Lumbosacral Motion
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Sacral flexion is a nodding movement of the sacrum between the innominates, with the sacral base moving?
Posterior nutation is a nodding movement of the sacrum between the innominates, with the sacral base moving?
In the absence of dysfunction, with the lumbar spine in the neutral position, L5 will move in a direction opposite to the direction that the sacrum is moving.
If the sacrum rotates to the right and side bends to the left, the lumbar vertebrae will?
If the sacrum rotates to the left and side bends to the right, the lumbar vertebrae will?