Gluteus maximus vs Quadriceps femoris

गुण Gluteus maximus Quadriceps femoris
लैटिन नाम Musculus gluteus maximus Musculus quadriceps femoris
प्रकार Muscle Muscle
शरीर तंत्र Muscular Muscular
शरीर क्षेत्र Hip Thigh
कार्य The largest and most powerful muscle in the body. Primary extensor and lateral rotator of the hip. Essential for standing from a seated position, climbing stairs, running, and maintaining upright … The most powerful extensor of the knee joint. Essential for standing, walking, climbing stairs, and running. The rectus femoris also flexes the hip.
नैदानिक महत्व Gluteus maximus weakness (Trendelenburg gait) results from inferior gluteal nerve injury. Gluteal muscle atrophy occurs with prolonged immobility. The muscle is used in myocutaneous flap surgery for pressure ulcer coverage. 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 22314 22428