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Innervation (Spinal nerves (6-8 rootlets converge to from dorsal and…

- - - - Continues into hand through carpal tunnel
        
        Innervates, Three thenar muscles, two lateral lumbrical muscles and some of hand
  - - - Innervates intrinsic muscles of hand except median ones
  - - - - Innervates: all muscles in posterior compartment of arm and forearm
    - - Bifuricates:
        
        Deep, mostly motor
        
        Superficial: sensory,
        
        laterally and posteriorly to enter hand
- - - - L2, 3 and 4
      - Innervates: anterior compartment thigh
      - Abodmen, inguinal ligament, anterior thigh
      - Innervates skin over anterior thigh, anteromedial knee, medial leg and medial foot
    - - Pelvis, greater sciatic foramen, gluteal region
      - posterior compartment of thigh
        
        Common fibular
        
        Tibial
      - L4-S3: LARGEST NERVE
      - Innervates:
        All muscles posterior thigh
        Part adductor magnus
        All muscles leg
        All muscles foot
        
        Skin lateral side leg and sole of foot
- - - - Somatic:
        
        Involuntary and voluntary muscle contraction
      - Autonomic:
        
        Regulates smooth muscle, cardiac muscle and glandular secretions
- - - - Somatic
        
        motor innervation of all skeletal muscles
      - Autonomic
        
        Motor innervstion of smooth muscle, cardiac muscle and glands
- - - - BP
        
        Innervates:
        
        pectoral girdle and upper limb
        
        Originates from:
        
        Large bundles of axons contributed by one or more spinal nerves called trunks
        
        Smaller branches originating at trunks called cords