EX1; Practical Images - Face Development and Odontogenesis

Question 1

Answer 1

1. median nasal process
2. right lateral nasal process
3. left lateral nasal process
4. right maxillary process
5. left maxillary process
6. right mandibular process
7. left mandibular process

Question 2

What do the numbers represent and the red arrows?

Answer 2

1. median nasal process
2. maxillary process
3. mandibular process
4. eye
5. nostril
6. stomodeum

red arrows = grooves between the maxillary and median nasal process

Question 3

Answer 3

tongue positioned in the stomodeum

Question 4

Answer 4

1. stomodeum
2. tongue
3. future nasal cavity
4. primary palate
5. nasal septum
6. palatine fold

Question 5

Answer 5

1. tongue
2. palatine folds
3. nasal septum

Question 6

Answer 6

1. palatine folds
2. tongue

Question 7

Answer 7

1. nasal septum
2. palatine folds

Question 8

Answer 8

1. nasal septum
2. palatine folds
3. tongue

Question 9

What is the mesenchymal tissue origin of these locations

Answer 9

1. median nasal process
2. maxillary facial process

Question 10

Answer 10

nasal septum
tongue
palatine folds

Question 11

Answer 11

palatine folds
tongue

Question 12

Answer 12

priamry palate
nasal septum
palatine folds

Question 13

Answer 13

1. vestibular lamina
2. primary dental lamina

Question 14

Answer 14

1. primary dental lamina
2. vestibular lamina
3. Meckel’s cartilage
   ? = tongue

Question 15

Answer 15

1. fusion of nasal septum, palatine processes, and pirmary palate
2. primary dental lamina
3. vestibular lamina

Question 16

Answer 16

1. vestibular lamina
2. primary dental lamina

Question 17

Answer 17

1. vestibular lamina
2. epithelial bud stage

Question 18

Answer 18

1. tongue
2. primary dental lamina
3. epitheila bud
4. vestibular lamina

Question 19

Answer 19

1. vestibular lamina
2. epithelail cap
3. Meckel cartilage

Question 20

Answer 20

1. vestibular lamina
2. primary dental lamina
3. epithelial cap
4. enamel knot

Question 21

What stage is this

Answer 21

epithelial bell (organ) stage

Question 22

Answer 22

1. inner epitheial layer
2. stratum intermedium
3. stellate reticulum
4. outer epitheial layer

Question 23

Answer 23

1. enamel organ
2. dental papilla
3. dental follicle

Question 24

Answer 24

1. enamel organ
2. dental papilla
3. dental follicle

Question 25

Answer 25

1. odontoblasts
2. ameloblasts

Question 26

Answer 26

1. pulp
2. dentin
3. enamel
4. ameloblasts

Question 27

Answer 27

1. reduced enamel epithelium

Question 28

Answer 28

1. inner epithelial layer
2. cervial loop
3. outer epithelail layer

Question 29

This was what part of the tooth germ and what 2 formative (blast) cell types arose from its stem cells

Answer 29

dental papilla
fibroblast and odontoblast

Question 30

This was what part of the tooth germ and what 3 formative (blast) cell types arose from its stem cells?

Answer 30

dental follicle
osteoblast, fibroblast, cementoblast

Question 31

Identify the epithelail stage of odontogenesis

Answer 31

epithelial bud

Question 32

Identify the epithelail stage of odontogenesis

Answer 32

epithelial cap

Question 33

Identify the epithelial stage of odontogenesis

Answer 33

primary dental lamina

Question 34

Identify the epithelail stage of odontogenesis

Answer 34

enamel (bell) organ

Question 35

Answer 35

1. inner epithelial layer
2. stratum intermedium
3. stellate reticulum
4. outer epitheilial layer

Question 36

Answer 36

1. enamel organ
2. dental papilla
3. dental follicle

Question 37

The dental papilla is on which side of the image

Answer 37

right; note the clear acellular layer (future (DEJ)

Question 38

Answer 38

secondary dental lamina