Respiratory
When you inhale, your body:
Breathes in oxygen
Breathes out carbon dioxide
Breathes in oxygen
The liquid in the mouth that starts breaking down food into smaller pieces is called:
blood
saliva
oxygen
saliva
How many bones does an adult have?
206
100
600
206
The left side of your cerebrum controls:
the left side of your body
the right side of your body
both sides of your body
the right side of your body
When you exhale, your body:
Breathes in oxygen
Breathes out carbon dioxide
Breathes out carbon dioxide
Bones:
get longer and wider as you get older
are part of the digestive system
get longer and wider as you get older
Babies have ___________ bones than adults.
more
less
more
True or False. The cerebrum is the largest part of the brain.
True
Your body has ____ lungs.
2
3
4
2
Which part of the digestive system is a stretchy sack that is shaped like a "J" that mixes and mashes food for several hours?
mouth
stomach
large intestine
stomach
To move, you body needs:
muscles
bones
both bones and muscles
both bones and muscles
Which of the following will help keep your brain healthy?
solve puzzles and read books
wear a helmet when you ride your bike
eat fruits and vegetables
all of the above
all of the above
Why is it important to inhale through your nose?
Your mouth cannot take in oxygen
Your nose breaks down oxygen.
Your nose hairs help clean the air you breathe.
Your nose hairs help clean the air you breathe.
stomach
large intestine
mouth
large intestine
The skull protects the:
heart
spinal cord
brain
brain
Oxygen is carried from the lungs to the rest of your body by:
nostrils
red blood cells
the windpipe
red blood cells
Nutrients and vitamins from food is pushed through the walls of the _____________________ and then picked up by the blood.
small intestine
Which of the following is an example of a muscle you cannot control?
leg
heart
arm
heart