ALPHA
#ENT #MSK

Head and Neck

evan Jan. 20, 2024
  • Digastric anterior belly supplied by CN V3
  • Digastric posterior belly supplied by CN VII
  • Both insert onto intermediate tendon
  • Lateral rectus inv. abducens CN VI
  • Origin of rectus muscles common tendinous ring
  • Origin of oblique muscles sphenoid (sup) and orbital floor (inf)
  • Superior oblique - depresses, abducts and medially rotates
  • Inferior oblique - elevates, abducts and laterally rotates

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