Quadriceps femoris

Musculus quadriceps femoris

A large four-headed muscle group of the anterior thigh consisting of the rectus femoris, vastus lateralis, vastus medialis, and vastus intermedius. All four heads converge on the quadriceps tendon, which encloses the patella and continues as the patellar ligament to the tibial tuberosity.

Tipo Muscle
Sistema corporal Muscular
Región corporal Thigh
Estructura principal hindlimb muscle
Nombre latino Musculus quadriceps femoris
FMA ID 22428

Función

The most powerful extensor of the knee joint. Essential for standing, walking, climbing stairs, and running. The rectus femoris also flexes the hip.

Significado clínico

Quadriceps tendon rupture prevents active knee extension. Vastus medialis oblique weakness contributes to patellar maltracking. Quadriceps atrophy commonly follows knee injuries and surgeries.

Subestructuras

vastus medialis Muscle vastus lateralis Bone vastus intermedius Bone rectus femoris Bone

Preguntas frecuentes

What is the Quadriceps femoris?
A large four-headed muscle group of the anterior thigh consisting of the rectus femoris, vastus lateralis, vastus medialis, and vastus intermedius. All four heads converge on the quadriceps tendon, which encloses the patella and continues as the patellar ligament to the tibial tuberosity.
What is the function of the Quadriceps femoris?
The most powerful extensor of the knee joint. Essential for standing, walking, climbing stairs, and running. The rectus femoris also flexes the hip.
What body system is the Quadriceps femoris part of?
The Quadriceps femoris is part of the Muscular.
What conditions affect the Quadriceps femoris?
Quadriceps tendon rupture prevents active knee extension. Vastus medialis oblique weakness contributes to patellar maltracking. Quadriceps atrophy commonly follows knee injuries and surgeries.
Where is the Quadriceps femoris located?
The Quadriceps femoris is located in the Thigh region of the body.

Estructuras relacionadas

musculature muscle group tendon sheath synovial tendon sheath skeletal system set of all bones and joints orbital septum septum orbitale iliopsoas Hyrtl's muscle myocardium cardiac muscle conducting system of heart cardiac conducting system long head of biceps brachii capus longum of biceps brachii

Aviso médico

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