31. Diffusion Or Transport Of Gases

Question 1

According to FICKS law of simple diffusion
Diffusion is directly proportional to :-
1.
2.
3.
Diffusion is inversely proportional to :-
1.
2.

Decrease diffusion
In emphysema due to :-
In pulmonary fibrosis due to :-

Answer 1

143

Question 2

Diffusion measurement :-
Inv used :-
CO affinity vs Hb
Normal value of DLCO =

Answer 2

143

Question 3

Decrease in DLCO in
1.
2.
3.

Answer 3

143

Question 4

IncreaseDLCO in
1.
2.

Answer 4

143

Question 5

CO2 solubility vs O2

Answer 5

143

Question 6

Transport of gases

O2
Major by :-
1g of Hb :- ,,,,ml Of O2
15 g of Hb :- ,,,,,,02/ 100 ml

Minor by :-

Particle pressure of O2 is decided by :-
Hb helps transport of O2 ,,,,,,times

Answer 6

144

Question 7

CO2 transport
Major :- % :-
Minor:- % :-

Answer 7

144

Question 8

Oxygen Dissociation Curve :-
Shape :-
When PO2 is 100 means :-
When hemoglobin is 50% saturated the :- P50 =

Answer 8

144

Question 9

1 molecule of Hb binds with :-

Theory of Co-Operativity :-

Answer 9

145

Question 10

Shifting of curve 
Image :- 
Left side is 
Right side denotes :- 
In center is :-

Answer 10

145

Question 11

O2.———> Hb 
Left side shift 
Due to :- 
At :- 
Left side shift of ODC is known as :- 
cause :- 
1. 
2. 
3. 
4.

Answer 11

145

Question 12

Hb————> O2 
Right side shift 
Due to :- 
At:- 
Right side shift of ODC is known as :- 
Causes 
1. 
2. 
3. 
4. 
5. 
6.

Answer 12

146

Question 13

CO2 transport :- 
Major form :- 
% :- 
In venous blood :- 
HCO3 moves :- 
Cl moves :- 

This is known as :-
The channel is known as :-
Type :-
The packed cell volume is always :-

Minor form :-

Answer 13

146

Question 14

CO2 dissociation :-
Venous PCO2 :-
Arterial PCO2 :-
Amount of CO2 transported :-

Answer 14

146