Counter-nutation | Brookbush Institute Glossary
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Counter-nutation

Counter-nutation - posterior rotation of sacrum relative to ilium, and/or anterior rotation of ilium relative to sacrum.
  • The pelvic floor muscles are examples of muscle that may counter-nutate the sacrum.
[caption id="attachment_126335" align="aligncenter" width="400"]Nutation and Counter-nutation of the Sacroiliac Joint Nutation and Counter-nutation of the Sacroiliac Joint[/caption]