Respiratory System Physiology Test 02 Online Preparation

1. What will happen when a person of Kerala goes to Mount Everest?

A. His breathing rate will decrease but heartbeat will increase

B. His breathing rate will increase but heartbeat will decrease

C. His breathing rate and heart beat will increase

D. His breathing rate and hearbeat will decrease

2. What will happen when a person stays at Mount Everest for some days?

A. Number of RBCs will not change

B. His body will step down the production of RBCs

C. His RBCs will become very large

D. RBCs production in his body will step up

3. In case the concentration of oxygen in the tissues were almost as high as at the respiratory surface then?

A. Oxyhaemoglobin would dissociate to supply oxygen to tissues

B. Carbondioxide will will interfere in the transport of oxygen

C. Oxyhaemoglobin would not dissociate tosupply oxygen to tissues

D. Haemoglobin would combine with more oxygen at respiratory surface

4. Blood leaving the lungs has all its haemoglobin oxygenated and gives up oxygen to tissues due to one of the following reasons?

A. The tissues can absorb oxygen from oxyhaemoglobin

B. Oxygen concentration in tissues is higher and CO2 concentration is

C. Oxyaemoglobin undergoes reduction

D. Oxygen concentration in tissues is lower and CO2 concentration is higher than in lungs

5. In which way the frog respires during period of hibernation?

A. Through lungs and external gills

B. Through external gills

C. Through moist skin

D. Through lungs and buccopharyngeal cavity

6. Respiratory site of the cell is?

A. Mitochondria

B. Ribosomes

C. None of these

D. Golgi complex

7. In which of these manners the oxygen is transported to tissues in the vertebrates?

A. All of these ways

B. Dissolved in the plasma of blood

C. Combined with haemoglobin as oxyhaemoglobin

D. Adsorbed to the surface of blood corpuscles

8. In young male which of these amounts of oxygen diffuse per minutes per mm of respiratory membrane?

A. 21ml

B. 11ml

C. 41ml

D. 31ml

9. Body tissues obtain oxygen from oxyaemoglobin because its dissociation is caused by?

A. High CO2 concentration

B. Low CO2 concentration

C. Low concentration of oxygen

D. Low O2 and high CO2 concentration

10. Respiration in absence of oxygen is termed?

A. Both (a) & (b)

B. Aerobic

C. None of these

D. Anerobic

Respiratory System Physiology Test 02 Online Preparation

Leave a Reply Cancel reply