Embryology: Development of Palate
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Questions and Answers

Which segment gives rise to the primary palate, forming the premaxillary portion of the maxilla?

  • Lingual segment
  • Nasal segment
  • Mandibular segment
  • Intermaxillary segment (correct)

Which tissue separates the oral and nasal cavities and can be divided into a hard palate and a soft palate?

  • Dentin
  • Epithelium (correct)
  • Enamel
  • Dental pulp

What is the term for the initiation, growth, morphogenesis, and fusion of the primary and secondary palatal shelves during embryogenesis?

  • Orthodontic treatment
  • Dental amalgam
  • Palatogenesis (correct)
  • Endodontic therapy

What provides rigidity to the thin palate, separating the oral cavity from the nostrils?

<p>Bone (C)</p> Signup and view all the answers

Which prominences merge to form the intermaxillary segment giving rise to the primary palate?

<p>Frontonasal prominences (C)</p> Signup and view all the answers

What is the process known as the initiation, growth, morphogenesis, and fusion of the primary and secondary palatal shelves during embryogenesis?

<p>Palatogenesis (C)</p> Signup and view all the answers

Which structure provides rigidity to the thin palate, separating the oral cavity from the nostrils?

<p>Bone (D)</p> Signup and view all the answers

What gives rise to the primary palate, forming the premaxillary portion of the maxilla?

<p>Intermaxillary segment (A)</p> Signup and view all the answers

During which week of human development does gastrulation occur?

<p>Third week (A)</p> Signup and view all the answers

What does the primitive streak form on the surface of the epiblast?

<p>Narrow groove (C)</p> Signup and view all the answers

Which structure forms the midline axis during gastrulation?

<p>Notochord (D)</p> Signup and view all the answers

What allows the ball of cells to proliferate, differentiate, and eventually implant into the uterine wall?

<p>Blastocyst formation (A)</p> Signup and view all the answers

What is the end goal of the embryo during the third week of development?

<p>Transforming into multilayered gastrula (B)</p> Signup and view all the answers

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