1、LESSON 2 BRAIN POWERUNIT 9 HUMAN BIOLOGY目录页contentsActivate and shareIListen for understandingIIIIIFocus on functionSpeakActivate and shareActivate and ShareMatch the words from the box with their definitions.definitions.1.one thousand million2.a part of the body that has a particular purpose,e.g.th
2、e heart3.the smallest piece of something that can exist alone4.a tiny part of the body that helps carry messages to and from the brain5.a unit of living matter atom billion cell nerve organ(billion)(organ)(atom)(nerve)(cell)Listen for understandingComplete the information you hear about the brain.Li
3、sten for understanding What matter does it consist of?Grey and white matterHow much does it weigh?How much bodys energy does it use?How many cells does it contain?just over a kilo20%over one hundred billion cellsHow are messages sent?The brain cells make up _,which are connected by _.The brain sends
4、 messages using _.Listen for understanding nerve cellselectricaleletrical impulsesimpulsesWhat have we learnt about the brain in the last ten years?There are different areas in the brain,which are _.We now know which parts of the brain _ different parts of our _ from them.The brain also has differen
5、t areas for different kinds of _.You have one area for your _ and another area for _.Listen for understanding responsible for different functionsare related tobody and feelingsthinkingfirst languagea foreign language that you learn when you are olderListen for understandingThe brain consists of 1 ma
6、tter.It weighs 2 _.It uses 3 of the bodys energy.It contains over 4 _ which make up nerve cells.These nerve cells are connected by electrical impulses.There are more possible connections in one brain than there are 5 .Complete the summary with the words from the lecture.grey and whitejust over a kil
7、o20%one hundred billion cellsatoms in the universeScientists have mapped different areas of the brain that are responsible for 6 .There are also different areas for different types of thinking,such as learning your own language and learning a 7 _ language.different functionsforeignListen for underst
8、andingComplete the summary with the words from the lecture.Focus on functionFocus on FunctionWhat problems do they have？What can they do?Anna:_John:_on junk food,_ of Omega-3 fats Memory isnt as good as it used to be,so do brain exercises really work?Exams are coming up,so he wonders if there are ce
9、rtain foods that are good for the brain.challenge their brain with learning new things they are not good atcut downincrease the intake Focus on FunctionWhat problems do they have？What can they do?Bella:_Is there any particular kind of exercise that can improve the health of her brain?do exercise tha
10、t is good for the heart,such as walking and runningFocus on FunctionListen and imitate.Complete the Talk Builder.Asking for and Giving AdviceAsking for advice1._ try them?2._,Professor Kim?3.So what kinds of activities _?4.Is there any particular kind of exercise?_?Talk Builder Should I Whats your a
11、dvice do you suggestWhat should I do Focus on FunctionListen and imitate.Complete the Talk Builder.Asking for and Giving AdviceGiving advice1._ try learning a new language2._ is to cut down on junk food.3._ increase your intake of4._ do exercise that is good for your heart.Talk Builder You couldOne
12、thing you can doIt might also be a good idea toI advise you toSpeakSpeakSearch online in groups for more ways to increase brain power.Then give a short presentation to the class.VIHomeworkHow will you improve your brain power?Make a list and explain it.Compare and discuss your list with your group members.HomeworkThank you
