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