decreased quadriceps weight decreased quadriceps femoris weight MPheno.ontology decreased quads weight MP:0010227 reduced quadriceps extensor weight decreased quadriceps muscle weight reduction in the weight of the group of four muscles (rectus femoris, vastus intermedius, vastus lateralis, and vastus medialis) which extend down the front of the thigh and are the major extensors of the knee joint reduced quadriceps femoris weight decreased quadriceps extensor weight reduced quads weight 2010-07-12T02:37:02Z reduced quadriceps muscle weight csmith reduced quadriceps weight abnormal quadriceps weight