Vertebral Ligaments Flashcards Preview

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Flashcards in Vertebral Ligaments Deck (20)
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1
Q

What area does the ALL cover?

A

The sacrum to the basal part of the occiput

2
Q

Is the ALL weaker or stronger than the PLL?

A

Stronger

3
Q

What does the ALL prevent?

A

Hyperextension

4
Q

What area does the PLL cover?

A

Extends from C2 to the sacrum

5
Q

Above C2 the PLL is called what?

A

Tectorial membrane

6
Q

What does the PLL prevent?

A

Hyperflexion

7
Q

Where does the supraspinous ligament attach?

A

Tips of the spinous process

8
Q

Beyond C7 what is the supraspinous ligament called?

A

Ligamentum Nuchae

9
Q

What does the supraspinous ligament prevent?

A

Hyperflexion

10
Q

What area does the interspinous ligament prevent?

A

Between the spinous processes of adjacent vertebra

11
Q

What does the interspinous ligament prevent?

A

Posterior translation and limits flexion

12
Q

What area does the ligamentum flavum cover?

A

The lamina of adjacent vertebra

13
Q

What does the ligamentum flavum limit?

A

Limits flexion and prevents buckling in extension

14
Q

What area does the intertransverse ligament cover?

A

Between the transverse processes

15
Q

What does the intertransverse ligament limit?

A

Lateral bending

16
Q

Where does the alar ligament attach?

A

The posterolateral aspect of the dens to the occipital condyles

17
Q

What does the alar ligament limit?

A

Limits axial rotation contralaterally

18
Q

Where does the apical ligament attach?

A

Apex of the dens to the anterior aspect of the foramen magnum

19
Q

What does the apical ligament limit?

A

Flexion and extension of C2

20
Q

Where does the cruciate ligament attach?

A

Transverse atlantal portion - via small tuberclesSuperior longitudinal - to the anterior lip of the foramen magnumInferior longitudinal - to the body of C2