BGDB Gastrointestinal - Quiz

--Mark Hill 10:00, 4 May 2011 (EST) I will continue add questions all this week, so come back here and have a go!

Here are a few simple questions that relate to your BGD practical, this page is not a part of today's Practical class. You should try in your own time after completing the Practical today.Take the quiz and see what you know, if you get some wrong, try working again through the Lecture and Practical.

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1 During week 3 which of the following early embryonic structures is established by gastrulation:

	the coelomic space
	the epiblast and hypoblast layers
	the endoderm and mesoderm layers
	the connecting stalk.

2 During embryonic disc folding in week 3 only the ectoderm layer folds ventrally left, right and above and below the notochord.

	true
	false

3 The intraembryonic coelom is a horse-shoe shaped cavity that develops in the lateral plate mesoderm from a series of smaller cavities fusing. Which of the following descriptions best describes the structure that then forms in this region.

	somatic mesoderm close to ectoderm, the intraembryonic coelom and the splanchnic mesoderm closest to the endoderm.
	somitic mesoderm close to ectoderm, the intraembryonic coelom and the splanchnic mesoderm closest to the endoderm.
	somatic mesoderm close to endoderm, the intraembryonic coelom and the splanchnic mesoderm closest to the ectoderm.
	somitic mesoderm close to endoderm, the intraembryonic coelom and the splanchnic mesoderm closest to the ectoderm.
	intermediate mesoderm medially close to somites and laterally close to the intraembryonic coelom.
	none of the above.

4 The intraembryonic coelom finally forms

	pericardial, pleural and periotoneal cavity.
	single percardial cavity and two pleural and two periotoneal cavities.
	neural tube lumen, gastrointestinal tract lumen and neural crest.
	the paired dorsal aortas running the embryo.

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Cite this page: Hill, M.A. (2024, May 6) Embryology BGDB Gastrointestinal - Quiz. Retrieved from https://embryology.med.unsw.edu.au/embryology/index.php/BGDB_Gastrointestinal_-_Quiz

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© Dr Mark Hill 2024, UNSW Embryology ISBN: 978 0 7334 2609 4 - UNSW CRICOS Provider Code No. 00098G