3.11 placenta

• The placenta grows out of the developing embryo not the mother. 
• The blood vessels inside the placenta are the child's blood vessels including arteries and veins.
• The placenta grows into the wall of the uterus. 
• Glucose, amino acids and fats travels through the mother's blood stream and into the wall of the uterus. 
• Glucose, amino acids and fats will cross into the child's blood at the placenta.
• Amino acids, sugars and fats will go from the mother's to the child's blood.