unit 1 human body  part ⅰ listening    listening a    listening b    listening c  part ⅱ reading    reading a    reading b human body    reading c the importance of homeostasis in the human body  part ⅲ writing  noticeunit 2 symptoms and signs  part ⅰ listening    listening a    listening b    listening c  part ⅱ reading    reading a    reading b symptoms and signs    reading c how to describe medical symptoms to your doctor  part ⅲ writing  invitation letterunit 3 first aid  part ⅰ listening    listening a    listening b    listening c  part ⅱ reading    reading a    reading b first aid    reading c choking  part ⅲ writing  reply to an invitationunit 4 medical test  part ⅰ listening    listening a    listening b    listening c  part ⅱ reading    reading a    reading b blood culture    reading c how to become a medical laboratory technician  part ⅲ writing  medical certificateunit 5 medical imaging  part ⅰ listening    listening a    listening b    listening c  part ⅱ reading    reading a    reading b medical imaging    reading c benefits of medical imaging  part ⅲ writing  discharge adviceunit 6 medication and treatment  part ⅰ listening    listening a    listening b    listening c  part ⅱ reading    reading a    reading b aspirin to prevent blood clots    reading c a drug's half-life  part ⅲ writing  instructionunit 7 community medicine  part ⅰ listening    listening a    listening b    listening c  part ⅱ reading    reading a    reading b primary health care    reading c a hospital at home  part ⅲ writing  case historyunit 8 infectious disease  part ⅰ listening    listening a    listening b    listening c  part ⅱ reading    reading a    reading b what is infection?    reading c influenza  part ⅲ writing  cover letterunit 9 health education  part ⅰ listening    listening a    listening b    listening c  part ⅱ reading    reading a    reading b five important reasons to vaccinate your child    reading c response to stress  part ⅲ writing  summaryunit 10 occupationaldisease  part ⅰ listening    listening a    listening b    listening c  part ⅱ reading    reading a    reading b health care workers: avoiding infections at work    reading c silicosis  part ⅲ writingresumeappendixglossary