Describe in detail the contractions in one specific area of activity and the muscle and movement types involved

... Describe in detail the contractions in one specific area of activity and the muscle and movement types involved. The biceps curl: In this exercise there are three joints involved the shoulder, elbow and wrist. Then to do the action there is three movements upward, top and downward movement. Joints Movements Muscle Role Of Muscle Type of Contraction Upward movement Shoulder No Movement Deltoid Fixators Isometric Elbow Flexion Biceps Against (prime mover) Eccentric triceps Antagonist Eccentric Wrist No Movement Muscles in lower arm Fixators Isometric Top Shoulder No Movement Deltoid Fixator Isometric Elbow No Movement triceps Antagonist Eccentric Biceps Against (prime mover Wrist No Movement Muscles in lower arm Fixators Isometric Downward Shoulder No Movement Deltoid Fixator Isometric Elbow Extension triceps Antagonist Eccentric Biceps Against (prime mover Wrist No Movement Muscles in lower arm Fixators Concentric

want to read more? →