Brain
What helps you think?
Brain
What is the first step in digestion?
chewing
What pumps blood through your body?
The heart
Your ______________ help your body move.
muscles
What do we use to breathe?
lungs
Your brain is made mostly of _________________.
water
Which part of your digestive system breaks down food?
stomach
The heart is the size of your _________________.
fist
What is one muscle that works on its own?
Heart
How many lungs do you have?
2
Your brain works even when you _____________. That is called dreaming.
sleep
Which part of the digestive system helps you to swallow?
esophogus
The heart has _______________ chambers.
4
What is the largest bone in your body?
thigh
What do we breathe in to our lungs?
oxygen/air
What holds up your body?
skelelton
What bone protects your brain?
skull