While creating new
slides for students, the histology laboratory technician mixed up the slides
with the placenta. However, half of the placenta samples are from the first
trimester of pregnancy, and the other part is from the third trimester. Which
characteristics will help the laboratory technician to distinguish the given
samples from each other?

Question

Answer

the placenta from the
1st trimester has vessels located on the periphery of the villi, the
cytotrophoblast is not intact

Answer

the placenta from 3rd
trimester has vessels located on the periphery of the villi, the
cytotrophoblast is intact

Answer

the placenta from the
1st trimester has vessels located in the center of the villi, the
cytotrophoblast is intact

Answer

the placenta from 3rd
trimester has vessels located in the center of the villi, the cytotrophoblast
is not intact

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While creating new slides for students, the histology laboratory technician mixe...

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