Inside Your Body

What is this book mainly about?

• how systems in your body keep you alive and healthy

• how your food is digested

• how the respiratory system works inside your body

• how to keep your body systems healthy

What would happen if your bones weren’t connected by joints?

• You would fall down.

• You would not be able to breathe.

• You would not be able to walk and run.

• You would not be able to digest food.

What does your skeleton do for your body?

• It gives your body strength.

• It protects your inner organs.

• It gives your body its shape.

• All of the above

Which system communicates what to do to the other body systems?

• respiratory system

• muscular system

• nervous system

• skeletal system

Which of these statements is NOT true?

• You are able to move and breathe without thinking about it.

• Your heart needs to rest while you are asleep.

• Blood takes oxygen to the cells in your body.

• The saliva in your mouth helps with digestion of food.

Which of the following do you need to think about as your body does it?

• take a breath

• make your heart beat

• do a math problem

• digest your food

Blood circulates through your body. This means that it ________.

• moves quickly through your body

• starts at the heart and ends at the brain

• moves slowly through your body

• moves around your body and back again to the start

Which of the following does blood NOT do?

• tells muscles what to do

• delivers food to cells

• delivers oxygen to cells

• picks up wastes and takes it to your kidneys

Where does the digestion of food begin?

• in the stomach

• in the mouth

• in the small intestine

• in the large intestine

What can you do to keep your body healthy?

• Don’t stay up late at night.

• Eat your vegetables.

• Look before you cross the street.

• All of the above