基础医学英语课件：Unit 1 Respiratory System

1、Welcome to My Class,2,The whole book consists of 16 units. We are scheduled to finish one unit in one week. It is a good chance for both the teacher and students to learn from each other.,Brief Introduction,3,1. Objectives of the course: terminology reading skills 2. Teaching methodology: instructio

2、n task-based language teaching,Course Guide,-itis: inflammation,osteo-: bone,osteomyelitis,myel-: bone marrow,5,1. Objectives of the course: terminology reading skills 2. Teaching methodology: instruction task-based language teaching,Course Guide,6,3. What you need to bring to the class: 1) textbook

3、s 2) paper and pen 4. Assessment: 1) final exam: 70% 2) oral presentation: 10% 3) classroom performance: 10% 4) homework: 10%,Unit 1,The Respiratory System,respiratory adj. respiration n. respire v.,bronchus - singular bronchi - pl. cilium - singular cilia- pl.,ole-small,bronchus,bronchiole,bronchia

4、l adj. bronchus bronchi,epi-above,epithelial,epithelium,allergy n. 过敏，敏感症 allergic a. 过敏的 allergen n. 过敏原,olfactory a. 嗅觉的 olfaction n. 嗅觉,lymphatic,淋巴腺的,lymphocyte,淋巴细胞,lymph,淋巴,lymph node,淋巴结,-oid like,adeno-腺,adenoid,anatomy-解剖,trachea-气管,tracheotomy,Brief Introduction,Questions for Paragraph 1-3

5、. What roles does the respiratory system play? What is respiration ? How does it work?,a. intake of O2 and removal of CO2 b. helping regulate the balance of acid and base in tissues c. protecting the body against disease-causing organisms and toxic substances inhaled with air d. housing the cells th

6、at detect smell e. assisting in the production of sounds for speech,2. The respiratory and circulatory systems work together to deliver oxygen to cells and remove carbon dioxide in a two-phase process called respiration. The first phase The second phase,Structure,Structure of the respiratory system,

7、nose, pharynx,larynx, trachea, bronchi, bronchioles, lungs,Nasal Passages,Roles of the nasal passages? Functions of the filtering? What will a cold or allergies affect the nasal passages?,1. a. transport air to the pharynx b. filter the air to remove potentially disease-causing particles c. moisten

8、and warm air to protect the structures in the respiratory system d. House cells which are involved in the sense of smell,a. Filtering prevents airborne bacteria, viruses, other potentially disease-causing substances from entering the lungs, where they may cause infection. b. It also eliminates smog

9、and dust particles , which,2.,1. Functions: 2. the adenoids tonsil the palatine tonsils the lingual tonsils,The Pharynx,1. a. removes impurities from the air b. serves as an air passage c. houses the tonsils,pharyngeal tonsil,palatine tonsil,lingual tonsil,palatine tonsil,lingual tonsil,咽扁桃体,腭扁桃体,舌扁

10、桃体,The larynx,1. Roles: 2. If food and liquid enter the larynx, what will happen and what measures should be taken?,a. It transports air to the trachea. b. It produces sound. c. It prevents food and fluid from entering the air passage to cause choking. d. Its mucous membranes and cilia-bearing cells help filter air.,choking,tracheotomy,The Trachea, Bronchi, and Bronchioles,trachea,bronchi,bronchioles,Class work,Write a report on “The respirato