Straight Punch Stance

Shoulder Girdle
Left: Retraction (Isometric) Rhomboids
Right: Retraction (Isometric) Rhomboids

Shoulder Joint
Left: Neutral
Right: Neutral

Elbow Joint
Left: Flexion (Isometric) Biceps Brachii, Brachialis, Brachioradialis
Right: Flexion (Isometric) Biceps Brachii, Brachialis, Brachioradialis

Wrist Joint
Left: Neutral
Right: Neutral

Hand
Left: (Isometric) Flexor Digitorum Profundus, Flex. Dig. Superficialis, Flexor Pollucis Longus
Right: (Isometric) Flexor Digitorum Profundus, Flex. Dig. Superficialis, Flexor Pollucis Longus