Gases, All small molecules (food, structural materials, minerals); hormones, and antibodies.
yes it does
Mothers pass on immunity to diseases through their breast milk. So it is best if a mother can breast feed.
Oxygen, Nitrogen, Carbon dioxide, Nutritions and alcohol can pass. And only one type of antibodies can pass which is the IgG. Viruses can pass like HIV and HBV (Hepatitis B virus) that's why the affected mothers usually have affected babies.
Their blood systems are separate, but certain materials pass form one to another.Why? There is no direct mixing of the maternal and fetal blood. The blood systems are separate but certain materials pass from one to another, for example, both food and oxygen pass from mother to fetus.
trough the placentai thinkshould be umbilical cord...... I think too
capillaries
Capillaries, they have gaps between the cells so that red blood cells and nutrients can pass into the tissues to be used
The substances can pass through the placental wall.
Some decongestants pass into breast milk and may have unwanted effects on nursing babies whose mothers take the drugs.
Capillary. The thin walls allow diffusion of materials to pass from the blood flow into the nephron.
trough the placentai thinkshould be umbilical cord...... I think too
Sulfonamides pass into breast milk and may cause liver problems, anemia, and other problems in nursing babies whose mothers take the medicine.