Placenta Flashcards
1
Q
What is the placenta?
A
Organ that links foetal & maternal compartments
2
Q
What is the function of the placenta? 3 main ones
A
METABOLISM
Synthesises glycogen, cholesterol, fatty acids and provides nutrients & energy
TRANSPORT
of lots of things
ENDOCRINE
hCG, hCS, progesterone, oestrogen & relaxin
3
Q
Which maternal antibody can pass through the placenta?
A
IgG
4
Q
What can be transported across the placenta?
A
Gases (CO2, O2, CO) Nutrition (water, glucose, vitamins, ions) Hormones (maternal antibodies IgG) Waste (urea, uric acid, bilirubin) Drugs & metabolites Infectious agents
5
Q
What is hCS?
A
Human chorionic somatomammotropin
Stimulates mammary development
6
Q
What does relaxin do?
A
Softens cervix