BBC1y
Voluntary muscles involved in human movement
Deltoid Abduction of the shoulder (moving the arm outwards and away from the body) Outward arm action in a jumping jack Rotator cuffs A group of stabilising muscles of the shoulder which helps to ...
BMJ3y
Single leg vertical jump performance identifies knee function deficits at return to sport after ACL reconstruction in male athletes
Muscle contribution was calculated as a percentage of ... trunk flexion and anterior pelvis tilt, but less peak knee flexion of the involved compared with the uninvolved limb (tables 2 and 3). Knee ...
BBC1y
Agonist and antagonist muscle pairs
The trapezius muscle can act as a fixator when the biceps is flexing the elbow joint. The abdominals can act as fixators to stabilise the body for hip and knee movements. Preparation and execution ...