输送血液的泵（A pump for carrying blood）.docVIP

输送血液的泵（A pump for carrying blood） Third pumps for delivering blood - heart (first class) Jiangxi, Hengfeng, Longmen high school soil gold Teaching target: Knowledge and ability: 1. know the heart of an animal, identify the four chambers of the heart, the vessels that connect the chambers, the atrioventricular valves, the arteries, the valves. 2. describe the process of heart work. 3. to form a biological concept in which the structure and function are adapted. Process and method: 1.. By observing the heart model and personal experience, we can acquire knowledge actively, and learn the observation and analysis methods from the whole to the local. 2., through cooperative inquiry, group discussion, autonomous learning, skills training and other methods to improve students interest in learning and initiative and enthusiasm in learning. Emotions, attitudes, and values: 1., strengthen the structure and function to adapt to the point of view. 2. understand the human is arduous and tortuous and continuous development for the understanding of the scientific process, to stimulate students to learn and explore the mysteries of life and desire. 3., the spirit of cooperation and awareness of inquiry, love public property, health habits and improve the formation. Teaching emphasis: describe the structure and function of the heart. Teaching difficulties: describe the process of heart work. Preparation: heart model, cardiac structure chart Teaching process: First, introduce new courses: The last lesson we learned pipeline blood flow, blood that does not stop in the blood flow, blood flow from the power then who? (heart) in this lesson we will learn -- heart pump second pump blood. The purpose of the design: through simple introductory language, from the content of the last class to this lesson, both the preceding and the next, can stimulate students interest in learning. Two inquiry process: [Mission 1] the structure of the heart Students look at the heart model and read the 68 pag