Page 92 - ترم ثاني كتاب تمريض صحة الام الكتروني

92

placenta

Microscopic structure of the placenta:

-The placenta is formed of many intervillous spaces filled with maternal blood. -

Each intervillous space lies in between two stem villi.

Structure

-Oval or circular

-500 gm

-15-20cm

-1.5-2cm and tapering at the end

-Upper uterine segment

-2 surfaces: fetal and maternal

1.Maternal surface

-Covered by thin grey layer of decidua called (basal plate)

-Dull red in color

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