Home
Class 12
BIOLOGY
How do parasympathertic neural signals a...

How do parasympathertic neural signals affect the working the heart

A

Reduce both heart rate and cardiac output

B

Heart rate is increased without affecting the cardiac output

C

Both heart rate and cardiac output increase

D

Heart rate decreases but cardiac output increases

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • BODY FLUIDS AND CIRCULATION

    AAKASH INSTITUTE|Exercise Assignment Section - D Assertion - Reason Type Questions|9 Videos

  • BODY FLUIDS AND CIRCULATION

    AAKASH INSTITUTE|Exercise Assignment Section - B Objective Type Questions|30 Videos

  • BIOTECHNOLOGY-PRINCIPLES AND PROCESSES

    AAKASH INSTITUTE|Exercise ASSIGNMENT SECTION-D (Assertion-Reason Type Question)|10 Videos

  • BREATHING AND EXCHANGE OF GASES

    AAKASH INSTITUTE|Exercise ASSIGNMENT SECTION - D|11 Videos

Similar Questions

Explore conceptually related problems

Parasympathetic neural signals decrease all the following except (A) conduction speed of action potentials (B) cardiac output (C) duration of cardiac cycle (D) rate of heart beat

neural signals through parasympathetic neural signals (another comonent of ANS) can a. Increase the heart beat rate b. Decrease the heart beat rate c. increase the strength of ventricular contraction e. Increase cardiac output f. Decreases cardiac output

If neural signals are sent through the parasympathetic nerves of the ANS, the heart rate will

In which the following can increase the rate of heart beat ? ltbr. (A) Sympathetic neaural signals. (B) Parasympathetic neural signals (C ) Adrenal medullary hormones. (9 ) Vagus nerve (E ) Thyroxine hormone (F) Acetylcholine

Strong neural signals from the pneumatic centre

AAKASH INSTITUTE-BODY FLUIDS AND CIRCULATION-Assignment Section - C Previous Year Questions
  1. Erythropoiesis starts in

    Text Solution

    |

  2. A woman with blood group 'A' marries a woman with blood group 'B', the...

    Text Solution

    |

  3. How do parasympathertic neural signals affect the working the heart

    Text Solution

    |

  4. Person with blood group AB is considered as universal recipient becaus...

    Text Solution

    |

  5. The diagram given here is the standard ECG of a normal person. The P-w...

    Text Solution

    |

  6. Figure shoes schematic plan of blood circulation in humans with labels...

    Text Solution

    |

  7. A patient brought to a hospital with myocardial infraction is normally...

    Text Solution

    |

  8. A certain road accident patien with unknown blood group needs immediat...

    Text Solution

    |

  9. Which one of the following is the main graveyard of RBC :-

    Text Solution

    |

  10. A person with unknown blood group under ABO system, has suffered much ...

    Text Solution

    |

  11. Arteries are best defined as the vessels which

    Text Solution

    |

  12. Bundle of His is a part of which one of the following organs in humans

    Text Solution

    |

  13. Which one of the following proteins involved in the coagulation of blo...

    Text Solution

    |

  14. Which one of the following statements is correct regarding blood pres...

    Text Solution

    |

  15. The given figure is the ECG of a normal human. Which one of its compon...

    Text Solution

    |

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

    Text Solution

    |

  17. If due to some injury the chordae tendineae of the tricuspid valve of ...

    Text Solution

    |

  18. Given below are four statements (A-D) regarding human blood circulator...

    Text Solution

    |

  19. The haemoglobin content per 100 ml of blood of normal healthy human ad...

    Text Solution

    |

  20. The most polpularly known blood grouping is the ABO grouping. It is na...

    Text Solution

    |