Which of the following movement patterns could contribute to the loss of sacroiliac joint stability?
a. Femoral medial rotation during lower extremity loading activities.
b. Lumbar spine extension during Lower extremity loading activities.
c. Femoral lateral rotation during lower extremity loading activities. While playing on her swing set, 10-year-old Sally falls and breaks her right leg. At the emergency room, the doctor tells her parents that the proximal end of the tibia where the epiphysis meets the diaphysis is fractured. The fracture is properly set and eventually heals. During a routine physical when she is 18, Sally learns that her right leg is 2 cm shorter than her left, probably because of her accident. What might account for this difference?

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