What causes a mechanical disadvantage in a lever system
Fulcrum to effort is larger than fulcrum to load
What is effort, fulcrum and load
Effort - where force is applied
Load - resistance
Fulcrum - joint
What are the three planes
Sagittal - splits left and right
Transverse - splits top to bottom
Frontal - splits front to back
What are the three axes
Sagittal- runs front to back
Frontal - runs left to right
Vertical - runs top to bottom