skeletal muscle fiber morphological measurement number of capillaries per skeletal muscle fiber 2014-08-05T16:43:25Z JSMITH The average number of capillaries associated with and/or surrounding an individual skeletal muscle fiber, a cylindrical multinucleate cell of skeletal muscle tissue containing contracting myofibrils and across which run transverse striations. Capillaries are the minute vessels connecting arterioles and venules, the walls of which act as a semipermeable membrane for interchange of various substances between the blood and tissue fluid. number of capillaries per skeletal muscle cell capillary measurement