12.07.2015 Views

NORMAL LABOUR

NORMAL LABOUR

NORMAL LABOUR

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PHYSIOLOGICAL EFFECTS OF <strong>LABOUR</strong>(I) On the Mother :(A) First stage:minimal effects.(B) Second stage:- Temperature: slight rise to 37.5oC.- Pulse: increases up to 100/min.- Blood pressure: systolic blood pressure may rise slightly due to pain, anxietyand stress.- Oedema and congestion of the conjuctiva.- Minor injuries: to the birth canal and perineum may occur particularly inrimigravidas.(C) Third stage:Blood loss from the placental site is 100-200 ml and from laceration orepisiotomy is 100 ml so the total average blood loss in normal labour is 250 ml.

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