Module 4

Question 1

Lamina Dura is also called _______ or ______?

Answer 1

Alveolar Bone Proper

Cribiform Plate

Question 2

The alveolar bone proper lines the _____?

Answer 2

tooth socket

Question 3

The alveolar bone proper only exists when?

Answer 3

there is a tooth present

Question 4

Tooth loss = _______ of alveolar bone proper?

Answer 4

atrophy

Question 5

What are the small perforations in the lamina dura called?

Answer 5

Volkmann Canals

Question 6

The cancellous bone lies?

Answer 6

between facial/lingual cortical bone and the lamina dura.

Question 7

Cancellous Bone is also called?

Answer 7

spongy/medullary bone

Question 8

The cancellous bone forms _____ for alveolar bone proper and is ______ like?

Answer 8

support

lattice

Question 9

What forms the outer external facial and lingual plates of bone?

Answer 9

Compact bone/Cortical plate

Question 10

The _____ is formed when facial and lingual cortical plates join?

Answer 10

alveolar crest

Question 11

The ________ usually has thicker Cortical Plates?

Answer 11

Mandible

Question 12

What are 2 common defects found in the cortical plates?

Answer 12

fenestrations

dehiscence

Question 13

What covers the outer surface of the alveolar bone?

Answer 13

periosteum

Question 14

The______ _____ is an indicator of periodontal health?

Answer 14

Crestal Contour

Question 15

The Alveolar Crest (kids) is _____ mm apical to the CEJ?

Answer 15

0.75-1.5

Question 16

The Alveolar Crest (adults) is _____mm apical to the CEJ?

Answer 16

1.5-2.0

Question 17

An isolated area where the root is “viewed through a window” of bone is termed a?

Answer 17

fenestration

Question 18

A denuded area extending through the marginal bone is termed a?

Answer 18

Dehisence

Question 19

What is needed to address/correct a fenestration or a dehiscence?

Answer 19

Periodontal Therapy

Question 20

_____ are bone forming cells?

Answer 20

Osteoblasts

Question 21

_____ are bone resorbing cells?

Answer 21

Osteoclasts

Question 22

The nerve supply to the periodontium is via the _______ Nerve?

Answer 22

Trigeminal (V)

Question 23

The teeth and the PDL on the Maxillary arch are innervated by the?

Answer 23

PSA, MSA, ASA

Question 24

The teeth and the PDL on the Mandibular arch are innervated by the?

Answer 24

Inferior Alveolar Nerve

Question 25

The Gingiva of the Maxillary arch are innervated by the?

Answer 25

PSA, MSA, ASA, Infraorbital, GP, NP

Question 26

The Gingiva of the Mandibular arch are innervated by the?

Answer 26

Mental, Buccal, and Sublingual branches of the Lingual nerve