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Face & Palate Development — Head, Neck & Pharyngeal Apparatus
Embryology Question Bank
Embryology Question Bank
Face & Palate Development
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Face & Palate Development MCQs: practice questions
Sample Face & Palate Development multiple-choice questions from Head, Neck & Pharyngeal Apparatus.
What three swellings form the developing face?
- A. Frontonasal, maxillary, and mandibular prominences
- B. Medial nasal, lateral nasal, and palatine shelves
- C. First, second, and third arches only
- D. Maxillary, mandibular, and pharyngeal pouches
- E. Nasal pits, choanae, and stomodeum
What type of teeth are associated with the intermaxillary segment?
- A. Canines only
- B. Premolars only
- C. All molars
- D. Four incisor teeth
- E. All permanent teeth
What does the stomodeum contribute to the developing mouth?
- A. Somitic muscle
- B. Neural crest skeleton
- C. Thymic epithelium
- D. Endodermal lining of the pharynx
- E. Ectodermal lining of the oral region
Which facial prominences are derived from pharyngeal arch 1?
- A. Palatine shelves and nasal placodes
- B. Lateral nasal and mandibular prominences
- C. Maxillary and mandibular prominences
- D. Medial and lateral nasal prominences
- E. Frontonasal and medial nasal prominences
What does the intermaxillary segment form within the palate?
- A. Hard palate posteriorly
- B. Uvula only
- C. Secondary palate
- D. Soft palate only
- E. Primary palate
What forms the secondary palate?
Which congenital defect results from failure of maxillary and medial nasal prominence fusion?
What two prominences arise around each nasal pit?
Which epithelium is derived from the ectodermal oral part of the developing mouth?
Which cleft palate defect occurs when palatine shelves fail to fuse with the primary palate?
What happens to the palatine shelves during secondary palate formation?
What forms the intermaxillary segment?
What is the embryologic origin of the nasal septum?
Where does bone develop in the secondary palate?
What is an anteroposterior cleft palate?
What membrane initially separates the stomodeum from the foregut?
What forms the soft palate and uvula?
Where do the primary and secondary palates fuse?
What forms the nasolacrimal duct?
What do nasal placodes invaginate to form?
What is the initial orientation of the palatine shelves?
Where do nasal placodes develop?
Which facial anomaly is associated with abnormal neural crest migration into arch 1?
What landmark separates anterior from posterior cleft palate defects?
Which pharyngeal arch gives rise to the maxillary prominence?
What structure is derived from the intermaxillary segment?
Which pharyngeal arch gives rise to the mandibular prominence?
Which cleft palate defect occurs when palatine shelves fail to fuse with each other and the nasal septum?
What happens to the oronasal membrane?
Which congenital head-and-neck anomaly is the most common in the source?