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Tut 2, Function of GIT in digestion and absorption, biochemistry

Lecture video part 1 




Lecture video part 2




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MCQ 


1)All of the following structures can be absorbed through small intestine except

a*1-MAG

b*2-MAG

c*phospholipid

d*cholesterol ester

2)All of the following are activated by trypsin except…. 

a*phospholipase A2

b*proelastase

c*chemotrypsin

d*trupinogen

3)……….. is responsible for contraction and release of bile 

a*cholecystkinin

b*secretin

c*cholesterol

d*orlistat

4) acyl coA react with all of the following except…… 

a*cholesterol

b*2-MAG

c*lysophospholipid

d*fat soluble vitamins

5) in carrier protein transport system we consume…… ATP

a*two

b*three

c*four

d*one

MCQ Answers

1/d……….

2/c……

3/a…….

4/d……

5/d

true or false

1)the most important lipase in digestion of fat is pancreatic lipase (..) 

2)intestinal lipase responsible for digestion of 2-MAG (…) 

3)phospholipids contain two unsaturated fatty acids (…)  

4)orlistat used in treatment of steatorrhea(…) 

5)for absorption of glycerol we need albumin(…) 

6) micelles contaim TAG while chylomicron contain MAG (…) 

True and false Answers

1/true

2/false

3/false

4/false

5/false

6/false


Enumerate

1.role of different types of pancreatic lipases in digestion of protein? 

2-role of ATP in gamma glutamyl cycle? 


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