WorksheetsStructure of the Heart
Total questions: 6
Worksheet time: 2mins
Name
Class
Date
1.
The heart has ............ chambers.
a)
One
b)
Two
c)
Three
d)
Four
2.
What prevents backflow of blood in each chamber?
a)
Valves
b)
Atrium
c)
Ventricle
d)
Pacemaker
3.
Where does oxygen-poor blood from the body, enter the heart first?
a)
Valves
b)
Right Atrium
c)
Left Ventricle
d)
Left Atrium
4.
Blood is pumped from the right ventricle into the ..........................
a)
Pulmonary artery
b)
Pulmonary vein
c)
Left Ventricle
d)
Left Atrium
5.
Oxygen-rich blood returns to the heart through the pulmonary vein and enters the ............................
a)
Pulmonary artery
b)
Right Atrium
c)
Left Ventricle
d)
Left Atrium
6.
When the ventricles contract, blood is pumped from the left ventricle into a large artery called the ............................
a)
Pulmonary artery
b)
Aorta
c)
Pulmonary vein
d)
Left Atrium
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