Template talk:BGDA Practical 3 - Extraembryonic Spaces Interactive

Attempt the Quiz - Gastrulation

Here are a few simple Quiz questions that relate to Gastrulation from the lecture and practical. Point added for a correct answer:    Points for an incorrect answer: Ignore the questions' coefficients: 1 Which of the following statements about gastrulation is most correct: gastrulation is required to form the extra-embryonic coeloms gastrulation is required to form the intra-embryonic coeloms gastrulation occurs only at the primitive node gastrulation occurs mainly during week 2 GA week 4 of development gastrulation forms the trilaminar embryo 2 The primitive streak: extends from the primitive node to the parachordal plate is the primary inducer during organogenesis is the site of migration of epiblast cells to form the mesoderm persists at the parachordal plate all of the above are correct 3 The migration of intraembryonic mesoderm occurs between the ectoderm and endoderm to give rise to: the allantois the somites the buccopharyngeal membrane the cloacal membrane the neural crest