Skip to content

Menu

Game modes

Account

← Circulatory System
GK QUESTION#3775

In the human heart, deoxygenated blood returning from the body enters which chamber first?

  1. ARight ventricle
  2. BRight atriumCorrect answer
  3. CLeft ventricle
  4. DLeft atrium
Show AnswerHide Answer

Answer

B. Right atrium

Show ExplanationHide Explanation

Explanation

Systemic venous blood returns through the venae cavae to the right atrium before passing to the right ventricle. The left atrium instead receives blood returning from the lungs.

Sign in to report a question issue

Explore this topic

In the human heart, what is the muscular partition that separates the left and right sides of the…In the human circulatory system, what mechanism helps veins maintain one-way flow of blood toward the heart?Which component of human blood plays the main role in the clotting process that helps prevent excessive bleeding?