The femur is your thigh bone
The Femur is your Thigh Bone...so they are the same size.
The longest bone: Femur bone(from hip joint to Knee), and as far as i know strongest part of body is enamel of teeth in the jaw. so u can consider it as strongest bone the longest and strongest bone in the body is the leg bone ! from your knee to your ankle i no most people would think the spine is the longest but it isn't i chekkD ! ! biie :P the longest and strongest bone in the body is the leg bone ! from your knee to your ankle i no most people would think the spine is the longest but it isn't i chekkD ! ! biie :P