Multiple choice

Blood circulates from the heart to the lungs and vice versa. This circulation is known as

  1. systemic circulation

  2. pulmonary circulation

  3. coronary circulation

  4. None of these

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

Pulmonary circulation is the portion of the cardiovascular system which carries deoxygenated blood away from the heart to the lungs and returns oxygenated (oxygen-rich) blood back to the heart.