Anatomy A knife wound to the neck damages the posterior cord of the brachial plexus. Which of the following muscles would be most likely to be paralyzed? A Deltoid B Flexor carpi ulnaris C Flexor digitorum superficialis D Flexor pollicis brevis 💡 Explanation A knife wound to the neck damages the posterior cord of the brachial plexus. Which of the following muscles would be most likely to be paralyzed? ✓ Correct Answer: A. Deltoid