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Focus Skill 8: Know that the circulatory system moves nutrients and oxygen in the blood through the body Student will identify: a. Heart b. lungs c. blood d. where oxygen enters the body e. sequence steps of circulatory system

Focus Skill 9: Know that the excretory system removes waste from the body Student will identify: a. where food enters the body b. where food exits the body c. the stomach and colon d. sequence the steps of the excretory system

Today we are going to talk a little bit about the human body and how it works. Just a warning, we will be looking at videos and pictures of real human body parts.

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The human heart...







Human blood vessels.







Human lungs





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Now we are going to talk about the excretory systems (or our digestive system)

Focus Skill 9: Know that the excretory system removes waste from the body Student will identify: a. where food enters the body b. where food exits the body c. the stomach and colon d. sequence the steps of the excretory system

Our body gets nutrients when we eat food...



Or drink water.



Our food comes in through our mouths...



Through our digestive system...



And out of our... you know.



media type="youtube" key="XMV5ulk7HSs" width="420" height="315" (play bill nye digestive system episode)