A long bone is able to withstand extreme torsion or twisting stresses because
A) the bone is spongelike with many hollow spaces, such as the central and epiphyseal marrow cavities.
B) within each osteon the collagen fibers and mineral crystals in adjacent lamellae are aligned in opposite directions.
C) the internal and external surfaces are both covered in irregular connective tissue fibers.
D) the trabeculae of spongy bone are aligned along stress trajectories.

Question

Quizplus · Accepted Answer

Within each osteon, the collagen fibers and mineral crystals in adjacent lamellae are aligned in opposite directions, which allows for resistance to torsion or twisting stresses.

A Long Bone Is Able to Withstand Extreme Torsion or Twisting