What is the name of this?
nose
What is the name of this?
blood
What is the name of this organ?
heart
What is the name of this organ?
cranium
What is the name of this organ?
lungs
What is the name of this system?
skeletal system
What is the name of this organ?
stomach
What is the name of this organ?
mouth
What is the name of this organ?
digestive system
What is the name of this organ?
ribs
This organ belongs to the __________________ system.
circulatory
What is the name of the system?
respiratory system
What is the name of this system?
muscular system