Antimicrobial: This boat flooring is resistant to mold and mildew, an essential characteristic in a marine environment. UV stable: LWV is fade-resistant, so it keeps on looking gorgeous. Durable: The special vinyl backing is rated for heavy traffic, and the surface can easily withstand scrubbing with a deck brush.
The hamstring muscles actively bend (flex) the knee. They also act to straighten or (extend) the hip (as in the motion of moving the thigh backward). Surprisingly, these large muscles are not very active with normal walking or standing. However, they are extremely important in power activities such as running, jumping, and climbing.
Hamstrings. The hamstrings are three muscles that run down the back of the leg to cross the knee joint. They work together to bend or flex the knee. The tendons of the semimembranosus and the semitendinosus insert on the medial side of the knee.These two muscles aid in the kneeâs slight internal rotation.ther Important Knee Muscles. While the hamstrings and quadriceps are the muscles that cross the knee, they donât act alone. The sartorius aids in flexion and internal rotation of the knee. The gracilis, mainly known for hip adduction, also contributes to flexion. The popliteus serves an especially important function.