Anatomy
What is the body's largest organ?
Skin
Which bone is known as the collarbone?
Clavicle
What is the main function of the kidneys?
Filtration
Which of these is NOT part of the respiratory system?
Esophagus
What is the purpose of red blood cells?
Carrying oxygen
Which muscle is responsible for pumping blood throughout the body?
Heart
Which part of the brain is responsible for balance and coordination?
Cerebellum
What is the purpose of the digestive system?
Absorbing nutrients
Which of these is NOT a bone in the human body?
Spleen
What is the purpose of the respiratory system?
Exchanging gases