Breathing
Respiratory System
Oxygen
Excretory System
Water Excretion and Replacement
100
Inhaling a deep breath.
What is the first step of breathing.
100
This large muscle helps you inhale and exhale
What is the diaphragm
100
These are the tiny blood vessels that carry oxygen to your muscles.
What is capillaries
100
Body cells break down sugar to release energy.
What is carbon dioxide and water are produced.
100
Two-thirds of your body weight is?
What is water.
200
This tube connects the mouth and the lungs.
What is the trachea
200
there are a lot of these small air sacks in your lungs.
What is aveoli.
200
These cells carry oxygen to the muscles.
What is red blood cells.
300
This sticky liquid adds to the moisture in the air.
What is mucus.
300
One of the pair of tubes that branch to both lungs
What is bronical tubes
300
These blood vessels are so narrow that red blood cells have to move though them in single file.
What is capillaries
400
The two exchanges of breathing.
What is inhaling and exhaling.
400
Fill up most of your chest cavity.
What is lungs.
400
Blood vessels carry oxygen-rich blood from your lungs to your...
What is your heart.
400
Removed by the kidneys is...
What is nitrogen wastes.
400
To keep your body healthy...
What is you need to replace the water your body loses.
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