File:Placental villi 6.jpg

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Placental Villi

Labeled image of placental villi showing both fetal and maternal red blood cells (RBCs).

Fetal RBCs Maternal RBCs
found in villi blood vessels and in blood vessels within placental cord, embryo/fetus vessels and vitelline vessels. found in uterine blood vessels and the maternal blood-filled space of the placenta.
cells are larger and a mixture of cells with and without nuclei. cells are smaller and all without nuclei. Nuclei are lost in bone marrow before entering circulation.
contain fetal haemoglobin (HbF). contain adult haemoglobin.


Links: image fetal blood | image fetal and maternal blood | Blood Development | Placenta - Histology


Villi Histology: First trimester (overview | villi | detail) | fetal and maternal RBCs | Term (overview | villi | detail) | Cord Histology | Placenta Histology | Placenta Development

Cite this page: Hill, M.A. (2024, June 13) Embryology Placental villi 6.jpg. Retrieved from https://embryology.med.unsw.edu.au/embryology/index.php/File:Placental_villi_6.jpg

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

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current12:39, 7 February 2013Thumbnail for version as of 12:39, 7 February 20131,000 × 750 (277 KB)Z8600021 (talk | contribs)==Placental Villi== Labeled image of placental villi showing both fetal and maternal red blood cells. {{Placental villi histology}} {{Footer}}

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