WorksheetsHuman Body Systems
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
Which system pumps blood through your body?
a)
circulatory
b)
digestive
c)
respiratory
d)
muscular
2.
What important substance is replenished as blood flows through the heart?
a)
iron
b)
nitrogen
c)
water
d)
oxygen
3.
As you exercise, your circulatory system works with which other system to take in oxygen?
a)
muscular
b)
digestive
c)
respiratory
d)
endocrine
4.
Where does digestion start?
a)
mouth
b)
throat
c)
stomach
d)
intestines
5.
Which part of your digestive system absorbs nutrients into your bloodstream?
a)
stomach
b)
intestine
c)
mouth
d)
bladder
6.
What happens to what's left of our food after it goes through the intestines?
a)
goes back to the stomach
b)
absorbed into blood
c)
becomes stomach acid
d)
disposed of in the bathroom
7.
As your body works harder, what happens to your HEART rate?
a)
increases
b)
decreases
c)
stays the same
d)
beats backwards
8.
If you take a rest after running a mile, what happens to your BREATHING rate?
a)
increases
b)
decreases
c)
stays the same
d)
none of these
9.
Your lungs are part of which body system?
a)
circulatory
b)
respiratory
c)
digestive
d)
muscular
10.
When Dr. Jeff bends his arms to lift this weight, what is happening to his bicep muscle?
a)
it is contracting
b)
it is relaxing
c)
it is twisting up
d)
it gets longer
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