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What is the function of metaphysis?

Published in Bone Structure & Function 1 min read

The metaphysis's primary function is to transfer loads in bone structure.

The metaphysis is a crucial region in long bones, located between the epiphysis (the end of the bone) and the diaphysis (the shaft of the bone). According to the reference material, the metaphysis functions to transfer loads from weight-bearing joint surfaces to the diaphysis. Essentially, it acts as a bridge, efficiently distributing forces experienced at the joints along the bone's shaft.

Here's a breakdown of its role:

  • Load Transfer: The metaphysis ensures that stress from activities like walking, running, or lifting is evenly distributed along the bone. This prevents stress concentrations that could lead to fractures.

  • Location: Situated between the epiphysis and diaphysis, it connects the joint surface to the bone's main shaft.

  • Structural Importance: The metaphysis provides a gradual transition in bone structure, optimizing load transfer and reducing stress points.