Organs
Human body
Systems
Functions
100

It's the main organ in the circulatory system

heart

100

this body part helps in the respiratory system

nose

100

this system is responsible for taking blood and nutrients to all organs

circulatory system

100

it's responsible for pumping blood to all organs

the heart

200

they are organs from digestive system

stomach and liver

200

the brian is located inside the...

head

200

this system controls all the actions of our body

nervous system

200

these organs are responsible for filtering the blood

the kidneys

300

it's the main organ of nervous system

brain

300

the heart is located in the...

chest

300

this system transforms food into substances that can be used for energy

digestive system

300

it sends messages using the nerves and the spinal cord

the brain

400

are the main organs in the respiratory system

lungs

400

the stomach is located in the...

belly

400

this system is responsible for breathing

respiratory system

400

they are responsible for getting in the oxygen and sending out the carbon dioxide

the lungs

500

it helps in the nervous system

spinal cord

500

the kidneys are located in the...

middle of the back

500

this system transfers oxygen into the blood and removes carbon dioxide

respiratory system

500

it's responsible for controlling our bodies

the brain