Factors Affecting Blood Pressure in Cardiovascular System
18 Questions
1 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What happens to blood pressure when cardiac output increases?

  • It decreases
  • It increases (correct)
  • It depends on blood volume
  • It remains unchanged

    • How does vasoconstriction affect peripheral resistance?

  • Has no effect on peripheral resistance
  • Causes blood viscosity to decrease
  • Decreases peripheral resistance
  • Increases peripheral resistance (correct)

    • What causes an increase in peripheral resistance?

  • Increase in blood volume
  • Decreased elasticity of arteries
  • Vasoconstriction (correct)
  • Vasodilatation

    • In the equation CO = SV * HR, what does CO stand for?

    <p>Cardiac output</p> Signup and view all the answers

    How does high blood viscosity impact blood pressure?

    <p>Increases blood pressure</p> Signup and view all the answers

    What happens to arterial elasticity when the heart rests between beats?

    <p>Arteries recoil due to elastic tissue</p> Signup and view all the answers

    What is the unit of measurement for pulse rate?

    <p>Beats/minute</p> Signup and view all the answers

    Which part of the heart is known as the pacemaker?

    <p>Sinoatrial node</p> Signup and view all the answers

    What creates the sensation of a pulse when the left ventricle contracts?

    <p>Expansion of arterial walls</p> Signup and view all the answers

    Which artery is used to measure pulse rate at the wrist?

    <p>Radial</p> Signup and view all the answers

    What is cardiac output defined as?

    <p>Volume of blood pumped by the heart per minute</p> Signup and view all the answers

    What term describes an irregular pattern of heartbeats?

    <p>Arrhythmia</p> Signup and view all the answers

    What is the formula for calculating cardiac output?

    <p>Stroke volume * Pulse rate</p> Signup and view all the answers

    How does fever affect heart rate?

    <p>Increases heart rate</p> Signup and view all the answers

    What is considered a normal pulse range for school-age children?

    <p>70 - 110 beats per minute</p> Signup and view all the answers

    Which condition is characterized by a slow heart rate?

    <p>Bradycardia</p> Signup and view all the answers

    What does an alternate pulse indicate?

    <p>Irregular heartbeats</p> Signup and view all the answers

    Which factor influences the pulse range for newborns?

    <p>Age</p> Signup and view all the answers

    More Like This

    Use Quizgecko on...
    Browser
    Open
    Browser
    Browser