Anatomy - Outcome 3 & 4 Practice Quiz Questions Flashcards
Tooth development begins during which week of embryonic development?
6th Week
The first stage of tooth development is called the:
Initiation Stage
The dental lamina gives rise to which structures?
Enamel Organ
Which cells are responsible for forming dentin?
Odontoblasts
Which structure in the developing tooth with eventually form the enamel?
Enamel Organ
The cap stage is marked by the formation of the:
Dental Papilla
The bell stage of tooth development involves the differentiation of which cells into ameloblasts?
Inner Enamel Epithelium Cells
Which structure is responsible for forming the pulp and dentin of the tooth?
Dental Papilla
The hard, mineralized tissue that covers the root of a tooth is called
Cementum
What is the function of the Hertwig’s epithelial root sheath (HERS)?
Root Formation
Which of the following is responsible for the formation of enamel?
Ameloblasts
Which of the following occurs during the apposition stage of tooth development?
Deposition of the enamel and dentin
Which layer of the enamel organ directly produces enamel?
Inner enamel epithelium
Cementoblasts are derived from which of the following structures?
Dental follicle
During which stages do ameloblasts and ondtoblasts begin secreting enamel and dentin respectively?
Apposition stage
What initiates the differentiation of odontoblasts during tooth development?
Signals from the inner enamel epithelium
What is the last stage of tooth development before the tooth erupts into the oral cavity?
Maturation Stage
What is the first mineralized tissue to form during tooth development?
Dentin
The lateral lamina is responsible for forming which of the following?
Permanent Teeth
Which structure marks the boundary between the crown and the root of a tooth?
Cementoenamel junction (CEJ)
The cap stage of tooth development is characterized by the formation of the:
Enamel Organ
Which of the following is true about the formation of primary teeth?
They develop from the primary dental lamina
The stratum intermedium layer of the enamel organ functions to:
Support ameloblasts in forming enamel
Which of the following is the earliest sign of tooth development?
Formation of the dental lamina
Which of the following gives rise to cementoblasts, the cells that form cementum?
Dental Follicle
