Multiple choice

Starting from deoxygenated blood, what is the course of blood flow in the heart?

Note: RA (right auricle), RV (right ventricle), LA (left auricle) and LV (left ventricle)

  1. LV - LA - RV - RA

  2. RA - RV - LA - LV

  3. RA - LA - LV - RV

  4. LV - RV - RA - LA
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

This is the right course. RA receives deoxygenated from body. Deoxygenated blood then passes to RV from where it goes to the lungs for oxygenation. The oxygenated blood comes to LA from the lungs, from where it goes to LV to be supplied to the whole body.

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