Multiple choice

In humans, right auricle receives _______ blood from _______.

  1. oxygenated, aorta

  2. doxygenated, vena cava

  3. oxygenated, vena cava

  4. deoxygenated, aorta

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The right auricle (atrium) receives deoxygenated blood from the body's tissues. This blood is delivered via the superior and inferior vena cava. The aorta, in contrast, carries oxygenated blood away from the left ventricle to the rest of the body.

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