Figure 3From: Electromyographic analysis of selected shoulder muscles during a rugby football tackle Mean onset time prior to impact (MSec) for each muscle. Muscle: Pect Major: Pectoralis Major. Bicep: Biceps Brachii. Lat Dorsi: Latissimus Dorsi. Serr Ant: Serratus Anterior. Infra: Infraspinatus.Back to article page