The teacher asked us to read the first ______ of the science book about the heart.

Please write your name in the correct ______ on the form.

This ______ of the lesson explains how blood moves through the body.

In the next ______ of the book, we will learn about the lungs.

An ______ carries blood away from the heart to the rest of the body.

Doctors check the ______ to make sure blood flows well from the heart.

A blocked ______ can cause serious heart problems.

Blood moves quickly through a large ______ in the body.

A ______ carries blood back to the heart.

Nurses sometimes look for a ______ when they need to take blood.

The doctor could see a blue ______ under the skin on his arm.

Blood slowly travels through each ______ on its way back to the heart.

The heart has a part called a ______ that helps push blood out.

The left ______ sends blood to the rest of the body.

Doctors studied the ______ of the heart in the diagram.

If a ______ does not work well, the heart cannot push blood strongly.

The heart works like a ______ that moves blood around the body.

Your heart ______ blood to every part of your body every day.

The doctor explained how the heart can ______ blood faster during exercise.

The heart is a strong organ that ______ blood all the time.

The heart is a strong ______ that works all day and night.

Exercise helps keep your heart ______ strong.

The doctor said the heart ______ needs oxygen to work well.

Running and swimming help your heart ______ stay healthy.

The patient needed a heart ______ to survive.

Doctors performed a ______ to replace the damaged heart.

After the ______, the patient slowly became stronger.

A heart ______ can save a person’s life.

Eating vegetables and exercising can help you stay ______.

She tries to keep a ______ lifestyle by walking every day.

Doctors say it is important to have a ______ heart.

Drinking water and sleeping well can help your body stay ______.