The binding of HB with oxygen forms

1. Methamoglobin
2. Carbhaminohaemoglobin
3. Oxyhaemoglobin
4. Carbaminohaemoglobin

Subtopic:  Respiratory System: Transport of Gases |
 94%
Level 1: 80%+
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How many of the following factors are favourable for the shifting  of Oxyhaemoglobin dissociation Curve to the left side

low pO2, high pCO2, more H+ Concentration, Higher temperature, High pO2, Low pCO2, less H+ Concentration, lower temperature.

1. 3 2. 4
3. 5 4. 6
Subtopic:  Respiratory System: Transport of Gases Part 1 |
 88%
Level 1: 80%+
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The red coloured, Fe Containing pigment present in the Erythrocytes is

1. Haemoglobin 2. Myoglobin
3. Globin 4. Albumin
Subtopic:  Respiratory System: Transport of Gases Part 1 |
 96%
Level 1: 80%+
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The binding of Hb with Carbon dioxide forms

1. Methamoglobin
2. Carbamino-haemoglobin
3. Oxyhaemoglobin
4. none of these
Subtopic:  Respiratory System: Transport of Gases Part 2 |
 95%
Level 1: 80%+
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More binding of CO2 occurs when pCO2 is _____ and pO2 is ____

1. high, high 2. low, high
3. high, low 4. low, low
Subtopic:  Respiratory System: Transport of Gases Part 1 |
 93%
Level 1: 80%+
Hints

The respiratory centre is highly sensitive for

1. CO 2. O
3. H+ ions 4. Both A and C
Subtopic:  Respiratory System: Regulation of Respiration |
 91%
Level 1: 80%+
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Difficulty in breathing due to inflammation  of bronchi and bronchioles leads to

1. Asthma
2. Emphysema
3. Occupational Lung Disease
4. Rhinitis
Subtopic:  Respiratory Disorders: Part 1 |
 89%
Level 1: 80%+
Hints

Which of the following disease is caused mainly due to cigarette smoking

1. Asthma 2. Emphysema
3. Bronchitis 4. Rhinitis
Subtopic:  Respiratory Disorders: Part 2 |
 96%
Level 1: 80%+
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An increase from pH 7.2 to pH 7.4 around hemoglobin causes

1. Hemoglobin to release all bound oxygen molecules.
2. An increase in the affinity of hemoglobin to bind oxygen molecules.
3. Hemoglobin to denature.
4. An increase in the binding of H+ by hemoglobin.
Subtopic:  Respiratory System: Transport of Gases Part 1 | Respiratory System: Transport of Gases |
 83%
Level 1: 80%+
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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
Subtopic:  Respiratory System: Exchange of Gases |
 89%
Level 1: 80%+
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