superior mesenteric vein
portal vein
the nutrients enter the blood in the small intestine. The lining of the small intestine is called the villi, that is were the blood is absorbed into the bloodstream
arteries dont lead the blood to the heart to pump the blood veins do!
Small intestine is where the food enters the blood.
Digested food such as glucose, amino acids in blood plasma.
Digested food such as glucose, amino acids in blood plasma.
Digested food such as glucose, amino acids in blood plasma.
The small intestine absorbs digested food into the blood.
Taking in nutrients through the small intestine
The jejunum.
The small intestine is to nutrient absorption as the blood is to nutrient distribution.
a but a but
It is absorbed into the blood through the vili in the small intestine.