Lumbar Spine And Pelvis

Question 1

Flexion

Answer 1

Inferior articular process moves anterior/superior

Superior tilt abs glide of VT body

Question 2

Extension

Answer 2

Inferior articular process moves posterior/inferior

Inferior tilt and glide of the VT body

Question 3

Lateral flexion (side bend)

Answer 3

Ipsilateral inferior articular process moves inferior and posterior

Contra lateral inferior process moves superior and anterior

Coupled motion of ipsilateral rotation towards the side of lateral flexion

Question 4

Rotation

Answer 4

Ipsilateral inferior articular process moves medial

Contralateral inferior process moves lateral

Question 5

Nutation

Answer 5

Moves inferiorly and anteriorly while coccyx moves posteriorly

Question 6

Counternuation

Answer 6

Moves upward and posteriorly while coccyx moves anteriorly