Home
Class 11
BIOLOGY
Among the following the partial pressure...

Among the following the partial pressure of oxygen is maximum in

A

alveolar air

B

aterial blood

C

venous blood

D

expired air.

Text Solution

Verified by Experts

The correct Answer is:
D
The particle pressure of `O_(2)` in the expired air is `116 mm` Hg. In alveolar air it is `104 mm` Hg, in arterial blood it is `95 mm` Hg and in venous blood it is `40 mm` Hg.
Promotional Banner

Topper's Solved these Questions

  • BODY FLUIDS AND CIRCULATION

    NCERT FINGERTIPS|Exercise Body Fluids And Circulation|151 Videos

  • CELL - THE UNIT OF LIFE

    NCERT FINGERTIPS|Exercise Cell - The Unit Of Life|159 Videos

Similar Questions

Explore conceptually related problems

The partial pressure of a dry gas is

the partial pressure of oxygen in the alveolar air is

Partial pressure of oxygen in the lungs is .

what is partial pressure of oxygen in systemic vein?

Alveoli is the site for the gas exchange in the respiratory system of humans. Gas exchange occurs due to the gradient in the partial pressure of gases. During the process, the partial pressures of oxygen in alveoli is found to be

What is partial pressure?

The partial pressure of oxygen in the alveoli of the lungs is

Which of the following statements about partial pressures of gases is CORRECT ?

At high altitudes the partial pressure of oxygen is less than that at the ground level. This leads to

NCERT FINGERTIPS-BREATHING AND EXCHANGE OF GASES-Breathing And Exchange Of Gases
  1. What is the approximate normal composition of alveolar air ?

    Text Solution

    |

  2. The CO(2) content by volume, in the atmospheric air is about

    Text Solution

    |

  3. Among the following the partial pressure of oxygen is maximum in

    Text Solution

    |

  4. In lungs, the air is separated from the venous blood through

    Text Solution

    |

  5. The factor which does not affect the rate of alveolar diffusion is

    Text Solution

    |

  6. Besides RBC, blood plasma also carries O(2) in solution. The percentag...

    Text Solution

    |

  7. Which of the following statement is correct?

    Text Solution

    |

  8. Which of the following statement is true about RBCs in humans?

    Text Solution

    |

  9. The carbon dioxide is transported via blood to lungs mostly

    Text Solution

    |

  10. Blood carries the CO(2) in three forms. The correct percentages of CO(...

    Text Solution

    |

  11. Bluk of oxygen diffuses from the plasma into the red blood corpuscles ...

    Text Solution

    |

  12. One haemoglobin carries how many molecules of O(2) ?

    Text Solution

    |

  13. The oxygen dissociation curve is

    Text Solution

    |

  14. Which of the following is incorrect about the given graph ?

    Text Solution

    |

  15. The given graph shows an oxygen dissociation curve for haemoglobin. ...

    Text Solution

    |

  16. When temperature decrease, oxy-Hb curve becomes

    Text Solution

    |

  17. Which of the following factors is not favourable for the formation of ...

    Text Solution

    |

  18. Consider for following four statements and select the correct option s...

    Text Solution

    |

  19. After taking a long deep breath we do not respire for some seconds due...

    Text Solution

    |

  20. A large proportion of oxygen remain unused in the human blood even aft...

    Text Solution

    |