First stage: Thinning and opening of the cervix Institut national de santé publique du Québec

Opening of the cervix The first stage of labour is the period when your contractions start to be regular. These contractions allow the cervix to thin (efface) and open completely (dilate), until it is 10 centimetres wide.

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Click to enlarge Stages of labor, First stage of labour, Birth education

New families, new situations Institut national de santé publique du Québec

Second stage: Descent and birth of your baby Institut national de santé publique du Québec

Experts hope for national shift in cervical cancer screening

Skin-to-skin contact Institut national de santé publique du Québec

Pregnancy Institut national de santé publique du Québec

First stage: Thinning and opening of the cervix Institut national de santé publique du Québec

Before pregnancy Institut national de santé publique du Québec