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Embryo Max/tooth dev
| Question | Answer |
|---|---|
| Cleft lip is due to a lack of fusion between which two structures? | Median nasal prominences and maxillary prominence |
| What is a loss of midline structure with a wide degree of severity that can lead to cyclops | Holoprosencephaly |
| What is the name of the structure that after development becomes a funnel on each side of the midline immediately behind the primary palate | Choana |
| In order for the palatal shelves to fuse, which direction do they need to move in relation to the tongue | Superior (Ascend, rise above, move up, etc.) |
| Ameloblasts deposit material in incremental layers, leaving streaks microscopically known as | Striae of retzius |
| Which cells will the odontoblasts be derived from | the innermost layer of the dental papilla |
| Which gender is more likely to present with cleft palate only | FEMALES |
| Name the deep furrow separating the MAXILLARY and LATERAL NASAL prominences | Nasolacrimal groove |
| 88% of patients with Van der Woude will have this abnormality in their lower lip | Paramedian lip pits |
| Which structures begin as diverticula and develop from the LATERAL NASAL WALL | paranasal sinuses |
| What is the name of the sawtooth-shaped component on an ameloblast that secretes enamel | Tomes Process |
| Which cells will the ameloblasts derive from | Inner Enamel Epithelium |
| Cleft palate is due to a lack of fusion between which two structures | Palatal Shelves |
| The nasal placodes DEEPEN to form which structure | Nasal Pits |
| Which structure(s) are lateral to the primitive oral cavity | Maxillary Prominences |
| Which condition is defined as cleft palate, mandibular micrognathia and glossoptosis | Pierre Robin Sequence |
| What is the name of the epithelial layer that is at the base of the bell, pushing into the mesenchyme to create the root structure | Hertwig's epithelial root sheath |
| What is the name of the enclosure of the cap with mesenchymal cells | Dental follicle (dental sac) |
| What is the name for the early/primitive oral cavity | Stomodeum |
| What is the other name for mandibulofacial dysostosis | Treacher Collins |
| What is the dividing landmark between anterior and posterior cleft deformities | Incisive Foramen |
| Which structure merge to form the crest and tip of the nose | Medial Nasal Prominences |
| Which cells produce dentin | Odontoblasts |
| What is the protuberance of mesenchymal cells on the underside of the cap | Dental Papilla |
| Which gender is more likely to present with CL+/-CP | MALE |
| Which prominences enlarge to form the cheek | Maxillary |
| Which syndrome is most commonly associated with clefting | Van der Woude |
| What structure develops in the bridge of the nose | Frontonasal Prominence |
| Which cell type produce enamel | Ameloblast |
| What is the area of star-shaped cells in between the outer and inner enamel epithelium | Stellate Reticulum (SR) |
| Which is NOT a component of the INTERMAXILLARY SEGMENT A. Labial B. Upper jaw C. Palatal D. nasal | D. nasal |
Created by:
toothfairymeg
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