Placenta Quiz

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1 The maternal endometrium response to trophoblast invasion is called the decidual reaction.

	true
	false

2 The human placenta is classified as :

	Endotheliochorial
	Haemochorial
	Epitheliochoria
	Mesoeliochorial

3 Stem villi - or terminal villi, are the region of main exchange, surrounded by maternal blood in intervillous spaces.

	true
	false

4 The 4 cellular layers separating maternal and fetal blood in sequence are:

	spiral artery wall, Nichbaur layer, cytotrophoblast and Hofbaur layer
	syncitiotrophoblast, cytotrophoblast, villi connective tissue and fetal capillary endothelium
	maternal lacuna, trophoblast layer, endothelial and fetal red blood cell
	fetal capillary endothelium, villi connective tissue, cytotrophoblast and syncitiotrophoblast

Links

Placenta Lecture