A long thin tube that winds back and forth, chemicals inside breaks down food there even more.
What is the small intestine?
Your body needs this to release energy from nutrients in cells.
What is oxygen?
The circulatory system's job is to carry these two thing to all the cells in your body.
What are nutrients and oxygen?
It is made up of bones, tissues, cartilage and joints.
What is a skeleton?
Your body takes these two things to keep you alive.
What is nutrients and oxygen?
You can still swallow food and water when you do a hand stand.
What is peristalsis?
This muscle is below the lungs and goes up and down.
What is the diaphragm?
Your can feel your heart beat by this.
What is your pulse?
This helps protect our joints and bones from rubbing off.
What is cartilage?
What are the smallest parts of your body?
What are cells?
The job of your digestive system.
What is breaking down food so your body can use it.
What are air sacs in the lungs?
The right side of your lungs receives blood with lots of this.
What is carbon dioxide?
These bones protect your lungs and heart.
What is your ribcage?
What are systems?
It produces bile to help you digest fats.
What is your liver?
The path in which air you breathe takes.
Nose or mouth, trachea, lungs
This blood vessel carries oxygen.
What are arteries?
This is the largest bone in your body.
What is the femur?
They are made up of similar cells.
What are tissues?
The first part of the large intestine that squeezes most of the water out of wastes.
What is the colon?
At the end of the branches in your lungs are these. (Use the scientific word please)
What are alveoli?
Arteries and veins are connected by these tiny vessels.
Your shoulders and arms are connected by this type of joint.
What is a ball and socket joint?
The levels of organizations in multicellular organisms.
What are Cells, Tissues, Organs, Systems