Total Lung Capacity

Q. Total lung capacity is the sum of ____________________ and ______________________ .

1. tidal volume, inspiratory reserve volume
2. expiratory reserve volume, residual volume
3. residual volume, vital capacity
4. tidal volume, expiratory reserve volume

Q. In the following functional human lung studies, identify the total lung capacity

I	Inspiratory Capacity (IC)
II	Functional Residual Capacity (FRC)
III	Vital Capacity (VC)
IV	Inspiratory Reserve Volume (IRV)
V	Residual Volume RV)
VI	Expiratory Reserve Volume (ERV)
VII	Tidal Volume (TV)

The correct answer is

1. IV and VI
2. I and IV
3. II and III
4. III and V

Q.

Complete the following blanks, regarding lung volumes and capacities.
i. First lung capacity (FRC)$⟶$ ERV+RV= ________.
ii. Inspiratory capacity (IC)$⟶$ TV+IRV= ________.
iii. Vital capacity (VC)$⟶$ IC+ERV= ________.
iv. Total lung capacity $⟶$ RV+VC= ________.

1. i. 2, 400 ii. 3, 500 iii. 4, 700 iv. 5, 900

2. i. 5, 900 ii. 2, 400 iii. 3, 500 iv. 4, 700

3. i. 3, 500 ii. 4, 700 iii. 2, 400 iv. 5, 900

4. i. 2, 400 ii. 4, 700 iii. 3, 500 iv. 5, 900

Q.

The maximum volume of air contained in the lung by a full forced inhalation is called as ______

1. vital capacity

2. tidal volume

3. total lung capacity

4. inspiratory capacity

Q. Total volume of air accommodated in the lungs at the end of a forced inspiration is called __________.

1. total lung capacity
2. vital capacity
3. functional residual capacity
4. none of the above

Q. In the following functional human lung studies, identify the total lung capacity

I	Inspiratory Capacity (IC)
II	Functional Residual Capacity (FRC)
III	Vital Capacity (VC)
IV	Inspiratory Reserve Volume (IRV)
V	Residual Volume RV)
VI	Expiratory Reserve Volume (ERV)
VII	Tidal Volume (TV)

The correct answer is

1. IV and VI
2. I and IV
3. II and III
4. III and V

Q. Identify the correct and incorrect match about the respiratory volume and capacities and mark the correct answer.
(a) Expiratory capacity = Tidal volume + Residual volume
(b) Vital capacity = Total lung capacity – Residual volume
(c) Inspiratory capacity = Total lung capacity – Functional Residual capacity
(d) Total lung capacity = Vital capacity + Functional Residual capacity

1. (a) - Incorrect, (b) - Correct,
   (c) - Correct, (d) - Incorrect
2. (a) - Correct, (b) - Correct,
   (c) - Incorrect, (d) - Correct
3. (a) - Incorrect, (b) - Correct,
   (c) - Incorrect, (d) - Incorrect
4. (a) - Correct, (b) - Incorrect,
   (c) - Incorrect, (d) - Correct