SIZE MATTERS. The largest ever recorded Blue Whale measured 108 feet (33 meters) in length! Typical adult Blue Whales tend to measure approximately 75-100 feet (22-30 meters).
A FEW OF THE HIP FLEXOR TENDONS. As you might imagine, the âHip Flexorsâ are muscles that flex your hips. Flexion of the hip is easy to understand. If you bring your knee toward your chest, you are flexing your hip.
Rectus femoris. A muscle in the quadriceps, the rectus femoris muscle is attached to the hip and helps to extend or raise the knee. This muscle is also used to flex the thigh. The rectus femoris is the only muscle that can flex the hip.