ExRx.net > Kinesiology > Articulations > Joint
Bending the joint resulting in a decrease of angle; bringing forearm toward upper arm.
Straightening the joint resulting in an increase of angle; bringing forearm away from upper arm.
Also see Forearm. Mentioned articulations occur during concentric phase of exercise video examples.
Weight Plate Barbell Racking Calculator
Periodization for Weight Training
Weight Training Guidelines
Weight Training Glossary
Westside Barbell Program
Weightlifting Performance Standards