Q. No.The binding of Hb with Carbon dioxide forms
1.
Methamoglobin
2.
Carbamino-haemoglobin
3.
Oxyhaemoglobin
4.
none of these
More binding of CO2 occurs when pCO2 is _____ and pO2 is ____
| 1. | high, high | 2. | low, high |
| 3. | high, low | 4. | low, low |
In alveoli,
(1)pCO2 is high and pO2is low
(2)pCO2 is low and pO2 is high
(3)pCO2 is low and pO2 low
(4)None of the above
The formation of Carbonic acid from Carbon dioxide and water is catalysed the enzyme
1. Carbonic anhydrase
2. Carbonic anhydride
3. Carbonic hydrase
4. Both 1 and 3
At tissue sites, partial pressure of CO2 is high due to_______ process.
| 1. | Anabolic | 2. | catabolic |
| 3. | Both A and B | 4. | Oxidative |
The CO2 is trapped in the form of ___________ at the tissue level.
(1)Bicarbonate
(2)Carbonate
(3)Both
(4) CO2
Which of the following helps in regulation the respiratory rhythm
(1)Respiratory rhythm centre
(2)Pneumotaxic centre
(3)Aortic arch and carotid artery receptors
(4)All of the above
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