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A
A-Z Amniotic fluid
Abortion Amniotic sac
Abortus Amniotomy
Abruptio placentae Anaemia
Accidental haemorrhage Anaesthesia
AFP (alpha-fetoprotein) Apgar score
Afterbirth Areola
Amenorrhoea Asthma
Amniocentesis Autism
Amniotic fluid

Amniotic sac
The fluid-filled sack that lines the uterus. Prior to delivery, the sack breaks and the amniotic fluid leaks or gushes out. When you hear someone say, 'My water broke,' they are referring to the rupture of the amniotic sac.