A nerve block is a form of regional anesthesia. Peripheral nerve blocks (PNBs) entail the injection of corticosteroids, local anesthetics, neurolytic agents and/or. sclerosing agents into or near peripheral nerves resulting in the temporary. interruption of conduction of impulses in peripheral nerves or nerve trunks. (somatic and sympathetic nerves).
Lex Barker trades his Tarzan loincloth for buckskins in the Universal western Yellow Mountain. Barker stars as gold prospector Andy Martin, who has a serious falling out with his partner Pete Menlo (Howard Duff) over the affections of pretty Nevada Wray (Mala Powers).
Frank Ross (John Pickard) is murdered by his hired hand, Tom Chaney (Jeff Corey) in Fort Smith, Arkansas. Ross' daughter, Mattie (Kim Darby), hires aging U.S. Marshal Reuben Rooster J. Cogburn (John Wayne) to bring Chaney in. Mattie has heard that Cogburn has true grit. She gives him a down payment to track and capture Chaney, who has taken up with Lucky Ned Pepper (Robert Duvall) in Indian Territory (Oklahoma).