The lumbar and cervical spinal curvatures are lordotic kyphotic( lordotic, kyphotic ). The thoracic and sacral spinal curvatures are kyphotic lordotic( kyphotic, lordotic ).

Anterior pelvic tilt exaggerates flattens( exaggerates, flattens ) the lumbar lordotic curve and puts pressure on the facet joints intervertebral discs( facet joints, intervertebral discs ).
Posterior pelvic tilt flattens exaggerates( flattens, exaggerates ) the lumbar lordotic curve and puts pressure on the intervertebral discs facet joints( intervertebral discs, facet joints ).

The dermatomes for the lower legs are:
L1-L5 S1-S2 S3-S5( L1-L5, S1-S2, S3-S5 ) supply the anterior leg, dorsal and plantar foot
S1-S2 L1-L5 S3-S5( S1-S2, L1-L5, S3-S5 ) supply the posterior leg
S3-S5 L1-L5 S1-S2( S3-S5, L1-L5, S1-S2 ) supplies the buttocks