t Lab Assignment Lab 8 8 Drag the appropriate labels to their respective targets Superior trunk Radial nerve Inferior trunk Lateral cord Humerus Ulna Axillary nerve Clavicle Radius Median nerve NERVE Ulnar nerve Medial cord Middle trunk NERVE ROOTS G C branch of the posterior cord G T continuation of the posterior cord G G continuation of the lateral cord G T from the fusion of the medial and lateral cords CT continuation of the medial cord Musculo cutaneous nerve Posterior cord STRUCTURES INNERVATED Motor to the deltoid and teres minor musdes Sensory to the skin over the deltoid Reset Hel Motor to the triceps brachii brachioradialis and the extensor muscles of the forearm and digits Sensory to the posterior arm and forearm posterior thumb and posterior second third and lateral half of the fourth digits Motor to the biceps brachii coracobrachialis and brachialis muscles Sensory to the lateral forearm Motor to most of the musdes that flex the wrist and digits and certain muscles of the hand Sensory to the anterior thumb and the anterior second third and lateral side of the fourth digits Motor to certain forearm flexors and most of the intrinsic hand muscles Sensory to the fifth digit and the medial half of the fourth digit