WorksheetsCirculatory System
Total questions: 9
Worksheet time: 5mins
Name
Class
Date
1.
basic unit of life
a)
cell
b)
capillaries
c)
heart valve
d)
vein
2.
in order to get fresh oxygen, dispose of carbon dioxide, and get new sugar for cells, the circulatory system has to connect with the intestines and these
a)
heart
b)
vessels
c)
lungs
d)
veins
3.
arteries, veins, and capillaries are three types of __________
a)
heart valves
b)
blood vessels
c)
cells
d)
veins
4.
The human heart is a ____-chambered organ.
a)
1
b)
2
c)
3
d)
4
5.
a structure that acts as a one-way gate
a)
left ventricle
b)
right ventricle
c)
heart valve
d)
lungs
6.
blood flows back to the heart in these
a)
cytoplasm
b)
lungs
c)
circulatory system
d)
vein
7.
the system of blood vessels and the heart
a)
circulatory system
b)
heart valve
c)
right atrium
d)
vein
8.
when the heart beats after the blood is in the left atrium, it squeezes blood into this powerful part
a)
heart
b)
left ventricle
c)
right ventricle
d)
lungs
9.
when the heart beats, the right atrium squeezes blood down the right side of the heart
a)
heart
b)
left ventricle
c)
right ventricle
d)
lungs
100 %
