quadriceps femoris muscle

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quad·ri·ceps fem·o·ris mus·cle

(kwahd'ri-seps fem'ŏr-is mŭs'ĕl)
Origin, by four heads: rectus femoris, vastus lateralis, vastus intermedius, and vastus medialis; insertion, patella, and thence by ligamentum patellae to tuberosity of tibia; action, extends leg; flexes thigh by action of rectus femoris; nerve supply, femoral.
Synonym(s): musculus quadriceps femoris [TA] , quadriceps muscle of thigh.
References in periodicals archive ?
The student should cease activity except for building up quadricep muscles, as well as the inside thigh muscles, gluteals (buttock muscles), and hamstrings (back thigh muscles): A long and rigorous road but well worth the travel.
Conclusion: Postural balance in osteoporotic women presenting is significantly worse than in the healthy women and the factor exerting the greatest influence on balance is quadriceps muscle strength.
Exercising your quadriceps (KWAD-ri-seps) muscle is the key.
For example, a leg extension will straighten a bent leg at the knee joint, thus isolating the quadriceps muscle on the front of the thigh.
Therefore, do not forget to stretch your shoulders, flexor and extensor muscles in your forearms and your hamstrings, quadriceps and calves.
Where knee OA is concerned, fitness walking interventions and quadriceps exercises are preferable over the long term.
Quadriceps muscles (front of the thigh) are often stronger than hamstring muscles (back of the thigh), and they should be almost equal in strength.
But that's exactly what they're faced with after Nomar Garciaparra left Friday's win with a strained left quadriceps muscle.
Research has repeatedly shown that women tend to favor their quadriceps while running, jumping and cutting.
Drew's balky left quadriceps kept him out of the starting lineup Thursday night and exposed a potential weakness for the Dodgers, one that manager Grady Little is attempting to fix.
Both of these work the quadriceps and hip musculature as well as provide aerobic training.
This stretch stretches your quadriceps and hip flexors.