Chapter 13: Lumbar Pelvic Hip Complex

Question 1

What are the key Muscles Associated with the LPHC:

Answer 1

Abdominal core complex
Adductor complex
Erector spinae
Gastrocnemius/soleus
Gluteus maximus and medius
Hamstrings complex
Hip flexors (psoas, rectus femoris)
Intrinsic core stabilizers
Latissimus dorsi
Tensor fascia latae (TFL)/IT-band

Question 2

What are the major joints of the LPHC?

Answer 2

ILIOFEMORAL JOINT
SACROILIAC JOINT
LUMBOSACRAL JOINT

Question 3

What classification of joint is the iliofemoral joint?

Answer 3

Ball and Socket

Question 4

What is associated with overactive/shortened hip extensors and underactivity of the hip flexors, spinal extensors, and latissimus dorsi?

Answer 4

Posterior Pelvic Tilt

Question 5

In the event of a low-back arch compensation, which of the following is most appropriate to lengthen?

Answer 5

Latissimus Dorsi

Question 6

In the event of an asymmetric weight shift compensation, which of the following is most appropriate exercise for integration?

Answer 6

Step-up to overhead cable press

Question 7

What are the common issues around LPHC?

Answer 7

1. Low Back Pain
2. Intervertebral Disc Injury
3. Sacroiliac Joint Dysfunction
4. Muscle Strains

Question 8

What percentage of the U.S. population reports reduced activity due to chronic back conditions?

Answer 8

35%

Question 9

Grade 1 (Mild Strain)-
Grade 2 ( Moderate Strain)-
Grade 3 (Severe Strain)-

Answer 9

Grade I- Few muscle fibers damaged
Mild weakness or normal strength
Grade II- Greater number of muscle fibers involved
Noticeable weakness
Grade III- Complete tear of muscle fibers
Pop or ripping sensation and severe pain, swelling, and discoloration
Loss of muscle function

Question 10

Foam rolling the posterior adductor magnus and hamstring complex helps to reduce tension in the tissues allowing for appropriate levels of which joint action to be achieved?

Answer 10

Hip Flexion

Question 11

Limited dynamic postural control, core muscle strength, and core muscle endurance are all significant risk factors for the development of which type of injury in the lower extremity?

Answer 11

overuse

Question 12

Decreased abdominal core neuromuscular control may contribute to which of the following positions of the lower extremity, which can lead to increased risk of knee injuries?

Answer 12

Knee Valgus

Question 13

The heels elevated modification of the overhead squat assessment places the ankle in a plantarflexed position. How may this effect the squat?

Answer 13

Reduces the influence of the foot and ankle complex on the squat movement

Question 14

Which of the following is another name for the ankle joint complex?

Answer 14

Talocrural joint

Question 15

Subjects with which of the following issues have been reported to demonstrate impaired postural control, delayed muscle relaxation, abnormal muscle recruitment patterns, and notably diminished transverse abdominis and multifidus activation?

Answer 15

Low Back Pain

Question 16

Scott demonstrates an excessive posterior pelvic tilt during the overhead squat assessment. Which of the following would be the most appropriate muscle to activate?

Answer 16

Erector Spinae

Question 17

What is the name of the structure in the ilium where the femoral head connects that helps deepen the socket?

Answer 17

Acetabulum

Question 18

At which joint might an increase in ROM serve as a preventative strategy by allowing the trunk to be more upright and minimizing shearing forces in the trunk?

Answer 18

Ankle

Question 19

Which internal tissue or structure can get irritated and lead to pain when herniated discs press against it?

Answer 19

Nerve