20 Questions
What is the branch of dentistry concerned with the diseases of oral and paraoral structures, including oral soft tissues and mucous membranes, teeth, jaws, and salivary glands?
Oral Pathology
Which cells are classified as granulocytes in the context of inflammatory cells?
Eosinophils
What are the cardinal signs of inflammation?
Redness, Swelling, Pain
How are PRIMARY types of lesions characterized in oral pathology?
Flat
Which type of lesion is described as a sharply circumscribed discoloration, flat, and up to 1cm in diameter?
Macule
What is the primary difference between a papule and a plaque?
Size
Which type of lesion is a sharply circumscribed serous fluid-filled elevation more than 1cm in diameter?
Bullae
What distinguishes a nodule from a tumor in terms of size?
Diameter
Which type of lesion is characterized by a break in the continuity of the epithelium and is deeper than an erosion?
Ulcer
What does the term 'infiltration' refer to in the context of lesions?
Extension of the primary lesion into deeper tissue
What is the primary cause of clefts in the primary palate?
Absence of mesoderm penetration between the medial nasal and maxillary processes
What is the reason behind clefts in the secondary palate?
Lack of fusion between the palatine shelves
At what stage do the palatal shelves initially assume a vertical position?
Sixth week
What forms at the junction where the anterior part of the palatal shelves fuses with the triangular primary palate?
Incisive foramen
Which muscle is often intact but hypoplastic in cases of unilateral cleft lip?
Orbicularis oris
What is the direction in which the nasal ala on the side of the cleft is displaced?
Laterally, inferiorly, and posteriorly
What is a common link to genes in relation to oral clefts?
Chromosomes 1, 2, 3, 4, 6, and 19 among others
What is a maternal factor that has been associated with causing oral clefts?
Maternal smoking (especially more than 20/day)
What is the reported incidence range of oral clefts in live births?
1 in 500 to 1 in 2500
At what age do surgeries typically start to correct simple cleft lip/palate?
About 3 months of age
Test your knowledge on the specialty of dentistry and pathology which focuses on diseases affecting the oral and maxillofacial regions. Explore the causes, processes, and effects of oral diseases, including those of the oral soft tissues, mucous membranes, teeth, jaws, and salivary glands.
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