Exchange of Gases
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BIOXI17: BREATHING AND EXCHANGE OF GASES

338717 Which of the following factors affect the rate of diffusion?
i. Pressure gradient
ii. Oxygen gradient
iii. Solubitity of gases
iv. Reactivity of gases
v. Thickness of the membranes involved in diffusion

1 i, iii and v
2 i, iii, iv and v
3 i, ii, iii, iv and v
4 i, ii, iii and v
BIOXI17: BREATHING AND EXCHANGE OF GASES

338718 How many layers are present in the diffusion membrane of alveolus capillary?

1 5
2 3
3 2
4 4
BIOXI17: BREATHING AND EXCHANGE OF GASES

338719 Which of the following statement is/are true?
I. \(\mathrm{pCO}_{2}\) in deoxygenated blood is \(95 \mathrm{~mm} \mathrm{Hg}\)
II. The \(\mathrm{pO}_{2}\) in deoxygenated blood is \(40 \mathrm{~mm}\) \(\mathrm{Hg}\)
III. The \(\mathrm{pO}_{2}\) in oxygenated blood is \(95 \mathrm{~mm} \mathrm{Hg}\)
IV. The \(\mathrm{pO}_{2}\) in alveolar air is \(104 \mathrm{~mm} \mathrm{Hg}\)
V. The \(\mathrm{pCO}_{2}\) in alveolar air is \(40 \mathrm{~mm} \mathrm{Hg}\)

1 I, II and III are correct
2 I, III and V are correct
3 I, IV and V are correct
4 II, III, IV and V are correct
BIOXI17: BREATHING AND EXCHANGE OF GASES

338720 The partial pressure of oxygen in the alveoli is

1 \(104 \mathrm{~mm} \mathrm{Hg}\)
2 \(45 \mathrm{~mm} \mathrm{Hg}\)
3 \(159 \mathrm{~mm} \mathrm{Hg}\)
4 \(95 \mathrm{~mm} \mathrm{Hg}\)
BIOXI17: BREATHING AND EXCHANGE OF GASES

338721 Consider the following statements and select the option which includes all the correct ones:-
I. Partial pressures of \(\mathrm{O}_{2}\) and \(\mathrm{CO}_{2}\) in alveolar air are \({\rm{104}}\;{\rm{mmHg}}\) and \(40 \mathrm{~mm} \mathrm{Hg}\)
II. Partial pressures of \(\mathrm{O}_{2}\) and \(\mathrm{CO}_{2}\) in deoxygenated blood are \({\rm{40}}\;{\rm{mmHg}}\) and \(45 \mathrm{~mm} \mathrm{Hg}\) respectively
III. Partial pressures of \(\mathrm{O}_{2}\) and \(\mathrm{CO}_{2}\) in deoxygenated blood are \({\rm{95}}\;{\rm{mmHg}}\) and 40 \(\mathrm{mm} \mathrm{Hg}\)
IV. Partial pressures of \(\mathrm{O}_{2}\) and \(\mathrm{CO}_{2}\) in atmospheric air are \({\rm{40}}\;{\rm{mmHg}}\) and \(46 \mathrm{~mm}\) \(\mathrm{Hg}\)
Options :

1 Statements I,II and III are correct
2 Statements I,II,III and IV are correct
3 Statements III and IV are correct
4 Statements I, II are correct
NEET DIGITAL LIBRARY
BIOXI17: BREATHING AND EXCHANGE OF GASES

338717 Which of the following factors affect the rate of diffusion?
i. Pressure gradient
ii. Oxygen gradient
iii. Solubitity of gases
iv. Reactivity of gases
v. Thickness of the membranes involved in diffusion

1 i, iii and v
2 i, iii, iv and v
3 i, ii, iii, iv and v
4 i, ii, iii and v
BIOXI17: BREATHING AND EXCHANGE OF GASES

338718 How many layers are present in the diffusion membrane of alveolus capillary?

1 5
2 3
3 2
4 4
BIOXI17: BREATHING AND EXCHANGE OF GASES

338719 Which of the following statement is/are true?
I. \(\mathrm{pCO}_{2}\) in deoxygenated blood is \(95 \mathrm{~mm} \mathrm{Hg}\)
II. The \(\mathrm{pO}_{2}\) in deoxygenated blood is \(40 \mathrm{~mm}\) \(\mathrm{Hg}\)
III. The \(\mathrm{pO}_{2}\) in oxygenated blood is \(95 \mathrm{~mm} \mathrm{Hg}\)
IV. The \(\mathrm{pO}_{2}\) in alveolar air is \(104 \mathrm{~mm} \mathrm{Hg}\)
V. The \(\mathrm{pCO}_{2}\) in alveolar air is \(40 \mathrm{~mm} \mathrm{Hg}\)

1 I, II and III are correct
2 I, III and V are correct
3 I, IV and V are correct
4 II, III, IV and V are correct
BIOXI17: BREATHING AND EXCHANGE OF GASES

338720 The partial pressure of oxygen in the alveoli is

1 \(104 \mathrm{~mm} \mathrm{Hg}\)
2 \(45 \mathrm{~mm} \mathrm{Hg}\)
3 \(159 \mathrm{~mm} \mathrm{Hg}\)
4 \(95 \mathrm{~mm} \mathrm{Hg}\)
BIOXI17: BREATHING AND EXCHANGE OF GASES

338721 Consider the following statements and select the option which includes all the correct ones:-
I. Partial pressures of \(\mathrm{O}_{2}\) and \(\mathrm{CO}_{2}\) in alveolar air are \({\rm{104}}\;{\rm{mmHg}}\) and \(40 \mathrm{~mm} \mathrm{Hg}\)
II. Partial pressures of \(\mathrm{O}_{2}\) and \(\mathrm{CO}_{2}\) in deoxygenated blood are \({\rm{40}}\;{\rm{mmHg}}\) and \(45 \mathrm{~mm} \mathrm{Hg}\) respectively
III. Partial pressures of \(\mathrm{O}_{2}\) and \(\mathrm{CO}_{2}\) in deoxygenated blood are \({\rm{95}}\;{\rm{mmHg}}\) and 40 \(\mathrm{mm} \mathrm{Hg}\)
IV. Partial pressures of \(\mathrm{O}_{2}\) and \(\mathrm{CO}_{2}\) in atmospheric air are \({\rm{40}}\;{\rm{mmHg}}\) and \(46 \mathrm{~mm}\) \(\mathrm{Hg}\)
Options :

1 Statements I,II and III are correct
2 Statements I,II,III and IV are correct
3 Statements III and IV are correct
4 Statements I, II are correct
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BIOXI17: BREATHING AND EXCHANGE OF GASES

338717 Which of the following factors affect the rate of diffusion?
i. Pressure gradient
ii. Oxygen gradient
iii. Solubitity of gases
iv. Reactivity of gases
v. Thickness of the membranes involved in diffusion

1 i, iii and v
2 i, iii, iv and v
3 i, ii, iii, iv and v
4 i, ii, iii and v
BIOXI17: BREATHING AND EXCHANGE OF GASES

338718 How many layers are present in the diffusion membrane of alveolus capillary?

1 5
2 3
3 2
4 4
BIOXI17: BREATHING AND EXCHANGE OF GASES

338719 Which of the following statement is/are true?
I. \(\mathrm{pCO}_{2}\) in deoxygenated blood is \(95 \mathrm{~mm} \mathrm{Hg}\)
II. The \(\mathrm{pO}_{2}\) in deoxygenated blood is \(40 \mathrm{~mm}\) \(\mathrm{Hg}\)
III. The \(\mathrm{pO}_{2}\) in oxygenated blood is \(95 \mathrm{~mm} \mathrm{Hg}\)
IV. The \(\mathrm{pO}_{2}\) in alveolar air is \(104 \mathrm{~mm} \mathrm{Hg}\)
V. The \(\mathrm{pCO}_{2}\) in alveolar air is \(40 \mathrm{~mm} \mathrm{Hg}\)

1 I, II and III are correct
2 I, III and V are correct
3 I, IV and V are correct
4 II, III, IV and V are correct
BIOXI17: BREATHING AND EXCHANGE OF GASES

338720 The partial pressure of oxygen in the alveoli is

1 \(104 \mathrm{~mm} \mathrm{Hg}\)
2 \(45 \mathrm{~mm} \mathrm{Hg}\)
3 \(159 \mathrm{~mm} \mathrm{Hg}\)
4 \(95 \mathrm{~mm} \mathrm{Hg}\)
BIOXI17: BREATHING AND EXCHANGE OF GASES

338721 Consider the following statements and select the option which includes all the correct ones:-
I. Partial pressures of \(\mathrm{O}_{2}\) and \(\mathrm{CO}_{2}\) in alveolar air are \({\rm{104}}\;{\rm{mmHg}}\) and \(40 \mathrm{~mm} \mathrm{Hg}\)
II. Partial pressures of \(\mathrm{O}_{2}\) and \(\mathrm{CO}_{2}\) in deoxygenated blood are \({\rm{40}}\;{\rm{mmHg}}\) and \(45 \mathrm{~mm} \mathrm{Hg}\) respectively
III. Partial pressures of \(\mathrm{O}_{2}\) and \(\mathrm{CO}_{2}\) in deoxygenated blood are \({\rm{95}}\;{\rm{mmHg}}\) and 40 \(\mathrm{mm} \mathrm{Hg}\)
IV. Partial pressures of \(\mathrm{O}_{2}\) and \(\mathrm{CO}_{2}\) in atmospheric air are \({\rm{40}}\;{\rm{mmHg}}\) and \(46 \mathrm{~mm}\) \(\mathrm{Hg}\)
Options :

1 Statements I,II and III are correct
2 Statements I,II,III and IV are correct
3 Statements III and IV are correct
4 Statements I, II are correct
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BIOXI17: BREATHING AND EXCHANGE OF GASES

338717 Which of the following factors affect the rate of diffusion?
i. Pressure gradient
ii. Oxygen gradient
iii. Solubitity of gases
iv. Reactivity of gases
v. Thickness of the membranes involved in diffusion

1 i, iii and v
2 i, iii, iv and v
3 i, ii, iii, iv and v
4 i, ii, iii and v
BIOXI17: BREATHING AND EXCHANGE OF GASES

338718 How many layers are present in the diffusion membrane of alveolus capillary?

1 5
2 3
3 2
4 4
BIOXI17: BREATHING AND EXCHANGE OF GASES

338719 Which of the following statement is/are true?
I. \(\mathrm{pCO}_{2}\) in deoxygenated blood is \(95 \mathrm{~mm} \mathrm{Hg}\)
II. The \(\mathrm{pO}_{2}\) in deoxygenated blood is \(40 \mathrm{~mm}\) \(\mathrm{Hg}\)
III. The \(\mathrm{pO}_{2}\) in oxygenated blood is \(95 \mathrm{~mm} \mathrm{Hg}\)
IV. The \(\mathrm{pO}_{2}\) in alveolar air is \(104 \mathrm{~mm} \mathrm{Hg}\)
V. The \(\mathrm{pCO}_{2}\) in alveolar air is \(40 \mathrm{~mm} \mathrm{Hg}\)

1 I, II and III are correct
2 I, III and V are correct
3 I, IV and V are correct
4 II, III, IV and V are correct
BIOXI17: BREATHING AND EXCHANGE OF GASES

338720 The partial pressure of oxygen in the alveoli is

1 \(104 \mathrm{~mm} \mathrm{Hg}\)
2 \(45 \mathrm{~mm} \mathrm{Hg}\)
3 \(159 \mathrm{~mm} \mathrm{Hg}\)
4 \(95 \mathrm{~mm} \mathrm{Hg}\)
BIOXI17: BREATHING AND EXCHANGE OF GASES

338721 Consider the following statements and select the option which includes all the correct ones:-
I. Partial pressures of \(\mathrm{O}_{2}\) and \(\mathrm{CO}_{2}\) in alveolar air are \({\rm{104}}\;{\rm{mmHg}}\) and \(40 \mathrm{~mm} \mathrm{Hg}\)
II. Partial pressures of \(\mathrm{O}_{2}\) and \(\mathrm{CO}_{2}\) in deoxygenated blood are \({\rm{40}}\;{\rm{mmHg}}\) and \(45 \mathrm{~mm} \mathrm{Hg}\) respectively
III. Partial pressures of \(\mathrm{O}_{2}\) and \(\mathrm{CO}_{2}\) in deoxygenated blood are \({\rm{95}}\;{\rm{mmHg}}\) and 40 \(\mathrm{mm} \mathrm{Hg}\)
IV. Partial pressures of \(\mathrm{O}_{2}\) and \(\mathrm{CO}_{2}\) in atmospheric air are \({\rm{40}}\;{\rm{mmHg}}\) and \(46 \mathrm{~mm}\) \(\mathrm{Hg}\)
Options :

1 Statements I,II and III are correct
2 Statements I,II,III and IV are correct
3 Statements III and IV are correct
4 Statements I, II are correct
NEET DIGITAL LIBRARY
BIOXI17: BREATHING AND EXCHANGE OF GASES

338717 Which of the following factors affect the rate of diffusion?
i. Pressure gradient
ii. Oxygen gradient
iii. Solubitity of gases
iv. Reactivity of gases
v. Thickness of the membranes involved in diffusion

1 i, iii and v
2 i, iii, iv and v
3 i, ii, iii, iv and v
4 i, ii, iii and v
BIOXI17: BREATHING AND EXCHANGE OF GASES

338718 How many layers are present in the diffusion membrane of alveolus capillary?

1 5
2 3
3 2
4 4
BIOXI17: BREATHING AND EXCHANGE OF GASES

338719 Which of the following statement is/are true?
I. \(\mathrm{pCO}_{2}\) in deoxygenated blood is \(95 \mathrm{~mm} \mathrm{Hg}\)
II. The \(\mathrm{pO}_{2}\) in deoxygenated blood is \(40 \mathrm{~mm}\) \(\mathrm{Hg}\)
III. The \(\mathrm{pO}_{2}\) in oxygenated blood is \(95 \mathrm{~mm} \mathrm{Hg}\)
IV. The \(\mathrm{pO}_{2}\) in alveolar air is \(104 \mathrm{~mm} \mathrm{Hg}\)
V. The \(\mathrm{pCO}_{2}\) in alveolar air is \(40 \mathrm{~mm} \mathrm{Hg}\)

1 I, II and III are correct
2 I, III and V are correct
3 I, IV and V are correct
4 II, III, IV and V are correct
BIOXI17: BREATHING AND EXCHANGE OF GASES

338720 The partial pressure of oxygen in the alveoli is

1 \(104 \mathrm{~mm} \mathrm{Hg}\)
2 \(45 \mathrm{~mm} \mathrm{Hg}\)
3 \(159 \mathrm{~mm} \mathrm{Hg}\)
4 \(95 \mathrm{~mm} \mathrm{Hg}\)
BIOXI17: BREATHING AND EXCHANGE OF GASES

338721 Consider the following statements and select the option which includes all the correct ones:-
I. Partial pressures of \(\mathrm{O}_{2}\) and \(\mathrm{CO}_{2}\) in alveolar air are \({\rm{104}}\;{\rm{mmHg}}\) and \(40 \mathrm{~mm} \mathrm{Hg}\)
II. Partial pressures of \(\mathrm{O}_{2}\) and \(\mathrm{CO}_{2}\) in deoxygenated blood are \({\rm{40}}\;{\rm{mmHg}}\) and \(45 \mathrm{~mm} \mathrm{Hg}\) respectively
III. Partial pressures of \(\mathrm{O}_{2}\) and \(\mathrm{CO}_{2}\) in deoxygenated blood are \({\rm{95}}\;{\rm{mmHg}}\) and 40 \(\mathrm{mm} \mathrm{Hg}\)
IV. Partial pressures of \(\mathrm{O}_{2}\) and \(\mathrm{CO}_{2}\) in atmospheric air are \({\rm{40}}\;{\rm{mmHg}}\) and \(46 \mathrm{~mm}\) \(\mathrm{Hg}\)
Options :

1 Statements I,II and III are correct
2 Statements I,II,III and IV are correct
3 Statements III and IV are correct
4 Statements I, II are correct