17. Breathing and Exchange of Gases

17. Breathing and Exchange of Gases

16 Maths Exercise Solutions

Define vital capacity. What is its significance?

17.6 Disorders of Respiratory System, Question No.1
Define vital capacity. What is its significance?

State the volume of air remaining in the lungs after a normal breathing.

17.6 Disorders of Respiratory System, Question No.2
State the volume of air remaining in the lungs after a normal breathing.

Diffusion of gases occurs in the alveolar region only and not in the other parts of the respiratory systems. Why?

17.6 Disorders of Respiratory System, Question No.3
Diffusion of gases occurs in the alveolar region only and not in the other parts of the respiratory systems. Why?

What are the major transport mechanisms for CO₂? Explain.

17.6 Disorders of Respiratory System, Question No.4
What are the major transport mechanisms for CO₂? Explain.

What will be the pO2 and pCO2 in the atmospheric air compared to those in the alveolar air?（ ）
A. lesser, higher
B. higher, lesser
C. higher, higher
D. lesser, lesser
17.6 Disorders of Respiratory System, Question No.5
What will be the pO2 and pCO2 in the atmospheric air compared to those in the alveolar air?（ ）
A. lesser, higher
B. higher, lesser
C. higher, higher
D. lesser, lesser
Explain the process of inspiration under normal conditions.

17.6 Disorders of Respiratory System, Question No.6
Explain the process of inspiration under normal conditions.

How is respiration regulated?

17.6 Disorders of Respiratory System, Question No.7
How is respiration regulated?

What is the effect of  on oxygen transport?

17.6 Disorders of Respiratory System, Question No.8
What is the effect of  on oxygen transport?

What happens to the respiratory process in a man going up a hill?

17.6 Disorders of Respiratory System, Question No.9
What happens to the respiratory process in a man going up a hill?

What is the site of gaseous exchange in an insect?

17.6 Disorders of Respiratory System, Question No.10
What is the site of gaseous exchange in an insect?