Voorbeelden van placentae

• When the placentation is dichorionic, separate fetal placental circulations are maintained whether the placentae are fused or separate.

• The placentae of the experimental gravid monkeys demonstrated diffuse congestion of the intervillous space and coagulation necrosis.

• Regardless of the appearance of the membrane this is a dichorionic gestation since there are separate placentae on opposing uterine walls.

• Infarcts were evident in the placentae of dogs with aortic constriction.

• With distant uterine implantation the two placentae will appear separate and their gross form classified as two discs.

• An understanding of the relationship of the placentae and fetal membranes is crucial in comprehending chorionicity in twin gestations.

• The placentae from six of the dogs with elevated thoracic arterial pressure were examined.

• These lesions were absent in the placentae obtained from five normal pregnant rabbits.