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Spinal Final > Ligaments > Flashcards

Ligaments Flashcards

1
Q

What is the function of the anterior longitudinal ligament?

A

it breaks or limits doors-flexion or hypertension of the vertebral column

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2
Q

What was ossification of the anterior longitudinal ligament in the lumbar region identified as?

A

Forestier’s Disease

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3
Q

What is ossification of the anterior longitudinal ligament in the lumbar region now identified as?

A

Diffuse Idiopathic Skeletal Hyperostosis or DISH

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4
Q

What is the innermost layer of the posterior longitudinal ligament called?

A

the perivertebral ligament

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5
Q

What is the function of the posterior longitudinal ligament?

A

it brakes or limits flexion of the vertebral column

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6
Q

Where is ossification of the posterior longitudinal ligament most commonly identified?

A

the cervical spine with an 80% incidence

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7
Q

What is the clinical sign of posterior longitudinal ligament ossification in the cervical spine?

A

a loss of hand and finger dexterity

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8
Q

What is the clinical sign of posterior longitudinal ligament ossification in the lumbar spine?

A

faltering gait

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9
Q

What is the gender, age, and ethnic bias associated with ossification of the posterior longitudinal ligament?

A

greater in males over 50 and has a higher incidence in the Japanese

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10
Q

In which region of the spine will the ligamentum flavum be paired?

A

the lumbar spine

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11
Q

What is the name given to the ligamentum flavum based on appearance and histology?

A

it is a yellow elastic ligament

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12
Q

What is now thought to be a major function of the ligamentum flavum?

A

it is an early prime factor in extension of the vertebral column

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13
Q

Where is ossification of the ligamentum flavum most commonly identified?

A

the thoracic spine or thoracolumbar transition zone

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14
Q

What regions of the vertebral column demonstrate the greatest laxity of capsular ligaments?

A

the cervical and lumbar regions

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15
Q

If the zygapophyseal capsular ligament is not significantly involved in restricting motion what is its’ function?

A

probably involved in proprioceptive feedback to the muscles stabilizing the vertebral couple during movement

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16
Q

What is now thought to be a major function of the interspinous ligament?

A

it is more likely a proprioceptive transducer for the spinal reflex

17
Q

What are the names given to the superficial and deep layers of the ligamentum nuchae, respectively?

A

funicular layer and lamellar layer

18
Q

What are the attachment sites for the superficial layer of the ligamentum nuchae?

A

the external occipital protuberance, external occipital crest, and spinous tubercle of C7

19
Q

What is the histological make-up of the human ligamentum nuchae?

A

it is a yellow elastic ligament, but has more collagen fibers that in quadrupeds

20
Q

What its he primary yellow elastic or elastic ligament of the spine?

A

ligamentum flavum

21
Q

What is the classic function of the human ligamentum nuchae?

A

it brakes or limits flexion of the cervical spine

22
Q

What is the termination level inferiorly for the supraspinous ligament according to current literature?

A

primarily at L4 (73%); between L4 and L5 (5%)

23
Q

Where is the supraspinous ligament said to be best developed?

A

in the lumbar spine

24
Q

What is now thought to be a major function of the supraspinous ligament?

A

it is a proprioceptive transducer for the spinal reflex

25
Q

What is the status of the cervical intertransverse ligament?

A

it is said to be paired with an anterior and posterior intertransverse ligament present

26
Q

What part of the intertransverse ligament in the lumbar spine covers the IVF?

A

the ventral slip

27
Q

What part of the intertransverse ligament in the lumbar spine divides the body wall into an anterior muscular compartment and a posterior muscular compartment?

A

the dorsal slip

Spinal Final (23 decks)

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