At this point in the bounce pass, the ball has left your hands and your arms are fully extended. Your thumbs are facing down after the release of the ball for accuracy. Your palms are open and fingertips are extended to get the maximum force on the ball. At this point your step is complete and feet are even.
Shoulder Joint
(L)-Flexion (concentric)- anterior deltoid, upper pectoralis major
(R)-Flexion (concentric)- anterior deltoid, upper pectoralis major
Shoulder Girdle
(L)- elevation/upward rotation- (c)- levator scapulae, serratus anterior, upper and middle trapezius, rhomboids.
(R)-elevation/upward rotation- (c)- levator scapulae, serratus anterior, upper and middle trapezius, rhomboids.
Elbow and Radioulnar Joints
(L)- Full extension, Pronation (c)- pronator teres, pronator quadratus, triceps brachii, anconeus
(R)- Full extension, Pronation (c)- pronator teres, pronator quadratus, triceps brachii, anconeus
Wrist and Hand Joint
(L)- Slightly extended wrist. Flexor carpi radialis, palmaris longus, flexor carpi ulnaris- eccentric contraction
extensor carpi ulnaris, extensor carpi radialis, extensor carpi radialis- concentric
(R)- Slightly extended wrist. Flexor carpi radialis, palmaris longus, flexor carpi ulnaris- eccentric contraction
extensor carpi ulnaris, extensor carpi radialis, extensor carpi radialis- concentric
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