en:median-nerve

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MEDIAN NERVE

  • formed by two heads in axilla
    • Course of median nerve ( segments)
      • lies anterior to 3rd part of axillary artery
        • crosses artery from lateral to medial
      • in cubital fossa
        • lies medial to brachial artery
          • passes under biceps
          • on to or medial to brachialis
      • in Forearm
        • then between two heads of pronator teres
        • under fibrous arch of flexor digitorum superficialis with ulnar artery
          • emerges from lateral border
          • lies between tendons of flexor carpi radialis and palmaris longus
        • branches in forearm
      • in hand
        • passes deep to flexor retinaculum to reach palm of hand
        • branches in hand
          • sensory
            • palmar cutaneous branch leave median nerve above wrist
              • runs superficial to flexor retinaculum
                • supply lateral palm skin
          • motor
            • lateral 2 lumbricals
            • abductor pollicis brevis
            • opponens pollicis
            • flexor pollicis brevis

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  • en/median-nerve.1687345841.txt.gz
  • 2023/06/21 11:10
  • brahmantra