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WorksheetsHuman Body Systems
Total questions: 12
Worksheet time: 9mins
Name
Class
Date
1.
What structure is B pointing to?
a)
liver
b)
stomach
c)
small intestine
d)
kidney
2.
What system are A, B, D, and E a part of?
a)
circulatory
b)
digestive
c)
respiratory
d)
not all same system
3.
The ___________ are the main organs of the respiratory system.
a)
veins
b)
lungs
c)
arteries
d)
kidneys
4.
The ____________________ is the body system that transports oxygen, nutrients, and waste through the body.
a)
respiratory system
b)
digestive system
c)
circulatory system
d)
immune system
5.
The ____________ is a muscular organ that pumps blood to the body through blood vessels.
a)
vein
b)
artery
c)
heart
d)
kidney
6.
The ______________________ is the body system that breaks food down so that it can be used by the body.
a)
circulatory system
b)
digestive system
c)
respiratory system
d)
skeletal system
7.
What is your body's process of maintaining balanced conditions?
a)
photosyntheis
b)
homeostasis
c)
circulation
d)
regulation
8.
What is the main function of the respiratory system?
a)
regulate the body's functions by secreting hormones
b)
protect the inner organs of the body from harm
c)
coordinate the actions of the body
d)
exchange carbon dioxide & oxygen with the environment
9.
The following is an example of which two systems working together:
"The small intestine absorbs nutrients from our food and they are carried through the blood to the cells."
"The small intestine absorbs nutrients from our food and they are carried through the blood to the cells."
a)
Digestive and Circulatory
b)
Digestive and Respiratory
c)
Digestive and Skeletal
d)
Digestive and Nervous
10.
Which system works with the Skeletal system to give nutrients to the bones?
a)
Nervous System
b)
Digestive System
c)
Muscular System
d)
None of the above
11.
Fill in the blanks:
"The ________ system allows us to move around, but the _________ system controls our movement."
"The ________ system allows us to move around, but the _________ system controls our movement."
a)
Skeletal, Nervous
b)
Nervous, Skeletal
c)
Muscular, Skeletal
d)
Nervous, Muscular
12.
Alveoli are microscopic air sacs in the lungs of mammals. Which statement best describes how the structure of the alveoli allows the lungs to function properly?
a)
they increase the amount of energy transferred from the lungs to the blood.
b)
they incrase the flexibility of the lungs as they expand during inhalation
c)
they increase the volume of the lungs, allowing more oxygen to be inhaled
d)
they incrase the surface area of the lungs, allowing efficient gas exchange
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