Question 1

________ Extends into cervical canal during labor

Accepted Answer

The amniochorionic membrane extends into the cervical canal during labor, forming the bag of waters that breaks when labor begins.

Question 2

________ Ensheaths umbilical cord

Accepted Answer

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Question 3

________ Features of maternal surface of placenta

Accepted Answer

Cotyledons are the features of the maternal surface of the placenta. They are the subdivisions on the maternal side of the placenta, appearing as 15-20 irregularly shaped lobes that contain maternal blood spaces.

Question 4

________ Smooth chorion

Accepted Answer

The answer of  ________ Smooth chorion
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Question 5

________ Decidua parietalis

Accepted Answer

The answer of  ________ Decidua parietalis
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Question 6

________ Decidua capsularis

Accepted Answer

The answer of  ________ Decidua capsularis
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Question 7

________ Marginal attachment of umbilical cord

Accepted Answer

Battledore placenta refers to a marginal attachment of the umbilical cord to the placenta, rather than its normal central position. This condition is named for its resemblance to a battledore, which is a type of paddle used in older racket sports.

Question 8

________ Branch villus

Accepted Answer

The answer of  ________ Branch villus
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Question 9

________ Places of attachment to decidua basalis

Accepted Answer

The answer of ________ Places of attachment to decidua basalis
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Question 10

________ Maternal part of placenta

Accepted Answer

The answer of  ________ Maternal part of placenta
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Question 11

________ Fetal capillary

Accepted Answer

The answer of  ________ Fetal capillary
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Question 12

________ Nuclear aggregation

Accepted Answer

The answer of ________ Nuclear aggregation
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Question 13

________ Forms on the surfaces of chorionic villi

Accepted Answer

Fibrinoid material forms on the surfaces of chorionic villi, contributing to the structure and function of the placenta by providing a barrier and support between maternal and fetal tissues.

Question 14

________ Fetal surface of placenta

Accepted Answer

The fetal surface of the placenta is covered by the amnion, a thin, protective membrane that encloses the embryo or fetus.

Question 15

________ Fetal capillaries

Accepted Answer

The answer of  ________ Fetal capillaries
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Question 16

________ Placental membrane

Accepted Answer

The answer of  ________ Placental membrane
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Question 17

________ Forms part of early placental membrane

Accepted Answer

The answer of ________ Forms part of early placental membrane
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Question 18

________ Occurs only in monozygotic twins

Accepted Answer

Monochorionic placentas occur only in monozygotic (identical) twins, where the twins share the same placenta but have separate amniotic sacs. This is a unique feature distinguishing them from dizygotic (fraternal) twins, who each have their own placentas.

Question 19

________ Fibrinoid material

Accepted Answer

The answer of  ________ Fibrinoid material
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Question 20

________ Syncytial knot

Accepted Answer

The answer of  ________ Syncytial knot
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Quiz 6: Placenta and Fetal Membranes