BGDA Practical Placenta - Placental Functions
From Embryology
Practical 14: Implantation and Early Placentation | Villi Development | Maternal Decidua | Cord Development | Placental Functions | Diagnostic Techniques | Abnormalities |
Term Placenta Parameters
Term of placental composition, villous capillarization and the mean cross-sectional areas of peripheral villi and capillaries, data from a study sample of 15 normal placenta (mean placental volume, 652 ml). [1][2]
Variable | Unit | Placenta (mean, n = 15) |
Intervillous space | mL | 213 |
Stem villi | mL | 71.4 |
Peripheral villi | mL | 326 |
Trophoblast | mL | 95.5 |
Stroma | mL | 184 |
Fetal capillaries | mL | 46.9 |
Non-parenchyma | mL | 41.5 |
Peripheral villi | km | 89.2 |
Fetal capillaries | km | 310 |
TS area villi | µm2 | 3700 |
TS area capillary | µm2 | 150 |
Capillaries | mL mL-1 | 0.147 |
Length ratio | km km-1 | 3.6 |
Terms
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Cite this page: Hill, M.A. (2024, May 21) Embryology BGDA Practical Placenta - Placental Functions. Retrieved from https://embryology.med.unsw.edu.au/embryology/index.php/BGDA_Practical_Placenta_-_Placental_Functions
- © Dr Mark Hill 2024, UNSW Embryology ISBN: 978 0 7334 2609 4 - UNSW CRICOS Provider Code No. 00098G