Anatomy Musculocutaneous nerve is injured at the lateral cord of brachial plexus, positive clinical findings would be : A Loss of flexion at shoulder B Sensory loss on the radial side of the forearm C Loss of extension of forearm D Loss of extension of the wrist 💡 Explanation Musculocutaneous nerve is injured at the lateral cord of brachial plexus, positive clinical findings would be : ✓ Correct Answer: B. Sensory loss on the radial side of the forearm