What is the main difference between open and closed circulatory systems?

Circulatory and Respiratory Systems Overview

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Biology
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9th - 10th Grade
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Hard

Patricia Brown
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Open systems have blood contained within vessels.
Closed systems have blood flowing freely in body cavities.
Open systems have hemolymph instead of blood.
Closed systems are found in arthropods.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which type of heart is found in fish?
Two-chambered heart
Three-chambered heart
Four-chambered heart
Five-chambered heart
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In amphibians, what is a disadvantage of having a three-chambered heart?
Lack of a pulmonary circuit
Inability to pump blood to the lungs
Mixing of oxygenated and deoxygenated blood
Complete separation of oxygenated and deoxygenated blood
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary function of arteries in the circulatory system?
To carry blood towards the heart
To exchange gases and nutrients
To carry blood away from the heart
To store blood
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What feature distinguishes veins from arteries?
Veins have thick muscular walls.
Veins are elastic and can stretch.
Veins have valves to prevent backflow.
Veins carry blood away from the heart.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the mammalian heart, what is the role of the atrioventricular valves?
To prevent backflow between ventricles and arteries
To separate oxygenated and deoxygenated blood
To prevent backflow between atria and ventricles
To pump blood into the lungs
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the sequence of blood flow starting from the right atrium in mammals?
Right atrium, right ventricle, pulmonary artery, lungs
Right atrium, aorta, body, lungs
Right atrium, left ventricle, aorta, body
Right atrium, left atrium, pulmonary vein, lungs
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