What is the name of this system?
the respiratory system
What is the name of this system?
The digestive system
What is this organ?
the liver
When we sweat, liquid leaves our skin through holes called P _ _ _ _ .
pores
the tube which connects our nose and mouth to our lungs is called the _________
trachea
What system is this picture from?
respiratory
Our heart is part of which system?
circulatory
