The longest bone in the human body is the thigh bone.

Study for the IAC White Set Science Bee Test with engaging questions and detailed explanations. Enhance your knowledge on scientific topics and get ready to excel in your exam!

Multiple Choice

The longest bone in the human body is the thigh bone.

Explanation:
The longest bone is the thigh bone because its shaft runs from the hip to the knee and it carries most of the body's weight. The femur is longer than the tibia (the shinbone), and both are longer than the forearm bone radius and the thinner fibula. This combination of length and load-bearing role makes the femur the longest bone in the human skeleton.

The longest bone is the thigh bone because its shaft runs from the hip to the knee and it carries most of the body's weight. The femur is longer than the tibia (the shinbone), and both are longer than the forearm bone radius and the thinner fibula. This combination of length and load-bearing role makes the femur the longest bone in the human skeleton.

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