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.
The rectus femoris is the only muscle that can flex the hip. Injury to the rectus femoris muscle may result from overuse, as seen with kicking-or sprinting-related injuries. Inflammation of the muscle causes pain in the groin during physical exercises that use this muscle.