WorksheetsRespiratory and Circulatory Systems
Total questions: 14
Worksheet time: 28mins
Which gas is transported by the circulatory system in humans and is used by cells during respiration to release energy stored in food?
carbon dioxide
nitrogen
hydrogen
oxygen
What is the main organ of the circulatory system?
small intestine
bone
lungs
heart
Arteries carry oxygen rich blood away from the heart.
True
False
Veins carry oxygen poor blood back to the heart.
False
True
Arteries carry oxygenated blood away from the heart. Veins carry deoxygenate blood to the heart. What is/are the exception(s)?
pulmonary artery
pulmonary vein
aorta
superior vena cava
Identify the parts of the heart:
What is #2 pointing to?
aorta
pulmonary artery
right atrium
left ventricle
Identify the parts of the heart:
What is #6 pointing to?
aorta
pulmonary artery
right atrium
left ventricle
Identify the parts of the heart:
What is #4 pointing to?
aorta
pulmonary artery
right atrium
left ventricle
Identify the parts of the heart:
What is #1 pointing to?
superior vena cava
pulmonary artery
right atrium
anterior vena cava
Identify the parts of the heart:
What is #5 pointing to?
left ventricle
right ventricle
right atrium
left atrium
Identify the parts of the heart:
What is #3 pointing to?
left ventricle
right ventricle
right atrium
left atrium
