When a muscle moves a bone, the joint acts as the:
AFulcrum point
BLever bar
CLoad point
DPulley wheel
Answer & Solution
Correct answer: A. Fulcrum point
1. Muscle force is applied to the bone.
2. The bone turns about the joint.
3. So the joint is the fulcrum.
_Source: syllabus Biology, Chapter 20, Locomotion and Movement._
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