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Mnemonic

Frontalis Muscle Attachment

Mnemonic for the unique bone-free attachment of frontalis.

Anatomy Head and Neck
Expansion

Frontalis raises the brow in surprise, no bone beneath it, just skin that flies

Expansion

  • Action - raises the eyebrows, wrinkles the forehead
  • Attachment - blends into the galea aponeurotica, no bony origin