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True or False
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1
The pericardial cavity normally contains blood.
A)True
B)False
2
Blood returns to the heart from the lungs by way of the pulmonary arteries.
A)True
B)False
3
In the body, blood brings oxygen to the cells and carries carbon dioxide away.
A)True
B)False
4
Arteries carry blood away from the heart.
A)True
B)False
5
The heart muscle receives its blood supply through the coronary arteries.
A)True
B)False
6
The coronary sinus drains venous blood into the vena cava.
A)True
B)False
7
The cardiac cycle is equal to the number of times the heart beats per minute.
A)True
B)False
8
When the right ventricle contracts, the tricuspid valve closes.
A)True
B)False
9
When the left ventricle contracts, the tricuspid valve closes.
A)True
B)False
10
The aorta carries blood to the lungs.
A)True
B)False





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