Florida Basic Recruit Training Program High Liability (First Aid) Practice Exam

What is the name of the longest and strongest bone in the human body, often referred to as the thighbone?

1. Femur

2. Humerus

3. Tibia

4. Radius

The correct answer is: Femur

The longest and strongest bone in the human body is known as the femur. This bone, commonly referred to as the thighbone, serves various crucial functions. It supports the weight of the body during activities such as standing, walking, and running, and plays a vital role in the movement of the leg. The femur connects at one end to the hip joint, allowing for a wide range of motion and flexibility. At the other end, it connects to the knee joint, providing stability and support. The structure of the femur is designed to withstand significant forces, making it essential for mobility and overall physical function. While other bones listed, such as the humerus (the upper arm bone), tibia (the shinbone), and radius (one of the forearm bones), are important for function and movement in their respective regions, none match the femur in terms of length and strength.