Relier Pairs Upper Extremities MusclesVersion en ligne Match the principle muscles of upper extremities with their short descriptions. par Kristie Borgheiinck 1 Deltoid 2 Teres major 3 Pectoralis minor 4 Serratus anterior 5 Pectoralis Major 6 Triceps Brachii 7 Latissimus Dorsi 8 Brachioradialis 9 Trapezius 10 Biceps Brachii Flexes the elbow (connects humerus to radius) Adducts and flexes the arm across chest; pulls shoulder forward and downward (upper chest anterior to humerus) Extends & adducts arm behind back (middle to lower back) moves scapula forward; aids in raising arm (below axilla on side of chest to scapula) Extends forearm (posterior arm to ulna) Raises and lowers shoulder and pulls it back; rotates scapula; extends head (upper back & neck) beneath major extends the humerus and adducts and rotates the arm (connects scapula to humerus) Flexes forearm and supinates hand (anterior arm to radius) Abducts the arm (covers shoulder joint)