Anatomy - Outcome 3 & 4 Practice Quiz Questions

Question 1

Tooth development begins during which week of embryonic development?

Answer 1

6th Week

Question 2

The first stage of tooth development is called the:

Answer 2

Initiation Stage

Question 3

The dental lamina gives rise to which structures?

Answer 3

Enamel Organ

Question 4

Which cells are responsible for forming dentin?

Answer 4

Odontoblasts

Question 5

Which structure in the developing tooth with eventually form the enamel?

Answer 5

Enamel Organ

Question 6

The cap stage is marked by the formation of the:

Answer 6

Dental Papilla

Question 7

The bell stage of tooth development involves the differentiation of which cells into ameloblasts?

Answer 7

Inner Enamel Epithelium Cells

Question 8

Which structure is responsible for forming the pulp and dentin of the tooth?

Answer 8

Dental Papilla

Question 9

The hard, mineralized tissue that covers the root of a tooth is called

Answer 9

Cementum

Question 10

What is the function of the Hertwig’s epithelial root sheath (HERS)?

Answer 10

Root Formation

Question 11

Which of the following is responsible for the formation of enamel?

Answer 11

Ameloblasts

Question 12

Which of the following occurs during the apposition stage of tooth development?

Answer 12

Deposition of the enamel and dentin

Question 13

Which layer of the enamel organ directly produces enamel?

Answer 13

Inner enamel epithelium

Question 14

Cementoblasts are derived from which of the following structures?

Answer 14

Dental follicle

Question 15

During which stages do ameloblasts and ondtoblasts begin secreting enamel and dentin respectively?

Answer 15

Apposition stage

Question 16

What initiates the differentiation of odontoblasts during tooth development?

Answer 16

Signals from the inner enamel epithelium

Question 17

What is the last stage of tooth development before the tooth erupts into the oral cavity?

Answer 17

Maturation Stage

Question 18

What is the first mineralized tissue to form during tooth development?

Answer 18

Dentin

Question 19

The lateral lamina is responsible for forming which of the following?

Answer 19

Permanent Teeth

Question 20

Which structure marks the boundary between the crown and the root of a tooth?

Answer 20

Cementoenamel junction (CEJ)

Question 21

The cap stage of tooth development is characterized by the formation of the:

Answer 21

Enamel Organ

Question 22

Which of the following is true about the formation of primary teeth?

Answer 22

They develop from the primary dental lamina

Question 23

The stratum intermedium layer of the enamel organ functions to:

Answer 23

Support ameloblasts in forming enamel

Question 24

Which of the following is the earliest sign of tooth development?

Answer 24

Formation of the dental lamina

Question 25

Which of the following gives rise to cementoblasts, the cells that form cementum?

Answer 25

Dental Follicle