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

A curve obtained when percentage saturation of Hb with O₂ is plotted against the pO₂ is also called as

1. Association curve

2. Dissociation Curve

3. Sigmoid Curve

4. Both 2 and 3

Which of the following factors are favourable for the shifting of the Oxyhaemoglobin dissociation Curve to the right side

1. High pO₂

2. Low pCO₂

3. less H⁺ Concentration

4. None of these

Which of the following factors are favourable for the shifting of Oxyhaemoglobin dissociation Curve to the left side

1. High pO₂

2. Low pCO₂

3. less H⁺ Concentration

4. All of these

How many of the following factors are favourable for the shifting  of Oxyhaemoglobin dissociation Curve to the left side

low pO_2, high pCO₂, more H⁺ Concentration, Higher temperature, High pO_2, Low pCO₂, less H⁺ Concentration, lower temperature.

1. 3

2. 4

3. 5

4. 6

Which of the following factors are favourable for the shifting of Oxyhaemoglobin dissociation Curve to the left side

1. High Temperature

2. high pH

3. Low pH

4. None of these

______ temperature will shift the Oxyhaemoglobin dissociation Curve to _____side,

1. lower, left

2. higher, right

3. lower, right

4. Both A and B