Femur vs Quadriceps femoris

属性 Femur Quadriceps femoris
拉丁名称 Os femoris Musculus quadriceps femoris
类型 Bone Muscle
身体系统 Skeletal Muscular
身体区域 Thigh Thigh
功能 The longest and strongest bone in the human body. Bears the weight of the body and provides attachment for powerful thigh muscles. Transmits body weight from the hip to the … The most powerful extensor of the knee joint. Essential for standing, walking, climbing stairs, and running. The rectus femoris also flexes the hip.
临床意义 Femoral neck fractures are common in elderly patients with osteoporosis. Femoral shaft fractures result from high-energy trauma. The femoral head is susceptible to avascular necrosis. Quadriceps tendon rupture prevents active knee extension. Vastus medialis oblique weakness contributes to patellar maltracking. Quadriceps atrophy commonly follows knee injuries and surgeries.
FMA ID 24474 22428