Show:
Skeletal System
Muscular System
Circulatory System
Respiratory System
Digestive System
100
what is your skeleton made of?
bones
100
what is the muscular system?
all muscles working together in the body
100
what two things form the circulatory system? 
blood and heart
100
what is the air that our bodies need?
oxygen
100
what does food provide for our bodies?
nutrients
200
What do bones protect?
Soft parts of body
200
do all your muscles move only when you think about them?
no
200
what is the job of the circulatory system?
to move the blood to all parts of the body
200
where are your lungs located?
in your chest
200
what does it mean to digest food?
break it down
300
what are the bones around your chest called?
ribs
300
what is a job you need your muscles to do while you are sleeping?
to breathe or heart beats


300
what is the pump for he circulatory system?
the heart
300
what bones protect the lungs?
rib cage
300
where does digestion begin?
the mouth
400
the spine is made of how many vertebrae?
33
400
what do your muscles connect to?
the bones
400
what does your heart rate measure?
how fast your heart is pumping
400
what picks up oxygen from your lungs?
the blood
400
why is it important that the small intestine have thin walls?
to allow nutrients to pass into the blood
500
what are the three jobs of the skeleton?
give your body support

protect soft parts of body

allow your body to move

500
why do some muscles need to be larger than others?
to move larger parts of the body
500
what does blood carry to your body?
oxygen and nutrients
500
what muscle causes your lungs to move?
the diaphragm 
500
what happens to any food that does not get digested? 
it goes to the large intestine and the body gets rid of it