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Online Quiz (Worksheet A B C D)

Questions Per Quiz = 2 4 6 8 10

Lower Elementary Science
2.14 The Muscular System


Q 1: Muscles are bundles of cells and fibers.
True
False

Q 2: Muscles work in a very simple way. All they do is tighten up that is, contract and relax. Muscles can only pull. They can never push.
False
True

Q 3: Muscles are made up of special tissue that can contract, or shorten, when they receive a signal from the brain.
False
True

Q 4: ____ are the parts of our body that allow us to move.
Lungs
Muscles
Senses

Q 5: You use your ____ to walk, run, jump, laugh, wink and sing.
legs
muscles
hands
senses

Q 6: Voluntary muscles, such as your arms and legs can be controlled by your thoughts.
False
True

Q 7: How many active muscles are in the human body?
9,400
8,124,564
18
630

Q 8: Involuntary muscles, such as the heart, diaphragm and intestines, are automatically controlled by the brain. You don't have to think about making them work. For example the heart beats between 60 and 80 beats every minute without you having to think about it.
False
True

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Question 10: This question is available to subscribers only!


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