Blood Flow Through the Heart Quiz
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Questions and Answers

Which chamber of the heart receives oxygenated blood from the lungs?

  • Left ventricle
  • Right ventricle
  • Left atrium (correct)
  • Right atrium

What is the main function of the right ventricle?

  • Pumping blood to the lungs for oxygenation (correct)
  • Receiving deoxygenated blood from the body
  • Receiving oxygenated blood from the lungs
  • Pumping oxygenated blood to the body

Where does the blood go after leaving the left ventricle?

  • To the lungs
  • To the body (correct)
  • To the right atrium
  • To the right ventricle

What is the purpose of the atria in the heart's blood flow?

<p>To regulate the flow of blood into the ventricles (A)</p> Signup and view all the answers

Which chamber of the heart pumps oxygenated blood to the rest of the body?

<p>Left ventricle (D)</p> Signup and view all the answers

Why is the left ventricle thicker and more muscular than the right ventricle?

<p>To withstand higher pressure when pumping blood to the lungs (B)</p> Signup and view all the answers

How does chronic obstructive pulmonary disease (COPD) primarily affect the airways?

<p>By causing inflammation and narrowing of the air passages (C)</p> Signup and view all the answers

What is the most common cause of COPD?

<p>Long-term exposure to irritants such as tobacco smoke (A)</p> Signup and view all the answers

How does COPD predominantly impact lung function?

<p>By reducing the elasticity and causing destruction of the lung tissue (D)</p> Signup and view all the answers

Flashcards

Chamber receiving oxygenated blood from lungs

The left atrium receives oxygen-rich blood from the lungs.

Right ventricle's function

The right ventricle pumps blood to the lungs for oxygen.

Next destination after left ventricle

Blood leaving the left ventricle flows to the body.

Atria's role in blood flow

Atria receive blood and regulate flow into ventricles.

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Chamber pumping oxygenated blood to the body

The left ventricle pumps oxygenated blood to the body.

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Left ventricle's muscle difference

The left ventricle is thicker to pump harder to the body.

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COPD's main airway effect

COPD causes airway inflammation and narrowing.

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Most common COPD cause

Long-term exposure to irritants (mostly tobacco).

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COPD's impact on lung function

COPD reduces lung elasticity and causes tissue damage.

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