Home
Class 12
BIOLOGY
The partial pressure of oxygen in the al...

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

A

less than that of carbon dioxide

B

equal to that in the blood

C

more than that in the blood

D

less than that in the blood

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • BREATHING AND EXCHANGE OF GASES

    MOTION|Exercise Exercise 4|21 Videos

  • BREATHING AND EXCHANGE OF GASES

    MOTION|Exercise Exercise 2|48 Videos

  • BODY FLUIDS AND CIRCULATION

    MOTION|Exercise EXERCISE -4 AIIMS | Assertion & Reason Questions|34 Videos

  • CELL CYCLE AND CELL DIVISION

    MOTION|Exercise Exercise - 4(AIIMS - 2018)|28 Videos

Similar Questions

Explore conceptually related problems

the partial pressure of oxygen in the alveolar air is

The partial pressure of oxygen at the site a (alveoli of lungs ) and B (oxygenated blood ) is

Partial pressure of oxygen in the lungs is .

partial pressure of CO_2 in alveoli of lungs

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

Read the following statement . a) High H^+ concentration and higher temperature are favourable for dissociation of oxygen from oxyhaemoglobin. b) Partial pressure of oxygen in alveoli is higher than in tissue . c) The maximum volume of air a person can breather in after a forced expiration is vital capacity. d) In alveoli PCO_2 low and PO_2 high are for dissociation of CO_2 from carbamino haemoglobin . How many of the above statement are true ?

what is partial pressure of oxygen in systemic vein?

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

Partial pressur eof oxygen in alveoli , atmospheric air and tissue will be

The partial pressure of oxygen at the site A and B in the following figure is

MOTION-BREATHING AND EXCHANGE OF GASES-Exercise 3
  1. Which two of the following changes (A-B) usually tend to occur in the ...

    Text Solution

    |

  2. What is true about RBCs in humans?

    Text Solution

    |

  3. Which one of the following is a possibility for most of us in regards ...

    Text Solution

    |

  4. Two friends are eating togeather on a dinning table. One of them sudde...

    Text Solution

    |

  5. The figure given below shows a small part of human lung where exchange...

    Text Solution

    |

  6. A large proportion of oxygen is left unused the human blood even after...

    Text Solution

    |

  7. Bulk of carbon dioxide (CO(2)) released from body tissues into the blo...

    Text Solution

    |

  8. Which one of the following is the correct statement for respiration in...

    Text Solution

    |

  9. People who have migrated from the planes to an area adjoining Rohtang ...

    Text Solution

    |

  10. During swallowing of food which of the following structures prevent th...

    Text Solution

    |

  11. the figure shows a diagrammatic view of human respiratory system with ...

    Text Solution

    |

  12. The major fraction of CO(2) released during cellular respiration is tr...

    Text Solution

    |

  13. Name the pulmonary disease in which alveolar surface area involv...

    Text Solution

    |

  14. When you hold your breath, which of the following gas changes in blood...

    Text Solution

    |

  15. Asthma may be attributed to:

    Text Solution

    |

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

    Text Solution

    |

  17. Lungs do not collapse between breaths and some air always remains in t...

    Text Solution

    |

  18. Which statement is wrong for Krebs' cycle ?

    Text Solution

    |

  19. Due to increasing air-borne allergens a pollutants, many people in urb...

    Text Solution

    |

  20. Tidal Volume and Expiratory Reserve Volume an athlete is 500 mL and 10...

    Text Solution

    |