The partial pressure of CO2 is minimum in the
1. atmospheric air
2. Alveoli
3. Deoxygenated blood
4. Oxygenated blood
Diffusion membrane consists of
1. Squamous epithelium of alveoli
2. endothelium of alveolar capillaries
3. Basement substance between them
4. All of the above
What percentage of Carbon dioxide is transported by RBCs
1. 7
2. 20-25
3. 70
4. 97
What percentage of Carbon dioxide is transported in a dissolved state through plasma
1. 7
2. 20-25
3. 70
4. 97
What percentage of oxygen molecule is transported in a dissolved state through plasma
1. 3
2. 20-25
3. 70
4. 97
Which of the following is true for transport of gases
1. Maximum amount of O2 is transported by RBCs
2. Maximum amount of CO2 is transported by Plasma as Bicarbonates
3. Plasma transports both CO2 and O2
4. All of the above
Which of the following is a true statement?
1. Oxygen binding with HB is a reversible process
2. Oxygen binding with HB is an irreversible process
3. Hb is not a protein
4. It’s not a pigment
The binding of Hb with oxygen forms
1. Methamoglobin
2. Carbhaminohaemoglobin
3. Oxyhaemoglobin
4. Carbaminohaemoglobin
Each Hb can carry a maximum of ___oxygen molecules.
1. 2
2. 4
3. 8
4. 6
Binding of Oxygen with Hb is primarily related to
1. Partial pressure of O2
2. Partial pressure of CO2
3. Hydrogen ion Concentration
4. Temperature