Sacroiliac Joint

Question 1

Sacral Nutation =
______ Sacral Tilt
______ Iliac Tilt

Answer 1

anterior

posterior

Question 2

Sacral nutation is associated with an ________ glide

Answer 2

inferoposterior

Question 3

Nutation is associated with ____ of the lumbar spine

Answer 3

extension

Question 4

Nutation loads which pelvic ligaments?

Answer 4

interosseous and sacrotuberous

Question 5

Sacral nutation _____ SI joint compression and _____ lumbar lordosis

Answer 5

increases

increases

Question 6

Sacral Counternutation =
______ Sacral Tilt
______ Iliac Tilt

Answer 6

posterior

anterior

Question 7

Sacral counternutation is associated with an ________ glide

Answer 7

anterosuperior

Question 8

Counternutation is associated with ____ of the lumbar spine

Answer 8

flexion

Question 9

Counternutation loads which pelvic ligament?

Answer 9

long dorsal sacral ligament

Question 10

Sacral nutation produces SI ______ and _____ lumbar lordosis

Answer 10

instability

decreases

Question 11

What are the 6 predictive tests for the SIJ?

Answer 11

• SIJ compression
• SIJ distraction
• femoral shear
• sacral provocation
• Gaenslen’s test (right and left)

Question 12

If a patient has _ or more of these predictive variables it indicates a moderate shift in probability that patient’s back, buttock, and leg pain is arising from SIJ

Answer 12

3

Question 13

What is defined as a positive response to therapy?

Answer 13

> 50% improvement on modified ODI

Question 14

Excessive anterior tilt of the pelvis is associated with weak ______ and strong/tight _______

Answer 14

lumbar extensors

hip flexors

Question 15

Excessive posterior tilt of the pelvis is associated with weak ______ and strong/tight _______

Answer 15

abdominals

hip extensors

Question 16

When does sacral counternutation occur?

Answer 16

when sitting and laying down on back

Question 17

Does counternutation lock or unlock the facets?

Answer 17

Unlock