Medical Science · Medicine
What is the main function of the 'bag of waters' (amniotic sac) during the first stage of labour?
- 1To provide lubrication for the birth canal
- 2To protect the mother from systematic bacterial infection
- 3To act as a hydrostatic wedge, helping to dilate the cervix✓
- 4To prevent all uterine contractions
Correct answer
To act as a hydrostatic wedge, helping to dilate the cervix
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