Concerning Brachial plexus, which of the following facts are true:: (A) Formed by spinal nerve C5 - T1, (B) Most common site of injury is upper trunk, (C) It is surrounded by fascia derived from preveebral fascia, (D) All
Answer is D. A, B, C i.e. Formed by spinal nerve C5 - T1, Most common site of injury is upper trunk , Injury may occur during breech delivery, & Lower trunk injury results in hand deformity