<prompt> Which block to described as spinal anesthesia of arm:-Interscalene blockSupraclavicular brachial plexus blockInfraclavicular blockAxillary block  <response>: Supraclavicular block is described as the spinal of the arm as if offers dense anesthesia of the brachial plexus for the surgical procedures at or distal to the elbow. Brachial plexus block Level interscalene approach targets routes supraclavicular targets trunks division infraclavicular targets cords Procedure Site Interscalene Supraclavicular Infraclavicular Axillary1 Shoulder2 3 Arm2 Elbow2 Forearm2 Hand2 