H. SMALL INTESTINE ANSWERS:
1.
The lining of the small intestine has its surface area increased by the presence
of millions of finger-like folds to
increase the rate of nutrient absorption.
These tiny folds are known as
V i l l I
2. The lining itself makes and releases several digestive E N Z Y M E S
3. Small digested molecules (S U G A R S
and A M I N O A C I D S
are absorbed through tiny projections (vill) into small
blood vessels called
C A P I L L A R I E S of the circulatory system.
4. The end products of
fat (lipid) digestion (G L Y C E R I N E &
F A T T Y A C
I D S) are absorbed through the lining of the
small intestine into small
circulatory vessels of the L Y M P H SYSTEM.
These vessels are known as L
A C T E A L S