Quiz on Lower Extremity Advancement

What is a common cause of hyperextension of the knee at midstance?

• Weak quads

• Strong quads

• Weak hip flexors

• Strong hip flexors

What can be provided to facilitate a "soft knee" in patients with hyperextension of the knee at midstance?

• Assist to popliteal space

• Assist to quadriceps

• Assist to hip flexors

• Assist to hamstrings

What is a common cause of toe drag during gait?

• Weak quads

• Weak anterior tibs or hip flexors

• Weak hamstrings

• Weak glutes

Which intervention is suggested to facilitate hip flexors in cases of toe drag?

• Provide assist at quads

• Strengthen hamstrings

• Facilitate hip flexors with tapping

Which of the following can contribute to lack of weight shift to the strong side prior to swing?

• Visual impairments

• Enhanced proprioception

• Improved midline orientation

• Increased balance

In which direction should facilitation be applied to unweight the weak side?

• Toward the weak side

• Toward the strong side

• Toward the midline

• Toward the back

What is typically decreased in patients with lack of weight shift to the strong side prior to swing?

• Proprioception

• Vision

• Balance

• Strength

What is a common cause of decreased step length on the affected side?

• Weak hip extensors

• Weak hip abductors

• Weak hip flexors

• Weak knee extensors

Which muscle group should be strengthened to improve knee stability during stance phase?

• Quadriceps

• Hamstrings

• Hip flexors

• Gluteus maximus

What is a common intervention to address foot drop during gait?

• Strengthening the quadriceps

• Using an ankle-foot orthosis (AFO)

• Strengthening the hamstrings

• Using a knee brace