What makes a circulatory system a double circulatory system?
Blood passes through the heart twice during one complete circuit of the body.
AQA GCSE Biology - Foundation (8461) · 4.2.2.2
Revise AQA GCSE Biology - Foundation (8461) specification point 4.2.2.2, The heart and blood vessels, with free active-recall flashcards. Flip through the set or review every question and answer below.
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What makes a circulatory system a double circulatory system?
Blood passes through the heart twice during one complete circuit of the body.
What does each of the two circuits in double circulation connect?
What route does deoxygenated blood take from the right ventricle to the lungs?
It travels through the pulmonary artery to the lungs.
How does blood change in the lungs?
It gains oxygen and loses carbon dioxide.
What route does oxygenated blood take from the lungs back to the heart?
It travels through the pulmonary vein to the left atrium.
What route does oxygenated blood take from the left ventricle to the rest of the body?
It is pumped through the aorta to the rest of the body.
What route does deoxygenated blood take from the body back to the heart?
It travels through the vena cava to the right atrium.