AEMCA Practice Exam

What is the largest and strongest bone in the human body?

1. Tibia

2. Femur

3. Pelvis

4. Humerus

The correct answer is: Femur

The femur is recognized as the largest and strongest bone in the human body due to its crucial role in supporting the weight of the body during activities such as standing, walking, and running. Its length and robust structure make it capable of withstanding significant levels of stress and mechanical load. The femur connects the hip to the knee and plays an essential role in the skeletal system, providing both stability and mobility. Its strength is essential for maintaining balance and facilitating movement, especially in the lower limbs where it serves as a primary weight-bearing bone. The other bones listed, while important, do not match the femur in terms of size and strength. For example, the tibia and the pelvis serve significant functions but have different structural properties compared to the femur. The humerus, although it is the largest bone in the upper arm, does not rival the femur in strength or size.