Obstetrics- Physiology Flashcards
1
Q
- Triggered by implantation
- Stimulated the release of (hCG)
A
Development of Implantation tissues
2
Q
Job that Placenta plays
A
- Transfers heat
- Gas exchange (O2, CO2)
- Delivers nutrients
- Carries away urea
- Endocrine gland
- Serves as an early liver
- Barrier against harmful substances
3
Q
Physiologic Changes of the reproductive system during pregnancy
A
- Vascular system
- Formation of mucous plug in cervix
- Estrogen causes vaginal mucosa to thicken
- Breast enlargement
4
Q
Causes of progesterone on the respiratory system
A
- Decreased airway resistance
- O2 consumption increases by 20%
- Tidal volume increases gradually about 40%
5
Q
What is an important cardiovascular risk during pregnancy
A
Increases risk of thrombosis
- DVT 5x more likely
- PE high mortality risk
- Stroke
6
Q
Why is there an increased risk of thrombosis during pregnancy?
A
An increased hyper-coagulable state during pregnancy to decrease bleeding during miscarriage and childbirth
- Coagulation factors II, VII, and X increase
- Fibrin development increased
- Fibrinolytic levels increase
7
Q
What position should you place a pregnant woman in to protect cardiovascular system?
A
Left lateral recumbent with right hip raised
8
Q
A
