Adductor Pollicis

• O (origin):

  Oblique head:

  • Tendon of flexor carpi radialis
  • base of 2nd, 3rd, 4th metacarpals
  • trapezoid
  • capitate

  A) Adductor Pollicis

  B) oblique head

  
• O (origin):

  Transverse head:

  • Anterior surface of shaft of 3rd metacarpal

  A) Adductor Pollicis

  B) transverse head

  
• R (direction):

  • Laterally

  A) Adductor Pollicis

  
• I (insertions):

  • Both heads insert into medial side of base of proximal phalanx of thumb

  A) Adductor Pollicis

  
• A (actions):

  • Thumb adduction and opposition

  A) Adductor Pollicis

  
• NS (nerve supply):

  • Deep branch ulnar nerve (C7 - T1)

  A) Adductor Pollicis