Multiple Choice
Short Answer
True or False
Our Body Systems
100

Muscles help make the bones and other body parts do what?

break, move, grow, split

move

100

What part of your body is made of hard material?

bone

100

A system is a group of parts working together to perform a particular job or task.

True.

100

The muscular system includes which body parts?

muscles

200

Blood is moved throughout the entire body by which system?

skeletal, muscular, circulatory, respiratory

circulatory

200

Your fist is about the same size as what body part?

heart

200

When a person breathes in, the lungs become empty of air. When a person breathes out, the lungs fill with air.

False. When a person breathes in, the lungs fill with air. When a person breathes out, the lungs empty of air.

200

The skeletal system includes which body parts?

bones

300

Which of the following is something from the air the body receives using the respiratory system?

nutrients, fire, oxygen, blood

oxygen

300

What is a tube that carries blood throughout your body?

blood vessel

300

The heart is a powerful bone that pumps blood through the body.

False. The heart is a muscle.

300

The heart belongs to which system in our body?

circulatory system

400

The bones work together with what other body parts to help move the body?

heart, blood vessels, liver, muscles

muscles

400

What do the lungs do to help you breathe oxygen?

The lungs expand with air when you breathe in. They shrink when you breathe out.

400

The diaphragm is a muscle that causes the lungs to move.

True.

400

To which systems do the lungs NOT belong?

skeletal, muscular, circulatory, respiratory

skeletal, muscular, and circulatory

500

Which of the following is NOT one of the three jobs of the bones?

give the body support, protect the soft parts inside the body, move blood to all parts of the body, allow the body to move

move blood to all parts of the body

500

Both the circulatory and respiratory systems work together. How do they do this?

The heart pumps blood to the lungs where the blood picks up oxygen. The blood vessels carry the oxygen to all parts of the body.

500

A doctor uses a stethoscope to listen to a person's brain.

False. A doctor uses a stethoscope to listen to a person's heart.

500

To which systems do blood vessels NOT belong?

skeletal, muscular, circulatory, respiratory

skeletal, muscular, and respiratory

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