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北师大版 高二 选修 7 Unit 21

英语课件. 北师大版 高二 选修 7 Unit 21. Warm-up. Key words: The Body. ankle, brain, eye, heart, kidneys, bone, knee, liver, lungs, skin, stomach, wrist, fingers. Five systems of human body. throat. lungs. windpipe. heart. intestine. liver. bladder. stomach.

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北师大版 高二 选修 7 Unit 21

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  1. 英语课件 北师大版 高二 选修7 Unit 21

  2. Warm-up

  3. Key words: The Body ankle, brain, eye, heart, kidneys, bone, knee, liver, lungs, skin, stomach, wrist, fingers

  4. Five systems of human body

  5. throat lungs windpipe heart intestine liver bladder stomach

  6. Two sides and is like a computer that processes information Listen and guess which parts of the body are being described. Which words helped you decide? brain

  7. heart Beats 100,000 times a day, pumps blood into the lungs.

  8. lungs Get rid of carbon dioxide Absorb oxygen Either side of the heart

  9. eye send signals to the brain delicate organ work like a camera

  10. stomach digests your food like a bag

  11. Listen to the tape and fill in the blanks. • This organ ______ about a kilo and ____________ two sides. It is like a super computer that ________ information. weighs is made up of processes

  12. 2. This organ _____ at regular intervals 100,000 times a day. With each beat, it circulates 80ml of blood through the body–that’s 8,000 liters of blood per day! It ______ blood into the lungs, where it receives _______, before being pumped around the rest of the body. beats pumps oxygen

  13. 3. These organs _______ oxygen and ________ carbon dioxide. They are _______ on the either side of the heart. They receive air as a result of ________ and when blood passes through, they give it oxygen. absorbs get rid of found breathing

  14. 4. This is a very delicate organ. There are two in a body and they have ___________ which protect them. Light enters and reaches special light sensitive cells. These work like a _______ and finally send signals to the brain. delicate lids camera

  15. 5. This organ is like a bag which receives everything _______. It ______ your food and sends vitamins and ________ into the blood. you eat digests minerals

  16. Work in pairs. Do you look after yourself?

  17. How many hours do you sleep per night?

  18. How often do you clean your teeth?

  19. How often do you do physical exercise, enough to make you out of breath?

  20. How often do you eat sweets or chocolate?

  21. How many pieces of fresh fruit do you eat per day?

  22. Thank you!

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