Question

how should the right sacral base move during right sacroiliac flexion?
a) posterior-inferior
b) posterior-superior
c) anterior-superior
d) anterior-inferior

Explanation:

During right sacroiliac flexion, the right sacral base moves in an anterior-inferior direction to accommodate the flexion motion of the sacroiliac joint, allowing for the necessary pelvic and spinal movement.

Answer:

d) anterior-inferior