Respiratory System Physiology Test 01 Online Preparation

1. Because being trapped in 'dead space' which of these amounts of inhaled air does not reach alveoli of our lungs?

2. We loose which of these amounts of CO2 per minute?

3. Air we inhale has which of the following substances in it?

4. External respiration usually called breathing involves?

5. After each expiration the alveoli of lungs contain which of these amounts of air?

6. The amount of air of respiratory importance reaching into alveoli is?

7. How many times we breathe per minute?

8. Respiration means?

9. Our normal O2 intake per minute amounts to?

10. We inhale about which of these amounts of air in one breathe?