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The Cardiovascular System
Terms in this set (10)
This picture shows what the heart rhythm looks like when there is an injury to the heart muscle due to a lack of blood flow through the coronary arteries.
What is most likely true of a person who has this heart rhythm?
C. The person is having a heart attack.
What is the medical term for a heart attack?
Why do arteries need to be thick, muscular, and elastic?
to withstand the pressure of the blood that is being pumped by the heart
Which statement best describes the difference between atria and ventricles?
Atria push blood from the veins to the ventricles, and ventricles push blood from the atria to the arteries.
Why do capillaries need to be thin walled?
so the exchange of gases and nutrients can happen
Frog hearts have a chamber where deoxygenated blood can mix with oxygenated blood. What structure would help prevent this mixing?
What most directly causes hypertension?
excessive force of blood pumping
Which structure carries blood to the heart so the heart has its own supply of oxygen and nutrients to perform its function?
The respiratory system allows for gas exchange to happen in the lungs. How does the respiratory system affect the cardiovascular system?
B. The respiratory system supplies the oxygen that the cardiovascular system transports to the different cells for the production of energy.
In the past, an irregular heart rhythm was treated by using a drug to help regulate the beat. There is a treatment that can also regulate heart rhythms that has replaced drugs in some cases. What is that treatment?
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