Embryology - Developement of the Body Plan - Statistics

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This quiz has been taken 34 times
The average score is 8 of 15

Answer Stats

Hint	Answer	% Correct
The process that results in the organisation of the epiblast into three layers.	Gastrulation	88%
What germ layer gives rise to muscles, skeleton, circulatory system and most of reproductive system?	Mesoderm	88%
Therefore what is the other name for primitive ectoderm?	Epiblast	71%
What is another name given to the primitive endoderm?	Hypoblast	71%
The term given to formation of the neural plate.	Neurulation	71%
How many days into the developement of the embryo does this occur?	13	58%
What week in embryonic developement does the anterior neural fold close?	4	58%
What is the name given to a zygote once it reaches 128 cells?	Morula	58%
What is the name given to a neural tube closure defect caudally?	Spina bifida	50%
In neuralation what major structure is formed by the mesoderm?	Notochord	42%
What gives rise to the yolk sac?	Hypoblast	38%
What is the name given to a neural tube closure defect cranially?	Anencephaly	33%
What is the name of the process that produces the amniotic cavity?	Cavitation	13%
Whats the name given to the space between the trophectoderm and the yolk sac?	Exocelomic (chorionic) cavity	13%
The point at which cell mugration occurs and defines the head tail axis of the embryo.	Primitive streak	8%

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