Life: The Science of Biology
11th Edition
ISBN: 9781319010164
Author: David E. Sadava, David M. Hillis, H. Craig Heller, Sally D. Hacker
Publisher: W. H. Freeman
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Chapter 47.3, Problem 3R
Summary Introduction
To review:
The significance of having a greater ratio of the force arm to load arm in the jaw joint as compared to the elbow joint.
Introduction:
A lever system is present in the bones that allow their movement by the muscles around the joints. Levers consist of three parts that are, load arm, fulcrum, and force arm. The fulcrum is represented by joint.
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