Maxilla and Mandible Flashcards Preview

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Flashcards in Maxilla and Mandible Deck (17):
1

During the second month, the Neurocranium consist of ___ and _____

Chondrocranium - base of skull, otic and nasal capsules
Desmocranium - lateral walls and roof of cranium

2

Skull develops by _____ and _____ ossification

Endochondral (base of skull)
Intramembranous (upper face, most mandible)

3

Maxilla has _____ ossification center

Single

4

Mandible at 6th week appears as bilateral structure ______ to _______

Lateral
Meckel's Cartilage

5

Cartilage that forms mandibular symphysis is _____

CT

6

During the 2nd month both Maxilla and Mandible will form _______

Grooves containing tooth germs

7

Alveolar Plates grow rapidly at free border and during _______ develop into alveolar process

Tooth eruption

8

The Alveolar Crest is formed from two _______ and the ______

Buccal and Lingual Cortical/Compact Plates
Alveolar Bone Proper

9

Alveolar Bone Proper lines _____ and is the _______

the tooth socket
attachement for PDL

10

Alveolar Bone Proper contains both _____ and ______

Bundle Bone (collagen with Sharpey's fibers)
Lamellar Bone (layered bone with osteons)

11

______ is the central core of alveolar process

Spongy Bone (trabeculated)

12

Type 1 Spongy Bone is _____ and found in ______

Horizontal
Mandible

13

Type 2 Spongy Bone is ______ and found in _______

Irregular
Maxilla

14

Osteoclasts are responsible for ______ while Lysosomes and Proteases will _______

Decalcification
Degrade the Matrix

15

Bone is resorbed on ____ side and deposited on ____ side

Mesial
Distal

16

A cementing line that is outlined by Howship's lacunae is

Reversal Line

17

A cementing line that corresponds to rest period of bone growth

Resting Line