Home
Class 12
BIOLOGY
The respiratory centre in meddulla may r...

The respiratory centre in meddulla may release motor impluses for faster breathing dur to

A

venous blood leaving it

B

arterial blood leaving it

C

venous blood entering into it

D

arterial blood entering into it

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • BODY FLUIDS AND CIRCULATION

    TRUEMAN BIOLOGY|Exercise Multiple Choice Questions|198 Videos

  • CELL CYCLE AND CELL DIVISION

    TRUEMAN BIOLOGY|Exercise MULTIPLE CHOICE QUESTIONS|158 Videos

Similar Questions

Explore conceptually related problems

[A] : Regulation of the rate of breathing is brought about by the respiratory centre of the medulla. [R]: Because of the changes' In the 002 con- tent of the blood.

A person with high fever may be breathing faster than normal. This faster breathing may be due to

Which option is completely correct for the given statements Statement 1 - The nerve impluse ordered by respiratory centre passes through nerve to the diaphragm and the intercostal muscles and regulates respiration Statement 2 - Respiratory centres scatterly located in the brain stem gives of rhythmic stimuli to diaphragm and resiratory muscle and regulate respiration

Statement I : Rate of breathing is regulated is regulated by respiratory centres present in the medulla oblongata. Statement 2 , Changes in the CO_(2) level of the arterial blood control the rate of breathing.

Assertion : The centre of mass of an electron and proton, when released moves faster towards proton. Reason : This is because proton is lighter than electron.

Assertion: The centre mass of an electron and proton, when released moves faster towards proton. Reason: Proton is heavier than electron.

State the following statements as TRUE or FALSE. a. A convex mirror cannot from a real image for a real object. b. The image formed by a convex mirror is always diminished and erect. c. Virtual image formed by a concave mirror is always enlarged. d. Only in the case of a concave mirror, it may happen that the object and its image move in same direction. e. In the case of a concave mirror, the image always move faster than the object. f. If an object is placed in front of a diverging mirror at a distance equal to its focal length, then the height of image formed is half of the height of object. g. For two positions of an object , a concave mirror can form englarged image. h. Concave mirror is used as a rear view mirror in motor vehicles. i. If some portion of the mirror ois covered, then complete image will be formed but of reduced brightness. j. A plane mirror always forms an erect iamge of same size as that of the object. k. The image formed by a plane mirror has left-right reversal. l. A virtual object means a converging beam.

TRUEMAN BIOLOGY-BREATHING AND EXCHANGE OF GASES -MULTIPLE CHOICE QUESTIONS
  1. The Drosal Respiratory group (DRG) is located

    Text Solution

    |

  2. Which oof these parts of the barinsterm is corectly matched with its m...

    Text Solution

    |

  3. The respiratory centre in meddulla may release motor impluses for fast...

    Text Solution

    |

  4. Repiratory centre of brain is sensitive to

    Text Solution

    |

  5. Rate of breathing is maximally affected by

    Text Solution

    |

  6. The impulse for voluntary muscles for forced breathing starts in

    Text Solution

    |

  7. The number of RBCs in main incrases if he lives at a higher altitude b...

    Text Solution

    |

  8. If a person living at sea level migrates to about 8000 feet high hill ...

    Text Solution

    |

  9. When some food particle enters the winpipe instead of oesphagus it is ...

    Text Solution

    |

  10. Lack of breathing is

    Text Solution

    |

  11. Ordinary quiet breathing is

    Text Solution

    |

  12. Asthma is a respiratory disease caused by:

    Text Solution

    |

  13. In which disease, due to flattening of tracheal vessels, alveoli are d...

    Text Solution

    |

  14. Which of the following is not true about asthma ?

    Text Solution

    |

  15. In heavy smoker the alveoli of the lungs are enlarged and damaged whi...

    Text Solution

    |

  16. Hypoxia is the condition in which less oxygen becomes available to the...

    Text Solution

    |

  17. Whether a child died after birth or died before birth can be coniirmed...

    Text Solution

    |

  18. About 97 % of oxygen is transported by RBC. The remaining 3 % is

    Text Solution

    |

  19. Lack of pulmonary surfactant produces

    Text Solution

    |

  20. In the resting person saturation of haemoglobin as blood leaves the ti...

    Text Solution

    |