Why is musculocutaneous nerve missed with infraclavicular block?

The musculocutaneous nerve is blocked d/t to the cords being blocked. There are type of surgeries may an infraclavicular brachial plexus block be used for forearm, arm, and hand. There is an increased/decreased risk of uncontrollable bleeding with the infraclavicular approach, there is an increased risk of haemorrhaging if the subclavian artery is punctured d/t inability to apply pressure to tamponade the bleeding.