veins
heart
digestive
random
bones
100
true or false veins bring veins oxegen-poor ring blood back to the lungs
true
100
is the heart the strongest muscle
yes
100
what does your mouth do
it grinds food and mixes it with saliva
100
how many bones are there in your body
206
100
what does the scull protect
the brain
200
is the blood in your veins blue and red
no just red
200
how big is your heart
the size of your fist
200
true or false food gives you energie
true
200
true or false when your body is busy it use less oxygen
false it uses more
200
true or false your spine is made up of small bones
true
300
DAILY DOUBLE do your veins conect to your heart
yes
300
what does your heart do
pump blood
300
what does the esophagus do
it pushes your food down to your stomach
300
true or false 3/4 of the bones in your body are in your hands and feet
false only 1/2
400
:( -400
:( -400
400
how many arteries do you have
2 arteries
400
what does the SMALL intestines do
it absorbs tiny food particles through its spongy lining
400
what is sweat?
water
400
what protects the heart and lungs
ribs
500
+500
+500
500
how many times does your heart beat
over 1,000
500
what does the stomach do
churns and mixes it with asid
500
what does your heart do when you exersise
beats fast
500
what is the only part of your skeleton you can see
your teeth
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