Flexion makes the joint angle smaller ... the focus is on driving out of the hole into a standing position. That puts the main point of focus extension. The biceps curl, on the other hand ...

This occurs at the hip and shoulder, returning the arms and legs back to their original position from a jumping jack movement or when swimming breaststroke. Key fact Flexion and extension are a ...

Flexion – bending a joint ... returning the arms and legs back to their original position from a jumping jack movement. Circumduction – this is where the limb moves in a circle.