ZOOLOGY FREE ONLINE TEST 20

1 / 10

The exchange of gases in lungs is also called —

Internal respiration

External respiration

Cellular respiration

Pulmonary ventilation

2 / 10

The condition of reduced oxygen carrying capacity of blood is —

Anaemia

Hypoxia

Cyanosis

Asphyxia

3 / 10

The disease caused by inflammation of bronchi is —

Asthma

Pneumonia

Bronchitis

Tuberculosis

4 / 10

The normal pH of blood is —

7.0

7.4

6.5

6.4

5 / 10

The chloride shift is associated with transport of —

Carbon dioxide

Oxygen

Nitrogen

Hydrogen

6 / 10

The inspiratory reserve volume (IRV) is about —

1000 ml

500 ml

1200 ml

2500–3000 mL

7 / 10

The respiratory membrane consists of —

Alveolar epithelium only

Capillary endothelium only

Both alveolar epithelium and capillary endothelium

Bronchial lining

8 / 10

The percentage of CO₂ transported as bicarbonates in blood is about —

60%

70%

20%

90%

9 / 10

The transport of oxygen in blood mainly occurs as —

Oxyhaemoglobin

Dissolved in plasma

Carbamino compounds

Bicarbonates

10 / 10

The total volume of air a person can exhale after maximum inhalation is —

Inspiratory capacity

Residual volume

Tidal volume

Vital capacity

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ZOOLOGY FREE ONLINE TEST 20

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