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5 Written questions

5 Matching questions

  1. 4th week
  2. Palate
  3. Cleft palate
  4. bilateral symmetry
  5. 5th week
  1. a The Primitive streak initially forms during the 3rd week of prenatal development and causes _______ ________.
  2. b The__________is completed during week 12.
  3. c Intermaxillary segment forms--frontonasal process forms and gives rise to the nasal placodes, nasal pits, medial and lateral nasal processes, and intermaxillary segment.
  4. d Formation of the forgut, the midgut and the hindgut.
  5. e ______ _________ is formed if the palatal shelves are unable to fuse properly during prenatal development.

5 Multiple choice questions

  1. ______ _______separates the base from the body of the tongue.
  2. The____ _____ ______is a midline depression on the dorsal surface of the tongue.
  3. _____ ______can result from the lack of fusion between the medial nasal and maxillary processes.
  4. Bud stage
  5. Now we see the mesoderm differentiate and begin to divide into paired cuboidal aggregates of cells called somites.

5 True/False questions

  1. Sublingual folds______ ______are located on the floor of the mouth.


  2. 4 branchial archesThe _____ _____ is responsible for the development of the root.


  3. Mandibular ArchThe lower face will develop from the ______ ______.


  4. RepolarizeIn order to differntiate into preameloblasts, cells from the enamel organ ___________their nuclei.


  5. 6th weekNasal cavity, and future nasal septum are beginning to develop.


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