
Circulatory System Quiz
Authored by Emily Hoysted
Science
8th Grade
Used 20+ times

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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary function of the heart in the circulatory system?
To filter blood
To pump blood throughout the body
To produce blood cells
To store oxygen
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which chamber of the heart receives oxygenated blood from the lungs?
Right atrium
Left atrium
Right ventricle
Left ventricle
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main component of red blood cells that carries oxygen?
Plasma
Haemoglobin
Platelets
White blood cells
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which type of blood vessel carries blood away from the heart?
Veins
Arteries
Capillaries
Venules
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which blood vessel has the thinnest walls?
Arteries
Veins
Capillaries
Aorta
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the function of platelets in the blood?
To carry oxygen
To fight infections
To clot blood
To transport nutrients
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which chamber of the heart pumps deoxygenated blood to the lungs?
Right atrium
Left atrium
Right ventricle
Left ventricle
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