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Placenta - Anatomy & Physiology (view source)

Revision as of 15:36, 7 December 2010

205 bytes removed ,  15:36, 7 December 2010
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== Exchange ==
 
== Exchange ==
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::[[Gestation -Histotrophic Exchange - Anatomy & Physiology|Histotrophic]]
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'''Histotrophic'''
 
* Nutrition supplied by uterine secretions/debris - 'Uterine milk'
 
* Nutrition supplied by uterine secretions/debris - 'Uterine milk'
 
* Often maintained by '''progesterone'''
 
* Often maintained by '''progesterone'''
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::[[Gestation -Haemotrophic Exchange - Anatomy & Physiology|Haemotrophic]]
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'''Haemotrophic'''
   −
* Direct transfer of nutrients from the maternal to foetal blood via the placenta.
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* Direct transfer of nutrients from the maternal to foetal blood via the placenta. By Simple Diffusion, Facillitated Diffusion, Active Transport and Complex Diffusion
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== Simple Diffusion ==
     −
== Facillitated Diffusion ==
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Placental Blood Supply and Drainage]]
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  −
 
  −
== Active Transport ==
  −
 
  −
 
  −
== Complex Diffusion ==
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  −
::[[Gestation -Placental Blood Supply and Drainage - Anatomy & Physiology|Placental Blood Supply and Drainage]]
   
== Umbillical Arteries ==
 
== Umbillical Arteries ==
  
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