Tidal Volume

Q.

The amount of air that enters the lungs during normal, restful breathing is called the _____.

1. vital capacity

2. tidal volume

3. expiratory reserve volume

4. total lung capacity

Q. Match the items given in column I with those in column II and select correct option given below:

Column I	Column II
a. Tidal volume	(i ) 2500 - 3000 mL
b. Inspiratory reserve volume	(ii) 1100 - 1200 mL
c. Expiratory reserve volume	(iii ) 500 - 550 mL
d. Residual volume	(iv) 1000 - 1100 mL

1. a( i) ., b( iv) ., c( ii)., d( iii)
2. a(iii)., b( i)., c( iv) ., d( ii)
3. a( iii)., b( ii)., c( i)., d(iv)
4. a(iv)., b( iii)., c( ii)., d(i)

Q. The volume of air taken in and out of the lungs during normal breathing is called____________________

1. tidal volume
2. residual volume
3. inspiratory reserve volume
4. expiratory reserve volume

Q. Match the respiratory disorders to their symptoms.

	Disorder		Symptom
A.	Emphysema	I.	Excessive phlegm
B.	Pneumonia	II.	Scarring of lung tissue
C.	Silicosis	III.	Inflammation of bronchi
D.	Asthma	IV.	Damaged alveoli

1. A-III, B-II, C-IV, D-I
2. A-IV, B-I, C-III, D-II
3. A-IV, B-III, C-I, D-II
4. A-IV, B-I, C-II, D-III

Q.

What is Tidal volume? Find out the Tidal volume (approximate value) for a healthy human in an hour.

Q. A person travelling from sea level to high altitudes can develop

1. High risk sickness
2. Altitude sickness
3. Sea level sickness
4. All of the above

Q. The given figure illustrates the changes in lung volume during the process of breathing. The change from II to III indicates the?

1. Movement of diaphragm away from the lungs
2. Expansion of the thoracic cavity
3. Movement of air out of the lungs
4. Expansion of ribs

Q. Observe the picture and choose the correctly labeled parts:

1. B: Pulmonary circulation; D: Pulmonary artery
2. A: Pulmonary circulation; C: Pulmonary vein
3. D: Pulmonary artery; C: Aorta
4. C: Pulmonary vein; B: Pulmonary circulation

Q. Pulmonary trunk and aorta are attached by

1. Chordae tendinae
2. Ligamentum arteriosus
3. Coronary sulcus
4. Pericardium.

Q. In humans fine particles, penetrate deep into ________.

1. Brain
2. Heart
3. Lungs
4. Skin