Circulatory System Overview

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Questions and Answers

What is the term for the system of organs that includes the heart, blood vessels, and blood circulated throughout the entire body of a human?

  • Cardiovascular system (correct)
  • Open circulatory system
  • Pulmonary circulation
  • Vascular system

Which components make up the fluid known as blood?

  • Plasma, red blood cells, white blood cells, and platelets (correct)
  • Plasma, white blood cells, and hemoglobin
  • Red blood cells, proteins, and minerals
  • Plasma, hormones, and gases

What is the term for the network of blood vessels that include large elastic arteries, capillaries, and veins?

  • Open circulatory system
  • Arterioles
  • Venules
  • Great vessels (correct)

In vertebrates, does the circulatory system have an open or closed network of blood vessels?

<p>Closed network of blood vessels (D)</p> Signup and view all the answers

Which organisms lack a circulatory system according to the text?

<p>Diploblasts such as sponges and comb jellies (D)</p> Signup and view all the answers

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