Vital Capacity

Q. The maximum volume of air a person can breath in after a forced expiration includes:

1. TV, ERV
2. TV, IRV
3. TV, ERV, IRV
4. ERV, RV

Q. The maximum volume of air a person can breathe in after forceful exhalation is called

1. total lung capacity
2. vital capacity
3. functional residual capacity
4. inspiratory capacity

Q.

Define vital capacity. What is its significance?

Q. The exchange of gases between the blood capillaries and the alveoli of the lungs occurs by

1. osmosis
2. facilitated diffusion
3. active transport
4. simple diffusion

Q. Listed below are four respiratory capacites (i - iv) and four jumbled respiratory volumes of a normal human adult:

Respiratory capacities	Respiratory volumes
(i) Residual volume	2500 mL
(ii) Vital capacity	3500 mL
(iii) Inspiratory reserve volume	1200 mL
(iv) Inspiratory capacity	4500 mL

Which one of the following is the correct matching of two capacities and volumes?

1. (iii) 1200 mL, (iv) 2500 mL
2. (iv) 3500 mL, (i) 1200 mL
3. (i) 4500 mL, (ii) 3500 mL
4. (ii) 2500 mL, (iii) 4500 mL
   

Q. The respiratory membranes facilitates the exchange of respiratory gases through diffusion. Oxygen enters the deoxygenated blood through diffusion because:

1. Partial pressure of oxygen in alveolar air and capillaries is 40 mm Hg and 104 mm Hg respectively
2. Partial pressure of oxygen in alveolar air and capillaries is 104 mm Hg and 40 mm Hg respectively
3. Partial pressure of oxygen in alveolar air and capillaries is 45 mm Hg and 40 mm Hg respectively
4. Partial pressure of oxygen in alveolar air and capillaries is 40 mm Hg and 45 mm Hg respectively

Q. The maximum volume of air a person can breathe in after a forced expiration is called ___________.

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

Q.

The amount of air that can be inspired above the tidal volume is called ________.

1. reserve air

2. expiratory reserve

3. inspiratory reserve

4. vital capacity

Q. Volume of air inspired or expired during a normal respiration is called

Q.

A person breathes in some volume of air by forced inspiration after having a forced expiration. This quantity of air taken in is

(a) total lung capacity

(b) tidal volume

(c) vital capacity

(d) inspiratory capacity

Q. The volume of air expired forcefully after forceful inspiration -

Q.

The exchange of gases between blood capillaries and alveoli in the lungs is through

1. simple diffusion
2. facilitated diffusion
3. active transport
4. osmosis

Q. The maximum volume of air a person can breath in after a forced expiration includes:

1. TV, ERV
2. TV, IRV
3. TV, ERV, IRV
4. ERV, RV

Q.

Define vital capacity. What is its significance?

Q.

Define the following

Eupnea

Q.

Differentiate between

(a) Inspiratory and expiratory reserve volume

(b) Vital capacity and total lung capacity.

(c) Emphysema and occupational respiratory disorder.

Q. Vital capacity (VC) of lungs is_____________________

1. 2000ml
2. 2300ml
3. 1500ml
4. 4300ml

Q. Vital capacity, the maximum volume of air a person can exhale after maximum inhalation is measured with

1. Aspirator
2. Spirometer
3. Sphygmomanometer
4. Stethoscope

Q. Explain the terms: Vital capacity of lungs in terms of IRV (Inspiratory Reserve Volume), ERV (Expiratory Reserve Volume), TV (Tidal Volume) and RV (Residual Volume)

Q. Vital capacity (VC) of lungs is_____________________

1. 1500ml
2. 2000ml
3. 2300ml
4. 4300ml

Q.

The maximum volume of air that can be released from the lungs by forceful expiration after deepest inspiration is called the ______.

1. Ventilation rate

2. Total lung capacity

3. Vital capacity

4. Tidal volume

Q.

___ respiration takes place in the muscle cells of man.

Q. Given below are few respiratory disorders. Identify occupational respiratory disorders among these.
(i) Coryza
(ii) SARS
(iii) Silicosis
(iv) Asbestosis
(v) Emphysema

1. (i) and (ii)
2. (i) and (v)
3. (iii) and (iv)
4. (i), (ii) and (v)

Q.

To remove harmful by-products of cellular reactions the life process is

1. Excretion

2. Nutrition

3. Respiration

4. Growth

Q. Given that tidal volume is $600$ml, inspiratory reserve volume is $2500$ml, and expiratory reserve volume is $800$ml, what is the value of vital capacity of lung?

1. $1400$ml
2. $3300$ml
3. $3900$ml
4. $3100$ml

Q. Short / long answer type questions.
Write short notes on:
(a) Vital capacity, (b) Tidal volume, (c) Artificial respiration, (d) Inspiratory reserve volume, (e) Chloride shift

Q.

What is the total vital capacity of lungs in man ?

1. 500 ml
2. 2, 000 ml
3. 4, 600 ml
4. 5, 800 ml

Q. After deep inspiration, capacity of maximum expiration of lung is called as

1. Functional residual capacity
2. Total lung capacity
3. Vital capacity
4. Inspiratory capacity

Q. What is the vital capacity of our lungs?

1. Inspiratory reserve volume plus functional residual capacity.
2. Total lung capacity minus residual volume.
3. Inspiratory reserve volume plus expiratory reserve volume
4. Total lung capacity minus expiratory reserve volume.

Q. The exchange of gases between blood capillaries and alveoli in the lungs is through:

1. simple diffusion
2. active transport
3. osmosis
4. facilitated diffusion