periodontal ligament

Question 1

where does periodontal ligament develop from?

Answer 1

Dental Follicle

Question 2

Organisation of Principal Fibres which are named according tom location? (5)

Answer 2

Crestal
Horizontal
Oblique
Apical
Inter-radicular

All are termed the principal fibres of the
periodontal ligament

Question 2

what are the functions of the periodontal ligament?

Answer 2

1. supportive
2. sensory
3. nutritive

Question 3

what does aging cause within the periodontal ligament?

Answer 3

Gradual decrease in number of cells and cell activity
cementum and alveolar bone become scalloped

Question 4

what are the clinical considerations for the periodontal ligament?

Answer 4

chronic inflammatory periodontal disease

dental plaque which results in the destruction and loss of ligament tissue and adjacent alveolar bone
This process can cause periodontal pocket which results in Loss of attachment which will expose the root, increase mobility and can lead to tooth loss

Question 5

what is the name for the arranged fibres of the periodontal ligament?

Answer 5

interstitial fibres

Question 6

what is the width of the periodontal ligament?

Answer 6

0.2

Question 7

the plate of bone which lines tooth socket is called?

Answer 7

lamina dura