Placental circulation anatomy and flows

In this episode we talk about the main steps that facilitate gas exchange at the placenta. 

This is great applied respiratory physiology and a common question in the viva and SAQs!

Double Bohr effect
Check out power and Kam chapter 3 - resp physiology or this great summary
http://www.anaesthesia.uct.ac.za/sites/default/files/image_tool/images/93/10-The%20Bohr%20and%20Haldane%20Effects%20%28K%20Bergh%29.pdf

check out some model answers at
https://anaesthesiacollective.com/education/first-part-exam/

Power and Kam
https://www.amazon.com.au/Principles-Physiology-Anaesthetist-Peter-Kam-ebook/dp/B08GY1MXMH/ref=sr_1_1?crid=3B9KG9NMH60BU&dchild=1&keywords=principles+of+anatomy+and+physiology+for+the+anaesthetist&qid=1614831758&s=books&sprefix=principles+of+%2Cstripbooks%2C328&sr=1-1

Table with approx values
Uterine Artery       pO2 100    100% sats      pCO2 32mmHg
Uterine Vein           pO2 40        80% sats         pCO2 46

Umbilical Artery          pO2 20        60% sats         pCO2 50
Umbilical Vein               pO2 30        80% sats         pCO2 40

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