Mystery Science Human Body Quiz

What is referred to as the "meat" that causes movement?

• Bones

• Muscles

• Joints

• Tendons

What are the tubes that send signals to and from the brain called?

• Blood vessels

• Nerve cells

• Muscles

• Bones

Which of these activities is controlled by the brain?

• Photosynthesis

• Walking

• Melting

• Freezing

What is the term for the cells that send signals in the body?

• Skin cells

• Nerve cells

• Bone cells

• Blood cells

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What does the brain help you do?

• Grow taller

• Feel and think

• Change colors

• Fly

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What do muscles and bones work together as?

• A separate system

• A single bone

• A system

• A muscle

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What do tendons do?

• Push the muscles

• Pull the muscles to move at the joints

• Hold the muscles still

• Cover the muscles

What does the brain do after receiving messages from nerves?

• Sends messages to the muscles

• Makes decisions

• Stops working

• Sends messages to the heart

What happens after the brain makes decisions?

• Brain sends messages to nerves to move muscles

• Brain stops working

• Brain sends messages to the heart

• Brain sends messages to the stomach

What allows more light to enter the eye at night?

• Small pupils

• Large pupils

• Closed eyes

• No pupils

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