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Questions and Answers
What is the main cause of abnormal placental development and reduced placental perfusion?
What is the main cause of abnormal placental development and reduced placental perfusion?
- Increased placental production of positive factors
- Maternal vasoconstriction
- High blood pressure in the mother
- Hypoxia ischemia reperfusion injury (correct)
What is the role of endothelial cells in response to stimuli in the blood?
What is the role of endothelial cells in response to stimuli in the blood?
- Influence vasculature to release vasodilators (correct)
- Indirectly affect blood clotting
- Create and release vasoconstrictors
- Promote smooth muscle relaxation only
What do NO and PGI2 do in maternal vasculature during a healthy pregnancy?
What do NO and PGI2 do in maternal vasculature during a healthy pregnancy?
- Promote smooth muscle relaxation (correct)
- Increase peripheral resistance
- Cause vasoconstriction
- Reduce arterial pressure
In preeclampsia, what effect do signalling molecules have on vasoconstrictors?
In preeclampsia, what effect do signalling molecules have on vasoconstrictors?
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What is the main function of angiocentric factors in relation to endothelial health?
What is the main function of angiocentric factors in relation to endothelial health?
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What contributes to increased oxidative stress in preeclampsia?
What contributes to increased oxidative stress in preeclampsia?
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What technique is NOT used by researchers in studying the placenta and related conditions?
What technique is NOT used by researchers in studying the placenta and related conditions?
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What initiates labor based on research findings?
What initiates labor based on research findings?
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What role do Progesterone Receptors play in labor initiation?
What role do Progesterone Receptors play in labor initiation?
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