<prompt> Skeletal muscle use theGLUT-1 transpoerGLUT-2 transpoerGLUT-3 transpoerGLUT-4 transpoer  <response>: The entry of glucose into skeletal muscle is increased during exercise in the absence of insulin by causing an insulin-independent increase in the number of GLUT 4 transpoers in muscle cell membranes.REF.GANONGS REVIEW OF MEDICAL PHYSIOLOGY 23rd EDITION page no.331 