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Questions and Answers
What is the primary function of the lumbar spine?
What is the primary function of the lumbar spine?
- Supporting the lower extremities
- Controlling movement in the frontal plane
- Protecting the spinal cord
- Transmitting force of the upper body to the lower extremities (correct)
How many pairs of facet joints are present in the lumbar spine?
How many pairs of facet joints are present in the lumbar spine?
- 3 pairs
- 6 pairs
- 4 pairs
- 5 pairs (correct)
What is the primary function of the ligamentum flavum in the spine?
What is the primary function of the ligamentum flavum in the spine?
- Restricting flexion (correct)
- Controlling extension
- Assisting in lateral flexion
- Restricting rotation
In which position is the lumbar spine midway between flexion and extension?
In which position is the lumbar spine midway between flexion and extension?
What is the role of the iliolumbar ligament in the pelvis?
What is the role of the iliolumbar ligament in the pelvis?
Which part of the facet joint provides restriction from anterior shear in the lumbar spine?
Which part of the facet joint provides restriction from anterior shear in the lumbar spine?
What is the defining characteristic of mechanical low back pain?
What is the defining characteristic of mechanical low back pain?
Which condition involves pain from nerve injury and may result from a herniated disc impinging on a nerve root?
Which condition involves pain from nerve injury and may result from a herniated disc impinging on a nerve root?
What does centralization of pain refer to in the context of low back pain?
What does centralization of pain refer to in the context of low back pain?
In non-mechanical low back pain, which area is the pain dominant?
In non-mechanical low back pain, which area is the pain dominant?
What is a characteristic feature of central stenosis as mentioned in the text?
What is a characteristic feature of central stenosis as mentioned in the text?
What does neurogenic intermittent claudication involve?
What does neurogenic intermittent claudication involve?
What movement provides relief in inflammatory leg dominant non-mechanical low back pain?
What movement provides relief in inflammatory leg dominant non-mechanical low back pain?
What is the main function of the annulus fibrosis in the lumbar disc?
What is the main function of the annulus fibrosis in the lumbar disc?
What happens to the water-binding capacity of the nucleus pulposus with age?
What happens to the water-binding capacity of the nucleus pulposus with age?
Which part of the lumbar disc allows fluid to move between the disc and vertebral body?
Which part of the lumbar disc allows fluid to move between the disc and vertebral body?
What is the most common site for nerve root problems in the lumbar region?
What is the most common site for nerve root problems in the lumbar region?
Which muscle group/system actively stabilizes the pelvic joints and assists in load transfer during gait and activities?
Which muscle group/system actively stabilizes the pelvic joints and assists in load transfer during gait and activities?
What is the main function of the sacroiliac joint (SIJ)?
What is the main function of the sacroiliac joint (SIJ)?
What is the most common cause of pain associated with nerve root compression?
What is the most common cause of pain associated with nerve root compression?
What type of injury at the sacroiliac joint can result from sudden jarring or lifting and twisting involving the lumbar spine?
What type of injury at the sacroiliac joint can result from sudden jarring or lifting and twisting involving the lumbar spine?
What is the characteristic presentation of spondylosis?
What is the characteristic presentation of spondylosis?
What is a possible cause of avulsion fractures of the pelvis?
What is a possible cause of avulsion fractures of the pelvis?
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