EX3; Mandible and TMJ Practical Images Flashcards Preview

May14 Oral Histology > EX3; Mandible and TMJ Practical Images > Flashcards

Flashcards in EX3; Mandible and TMJ Practical Images Deck (25):
1

What kind of ossification center is this

intramembranous

2

What kind of ossification center is this

endochondral

3

What is this image as a whole of (specifically the PDL)

growth site

4

What are these structures from Meckel's cartilage

1. incus

2. malleus

3. anterior mallelar ligament

4. sphenomandibular ligament

5. mylohyoid groove ligament

6. enclosed in anterior lingual part of developing mandible

5

What is this an image of

ossification center of a mandible half

6

1. tongue

2. meckel's cartilage

3. bone

4. lip

7

1. Meckel's cartilage

2. bone

8

1. epithelial buds

2. Meckel's cartilage

9

1. bone

2. Meckel's cartilage

10

The developing mandibular bone is in this region as depicted by the arrows

area of mental foramen

11

What do the red and black arrows represent

red; developing primary second molar bud

black; mylohyoid muscle attached to medial sides of Meckel's cartilages

12

What is the red arrow pointing to

the attachment of the mylohyoid on the medial Meckel's cartilage

13

1. malleus

2. incus

3. TMJ articular disc

4. condylar cartilage

14

What kind of joint is this

freely movable (fetal elbow)

note; the single joint cavity, incomplete disc, and cartilage articular surfaces

15

A; soft connective tissue articulating surfaces

B; two joint cavities

C; complete articular disc

16

T; temporal bone

D; disc

C; condyle

P; lateral pterygoid

E; articular eminence

17

What do the arrows represent

red = semilunar ganglion

blue = blastama of TMJ

black = mandibular bone

18

1. temporal bone

2. blastema; TMJ

3. mandible bone

4. Meckel's cartilage

5. lateral pterygoid

6. semilunar ganglion

19

articular disc

20

1. temporal bone

2. articular disc

3. cavitation of joint

4. articualr surface

5. condylar cartilage

6. lateral pterygoid

21

1. articular disc

2. lower joint caivty

3. articular surface

4. condylar cartilage

22

Which one of the condyles is of an adult older than 25 years, top or bottom?

bottom; note the bone tissue and absence of bone marrow

23

Identify the labels and the age of this TMJ

1. articular dics

2. articular surface

3. compact bone

over 25, due to compact bone replacing cartilage

24

Which of these is from an individual 25 or younger, top or bottom

bottom

note; the hyaline cartilage and bone marrow

25

Which of these is the older/younger

left = young

right = old