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Proteins, Fats and Sugars -
Fats
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Written by Dr Sebastian Zeki
MCQs for this page
Fats
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Fats
Lipases
+
colipase
Fat crushed by
mechanical
means
Triglycerides
released
C
o
a
t
e
d
w
i
t
h
i
n
g
e
s
t
e
d
p
h
o
s
p
h
o
l
i
p
i
d
s
Lingual
lipase starts
to digest fats
Gastric
acid
Stimulate secretin
and pancreatic
bicarbonate
Bile salts
Bicarbonate
(optimises
conditions for fat
emulsification
Phospholipase A2
Pancreatic
cholesterol
esterase.
Hydrolyze
cholesterol and
phospholipids
Absorbed into lymphatics
Triglycerides
Cholesterol esters
Phospholipid
Apoproteins
Chylomicron
forms in
enterocyte
Bile salts absorbed in TI and
reform in bile (enterohepatic
circulation)
Fatty acids
and glycerol
Fatty acids
released
Micelles form= TG +
cholesterol esters +
phospholipids
Written by Dr Sebastian Zeki
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