Expiratory Capacity

Q.

What is the total volume (approximately) of air that can be forcefully exhaled after a normal inspiration?

1. 1 L

2. 1.5 L

3. 4 L

4. 2 L

Q.

What is the total volume (approximately) of air that can be forcefully exhaled after a normal inspiration?

1. 2 L

2. 1.5 L

3. 4 L

4. 1 L

Q. Match the respiratory capacities to their correct calculations.

1. TV + IRV
2. ERV + IC
3. TV + ERV
4. ERV + RV

Q. The maximum volume of air that can be breathed out after normal inspiration is called____________________

1. expiratory capacity
2. vital capacity
3. total lung capacity
4. inspiratory capacity

Q. Total volume of air a person can expire after a normal inspiration which includes tidal volume and expiratory reserve volume (TV+ERV) is called _________________.

1. expiratory capacity
2. functional residual capacity
3. inspiratory capacity
4. none of the above

Q. Expiratory capacity is?

1. Tidal volume
2. Residual volume
3. ERV
4. TV $+$ ERV

Q. Give a brief account on Expiratory capacity (EC)

Q. Fill in the blanks with approriate words.
The internal intercostal muscles contract during ..........

Q. Match column i with column II and select the correct option from the codes given below.

Column I	Column II
A. TV + ERV	(i) Expiratory capacity
B. RV + ERV + TV + IRV	(ii) Total lung capacity
C. ERV + RV	(iii) Functional residual capacity

1. A-(i), B-(ii), C-(iii)
2. A-(iii), B-(ii), C-(i)
3. A-(iii), B-(i), C-(ii)
4. A-(ii), B-(iii), C-(i)

Q. Choose the correct answer from the alternatives given.
Expiration

1. occurs when alveolar pressure reaches 758 mm Hg
2. requires the alveolar pressure to be greater than the atmospheric pressure
3. involves the expansion of the pleural membranes
4. occurs when atmospheric pressure is equal to the pressure in the lungs