Toggle Navigation
Games
Blog
News
Class PIN
Join for Free
Sign in
Toggle Navigation
Games
PIN
Join for Free
Blog
Pricing
News
Contact us
Help center
Sign in
Study
Natural science unit 3
0
%
0
0
0
Back
Restart
___________ leaves your body when you breathe out (exhale)
Carbon dioxide
Oops!
Okay!
Food travels down the __________ to the stomach.
Esophagus
Oops!
Okay!
What are the main organs of the digestive system?
Esophagus, stomach, small intestine, large intestine, (and liver)
Oops!
Okay!
Nutrients pass from the ____________ to the blood.
small intestine
Oops!
Okay!
What’s this?
trachea
Oops!
Okay!
What is the liquid in our mouth called?
Saliva
Oops!
Okay!
Blood carries two important things, _________ and ___________ around the body.
nutrients and oxygen
Oops!
Okay!
What are the two kinds of blood vessels?
veins and arteries
Oops!
Okay!
The ____________ system moves blood around the body.
circulatory
Oops!
Okay!
Muscles and organs are made up of ____________.
Tissues
Oops!
Okay!
What takes blood to the heart?
Veins
Oops!
Okay!
Put these words in the correct order: LARGE INTESTINE, MOUTH, ESOPHAGUS, RECTUM, STOMACH, SMALL INTESTINE
Mouth, esophagus, stomach, small intestine, large intestine, rectum
Oops!
Okay!
What are the main organs of the respiratory system?
Trachea and lungs
Oops!
Okay!
What does the heart do?
It pumps blood around the body.
Oops!
Okay!
What’s this?
lungs
Oops!
Okay!
What takes blood away from the heart to other parts of the body?
arteries
Oops!
Okay!
What’s the longest part of the digestive system?
The small intestine
Oops!
Okay!
The ____________ system helps your body eliminate waste.
excretory
Oops!
Okay!
The _____________ system allows us to breathe.
respiratory
Oops!
Okay!
What’s this?
liver
Oops!
Okay!
What’s this?
stomach
Oops!
Okay!
What are the holes in your nose called?
Nostrils
Oops!
Okay!
What’s this?
intestines
Oops!
Okay!
What are the main organs of the circulatory system?
The heart and blood vessels
Oops!
Okay!
When we breathe out, we exhale __________.
carbon dioxide
Oops!
Okay!
What is the final part of the digestive system?
Rectum
Oops!
Okay!
What's the muscle that helps your breath?
Diaphrgm
Oops!
Okay!
Your lungs take in oxygen and pass it to the ___________.
Blood
Oops!
Okay!
What’s the tube that connects the mouth to the lungs called?
Trachea
Oops!
Okay!
What’s this?
esophagus
Oops!
Okay!
Your experience on this site will be improved by allowing cookies.
Allow cookies