Other questions in this quiz

2. In which stage of the cardiac cycle does the ventricle contract?

  • Ventricular Systole
  • Diastole
  • Atrial Systole

3. Which vessel has valves?

  • Vein
  • Artery

4. What is one reason why diffusion may be inadequate for some organisms to receive oxygen and get rid of waste substances?

  • The organism is too large
  • The organism has a high surface area to volume ratio
  • The organism is unicellular
  • The organism's surface is thin

5. Which vessel has a narrow lumen?

  • Artery
  • Vein


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