5 Questions
Which organ pumps blood through the blood vessels of the circulatory system?
The heart
Where is the heart located in humans?
Between the lungs
How many chambers does the heart have in humans, other mammals, and birds?
Four chambers
Which chamber of the heart carries oxygenated blood?
The left atrium
What prevents backflow of blood in the heart?
Heart valves
Test your knowledge about the human heart and its vital role in the circulatory system. Learn about its size, location, and function in this informative quiz.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
