whitlow.
femur. The thigh bone.
ferment. An organic substance which in small quantities is capable of setting up changes in another organic substance without itself undergoing much change.
fermentation. Such changes as are effected exclusively by the vital action of ferments.
fibrin. Active agent in blood coagulation.
fibroma. A tumor of fibrous tissue.
fibrous. Composed of fibres.
fibula. External and smaller of the two bones of the leg.
fissure. A crack in the tissues.
fistula. A pathologic sinus leading from an abscess cavity to the surface.
flagella. The whiplike processes with which certain cells, as the ameba, are provided.
flexion. Bending.
fluorescence. Power of a body to change wave-rate (or color) of light passing through it.
focus. Point at which light rays meet. The starting point of a disease process.
follicle. A small secretory cavity or sac.
form. Shape, as in vermiform, resembling a worm in shape.
formaldehyde. A gas possessing powerful disinfectant properties.
fracture. A break, as of a bone.
fulcrum. The point against which lever is placed to get purchase.
fungating. Rapidly growing (path.).
fungus (plural fungi). A cellular vegetable organism which feeds on organic matter. Example, bacteria.
furunculosis. The systemic condition marked by boil-formation.