当前课程知识点：Medical Terminology Step by Step > Final Exam > Final Exam > Discussion Topic 1 for Chapter 3
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While the use of facemasks has proven to be effective to prevent the spread of infectious diseases, its use in the local community is uncommon and there are doubts whether it can prevent airborne infectious diseases. What is your comment on this phenomenon? Will you choose to use facemasks during the outbreak of flu? What other effects do facemasks have?
口罩已经被证明可以有效预防传染性疾病，然而有人对此提出质疑。您对这个问题有何见解？流感爆发期间您会使用口罩吗？口罩还有什么别的作用？期待您的分享（中文和英文均可）。
返回《Medical Terminology Step by Step》慕课在线视频列表
-A Guide to Medical Terminology
-Unit 1 Introduction
-Unit 2 The Anatomical Terms and Definitions of the Word Parts in the System
--The Anatomical Terms and Definitions of the Word Parts in the System
-Unit 3 The Diagnostic Terms Related to the System
--The DiagnosticTerms Related to the System
-Unit 4 The Surgical Terms Related to the System
--The Surgical Terms Related to the System
-Unit 5 The Additional Terms and A Legend Related to the System
--The Additional Terms and A Legend Related to the System
-Exercise for Chapter 1
-Discussion Topic 1 for Chapter 1
-Discussion Topic 2 for Chapter 1
-Unit 1 Introduction
-Unit 2 The Anatomical Terms and Definitions of the Word Parts in the System
--The Anatomical Terms and Definitions of the Word Parts in the System
-Unit 3 The Diagnostic Terms Related to the System
--The Diagnostic Terms Related to the System
-Unit 4 The Surgical Terms Related to the System
--The Surgical Terms Related to the System
-Unit 5 The Additional Terms and Skin-Related Expressions
--The Additional Terms and Expressions Related to Skin
-Chapter 2
-Discussion Topic 1 for Chapter 2
-Discussion Topic 2 for Chapter 2
-Unit 1 Introduction
-Unit 2 The Anatomical Terms and Definitions of the Word Parts in the System
--The Anatomical Terms and Definitions of the Word Parts in the System
-Unit 3 The Diagnostic Terms Related to the System
--The Diagnostic Terms Related to the System
-Unit 4 The Surgical Terms Related to the System
--The Surgical Terms Related to the System
-Unit 5 The Additional Terms and A Legend Related to the System
--The Additional Terms and A Legend Related to the System
-Exercise for Chapter 3
-Discussion Topic 1 for Chapter 3
-Discussion Topic 2 for Chapter 3
-Unit 1 Introduction
-Unit 2 The Anatomical Terms and Definitions of the Word Parts in the System
--The Anatomical Terms and Definitions of the Word Parts in the System
-Unit 3 The Diagnostic Terms Related to the System
--The Diagnostic Terms Related to the System
-Unit 4 The Surgical Terms Related to the System
--The Surgical Terms Related to the System
-Unit 5 The Additional Terms and A Legend Related to the System
--The Additional Terms and A Legend Related to the System
-Exercise for Chapter 4
-Discussion Topic 1 for Chapter 4
-Discussion Topic 2 for Chapter 4
-Unit 1 Introduction
-Unit 2 The Anatomical Terms and Definitions of the Word Parts in the System
--The Anatomical Terms and Definitions of the Word Parts in the System
-Unit 3 The Diagnostic Terms Related to the System
--The Diagnostic Terms Related to the System
-Unit 4 The Surgical Terms Related to the System
--The Surgical Terms Related to the System
-Unit 5 The Additional Terms and A Legend Related to the System
--The Additional Terms and A Legend Related to the System
-Exercise for Chapter 5
-Discussion Topic 1 for Chapter 5
-Discussion Topic 2 for Chapter 5
-Unit 1 Introduction
-- Introduction
-Unit 2 The Anatomical Terms and Definitions of the Word Parts in the System
--The Anatomical Terms and Definitions of the Word Parts in the System
-Unit 3 The Diagnostic Terms Related to the System
--The Diagnostic Terms Related to the System
-Unit 4 The Surgical Terms Related to the System
--The Surgical Terms Related to the System
-Unit 5 The Additional Terms and A Legend Related to the System
-- The Additional Terms and A Legend Related to the System
-Exercise for Chapter 6
-Discussion Topic 1 for Chapter 6
-Discussion Topic 2 for Chapter 6
-Unit 1 Introduction
-Unit 2 The Anatomical Terms and Definitions of the Word Parts in the system
--The Anatomical Terms and Definitions of the Word Parts in the System
-Unit 3 The Diagnostic Terms Related to the System
--The Diagnostic Terms Related to the System
-Unit 4 The Surgical Terms Related to the System
--The Surgical Terms Related to the System
-Unit 5 The Additional Terms and A Legend Related to the System
--The Additional Terms and A Legend Related to the System
-Exercise for Chapter 7
-Discussion Topic 1 for Chapter 7
-Discussion Topic 2 for Chapter 7
-Unit 1 Introduction
-Unit 2 The Anatomical Terms and Definitions of the Word Parts in the System
--The Anatomical Terms and Definitions of the Word Parts in the System
-Unit 3 The Diagnostic Terms Related to the System
--The Diagnostic Terms Related to the System
-Unit 4 The Surgical Terms Related to the System
--The Surgical Terms Related to the System
-Unit 5 The Additional Terms and A Legend Related to the System
--The Additional Terms and A Legend Related to the System
-Exercise for Chapter 8
-Discussion Topic 1 for Chapter 8
-Discussion Topic 2 for Chapter 8
-Unit 1 Introduction
-Unit 2 The Anatomical Terms and Definitions of the Word Parts in the System
--The Anatomical Terms and Definitions of the word parts in the system
-Unit 3 The Diagnostic Terms Related to the System
--The Diagnostic Terms Related to the System
-Unit 4 The Surgical Terms Related to the System
--The Surgical Terms Related to the System
-Unit 5 The Additional Terms and A Legend Related to the System
--The Additional Terms and A Legend Related to the System
-Exercise for Chapter 9
-Discussion Topic 1 for Chapter 9
-Discussion Topic 2 for Chapter 9
-Unit 1 Introduction
-Unit 2 The Anatomical Terms and Definitions of the Word Parts in the System
--The Anatomical Terms and Definitions of the word parts in the system
-Unit 3 The Diagnostic Terms Related to the System
--The Diagnostic Terms Related to the System
-Unit 4 The Surgical Terms Related to the System
--The Surgical Terms Related to the System
-Unit 5 The Additional Terms and A Legend Related to the System
--The Additional Terms and A Legend Related to the System
-Exercise for Chapter 10
-Discussion Topic 1 for Chapter 10
-Discussion Topic 2 for Chapter 10
-Unit 1 Introduction
-Unit 2 The Anatomical Terms and Definitions of the Word Parts in the System
--The Anatomical Terms and Definitions of the word parts in the system
-Unit 3 The Diagnostic Terms Related to the System
--The Diagnostic Terms Related to the System
-Unit 4 The Surgical Terms Related to the System
--The Surgical Terms Related to the System
-Unit 5 The Additional Terms and A Legend Related to the System
--The Additional Terms and A Legend Related to the System
-Exercise for Chapter 11
-Discussion Topic 1 for Chapter 11
-Discussion Topic 2 for Chapter 11
-Final Exam
--Final Exam
