Basic Respiratory System
This is the name of the body part you use to smell and breathe air.
Nose
Muscles help your body do this: they let you run, jump, and smile. What is this action called?
Movement
he circulatory system moves this red liquid around your body. What is it called?
Blood
The hard parts inside your body that help you stand up and protect your organs are called what?
bones
The place where food first goes when you eat is your ___ _
mouth
When you take air into your body, it goes into your lungs. What do lungs help provide to your body?
Oxygen
Name one place on your body where you have muscles.
arm, leg, face, back,
This organ is a strong muscle that pumps blood through your body. What is it?
Heart
Which bone protects your brain?
skull
After you chew and swallow, food goes down a long tube to your stomach. What is that tube called?
Esophagus
Name one thing you can do to keep your lungs healthy.
not smoking, exercising, taking deep breaths, staying away from smoke, wearing a coat in cold weather, etc.
There are muscles you can control and muscles you cannot think about that work on their own (like the heart). Which type can you control?
voluntary
Blood travels through tiny tubes called capillaries. Name either of the other two main blood vessels.
arteries or veins
True or False: Bones never grow.
False
What does the stomach do to the food?
The stomach mixes and breaks down the food using muscles and acid.
These tiny air sacs in the lungs help oxygen get into the blood.
Alveoli
How do muscles and bones work together to help you move?
Muscles pull on bones to move them, so together they make your body move.
Why is it good for blood to carry oxygen to the body?
Oxygen gives your cells what they need to make energy so they can work.
Name two things bones do besides help you stand and move.
Protect organs (like the heart and lungs), store minerals, make blood cells (bone marrow), help shape your body.
Name one thing you can eat that is healthy for your digestive system.
fruits, vegetables, whole grains, yogurt (foods high in fiber and good bacteria), water, etc.
Explain, in one or two simple sentences, what happens when you breathe in and then breathe out.
You breathe in air and lungs take in oxygen. When you breathe out, your body pushes out carbon dioxide.
Give two examples of activities that make your muscles stronger.
running, climbing stairs, lifting small weights, doing push-ups, playing on playground, riding a bike.
Describe how exercise helps the heart.
Exercise makes the heart pump stronger and keeps it healthy. Exercise also helps blood move faster so muscles get more oxygen.
Explain how muscles and bones work together when you pick up a book. (Two or three simple sentences)
Muscles pull on bones to lift the book. The bones give a place for the muscles to attach and help the arm stay straight or bend.
In two or three simple sentences, describe the path of food through the body from mouth to the end.
Food goes in the mouth, gets chewed, then travels down the esophagus to the stomach. The stomach breaks it down, then it moves to the intestines where nutrients are absorbed, and the rest leaves the body.