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Physiological Pregnancy & Childirth

So little seems to be taught about the physiological changes that occur during pregnancy and childbirth. This page is a collection of information found in relation to the physiology of birth.

 

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Physiological Pregnancy


Physiological Changes Associated with Pregnancy

"Aortocaval compression and its sequelae must be avoided. No woman in late pregnancy should lie supine without shifting the uterus off the great abdomino-pelvic vessels. "

Maternal Physiology Changes During Pregnancy

Following is interesting in light of the medical definition of PPH being more than 500ml of blood loss.

"Extra volume also compensate for maternal bllod loss delivery. The average blood loss with vaginal delivery is 500-600ml, and with cesarean section is 1000ml."

Of particular personal interest was the following piece of information;

"The ovarian vein complex in the suspensory ligament of the ovary may enlarge enough to compress the ureter at the brim of the bony pelvis, thus causing dilatation above that level. Dextorotation of the uterus during pregnancy, may explain why the right ureter is usually more dilated than the left."

Click here to read more on my experience with urinary tract infection within the hospital system and why I found the above information interesting.

Maternal Physiology In Pregnancy

"Major adaptations in maternal anatomy, physiology, and metabolism are required for successful pregnancy. Nearly every organ system is affected. Understanding these changes helps to distinguish normal physiology from pathological disease states"

Physiological Childirth

Why Do Babies Cry?  The Anatomical and Physiological Changes During the Moments After Birth.

Newborn Physiology

Perinatal Physiology

Other Resources

A Photographic Record of the Physiological Management of Normal Childbirth


 

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