Question

when performing an adjustment for a left sacral base anterior inferior (l-sb-ai) restriction, which segmental contact point would you use? left sacral apex right psis left psis right sacral apex

Explanation:

For a left sacral base anterior inferior (L-SB-AI) restriction, the contact point targets the contralateral posterior superior iliac spine (PSIS) to create the necessary leverage to correct the restriction. The right PSIS provides the appropriate mechanical advantage to adjust the left sacral base.

Answer:

Right PSIS