BODY SYSTEMS CIRCULATORY SYSTEM DIGESTIVE SYSTEM RESPIRATORY SYSTEM
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 (O 2) • We breathe out carbone dioxide (CO 2)
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 STOMACH 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
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