The Placenta Flashcards
1
Q
What is the texture of the placenta and how does it appear in the surface?
A
Texture is rough
Appears red on the maternal surface
Appears shiny and gray on fetal surface
2
Q
What are the functions of the placenta?
A
Metabolic
Transfer
Endocrine
3
Q
At what point in development does the placenta become the transport mechanism?
A
3rd
4
Q
What does the placenta transfer between mother and child?
A
O2, Nutrients, Hormones, Waste, Provides passive immunity and maternal antibodies
5
Q
What does the umbilical cord consist of and what does each component do?
A
1 vein = carries oxygenated blood to fetus
2 arteries = carries deoxygenated blood away from fetus
Wharton’s jelly = surrounds the vessels to prevent vessel compression and kinking of cord
