Which one is odd out regarding breathing rate
(1)heart beat rate

(2)B.M.R

(3)CO2 concentration

(4)Body size

Subtopic:  Respiratory System: Upper Respiratory Tract |
 60%
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Which of the following volume of air cannot be measured by respirometer?
(1)IRV

(2)ERV

(3)RV

(4)Both A and B

Subtopic:  Respiratory System: Pulmonary Volumes & Capacities |
 76%
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Volume of air which does not participate in gaseous exchange is
(1)Residual volume

(2)Dead space air

(3)Tidal volume

(4)Both A and B

Subtopic:  Respiratory System: Pulmonary Volumes & Capacities |
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The volume of air expired normally after forceful inspiration
1. TV+ IRV
2. TV+ERV
3. TV
4. None of these

Subtopic:  Respiratory System: Pulmonary Volumes & Capacities |
From NCERT
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The volume of air expired forcefully after normal inspiration
1. TV+ IRV
2.TV+ERV
3.TV
4. None of these

Subtopic:  Respiratory System: Pulmonary Volumes & Capacities |
 80%
From NCERT
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The volume of air expired forcefully after forceful inspiration
(1)TV+ IRV

(2)TV+ERV+IRV

(3)TV+ERV+IRV+RV

(4)None of these

Subtopic:  Respiratory System: Pulmonary Volumes & Capacities |
 72%
From NCERT
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The partial pressure of CO2 is minimum in the

1. atmospheric air

2. Alveoli

3. Deoxygenated blood

4. Oxygenated blood

Subtopic:  Respiratory System: Exchange of Gases |
 69%
From NCERT
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Diffusion membrane consists of

1. Squamous epithelium of alveoli

2. endothelium of alveolar capillaries

3. Basement substance between them

4. All of the above

Subtopic:  Respiratory System: Exchange of Gases |
 96%
From NCERT
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What percentage of Carbon dioxide is transported by RBCs

1. 7

2. 20-25

3. 70

4. 97

Subtopic:  Respiratory System: Transport of Gases |
 84%
From NCERT
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What percentage of Carbon dioxide is transported in a dissolved state through plasma

1. 7

2. 20-25

3. 70

4. 97

Subtopic:  Respiratory System: Transport of Gases |
 81%
From NCERT
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