BODY SYSTEMS CIRCULATORY SYSTEM DIGESTIVE SYSTEM RESPIRATORY SYSTEM
CIRCULATORY SYSTEM
CIRCULATORY SYSTEM The circulatory system moves blood Blood gives our body nutrients and oxygen
CIRCULATORY SYSTEM Blood goes from the heart around the body
THE HEART The heart is divided into four parts: The left and right atriums The left and right ventricles
CIRCULATORY SYSTEM Blood passes through the arteries and veins.
RESPIRATORY SYSTEM
RESPIRATORY SYSTEM The respiratory system is a group of organs that work together to help us breathe
RESPIRATORY SYSTEM We breathe in air through our nose and mouth
RESPIRATORY SYSTEM The air goes down into our lungs AIR
RESPIRATORY SYSTEM Oxygen is passed to the circularory system We breathe in oxygen (O2) We breathe out carbone dioxide (CO2)
DIGESTIVE SYSTEM
DIGESTIVE SYSTEM The digestive system is a group of organs that work together to help us digest food
DIGESTIVE SYSTEM We take in food through the mouth
DIGESTIVE SYSTEM Food passes down into our stomach and intestine
DIGESTIVE SYSTEM The intestine separates the nutrients from the waste
DIGESTIVE SYSTEM The intestine expels the waste from our body The nutrients are passed to the circulatory system, where they move around the body