WorksheetsCirculatory System
Total questions: 11
Worksheet time: 9mins
Name
Class
Date
1.
What is the main organ of the circulatory system?
a)
small intestine
b)
bone
c)
lungs
d)
heart
2.
How many types of blood vessels are in our body?
a)
1
b)
2
c)
3
d)
4
3.
Arteries carry oxygen rich blood away from the heart.
a)
True
b)
False
4.
Veins carry oxygen poor blood back to the heart.
a)
False
b)
True
5.
The job of the heart is to . . .
a)
pump blood around the body.
b)
send food to the small intestines.
c)
break down food.
d)
give energy to the body.
6.
The heart is about the size and shape of your . . .
a)
head
b)
fist
c)
hand
d)
foot
7.
How does the heart work?
a)
It pumps blood first to the lungs, back to the heart and then around the rest of the body.
b)
It pumps blood first to the rest of the body, back to the lungs and then to the heart.
c)
It pumps blood around the rest of the body, back to the heart and then to the lungs,
8.
______________ are the smallest blood vessels.
a)
Arteries
b)
Veins
c)
Capillaries
9.
______________ are the second largest blood vessel.
a)
Arteries
b)
Veins
c)
Capillaries
10.
The circulatory system works with the ___________ system to provide our body with oxygen.
a)
respiratory
b)
digestive
c)
muscular
d)
skeletal
11.
The circulatory system works with the __________ system to obtain energy from nutrients that we eat.
a)
respiratory
b)
digestive
c)
skeletal
d)
nervous
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