HUMAN EAR GRADE 12 SUBJECT LIFE SCIENCES WEEK 18 TOPIC Lesson 1 Time: 40 min LESSON SUMMARY FOR: DATE STARTED: DATE COMPLETED: The learners must be able to: LESSON OBJECTIVES Explain the structure of the different parts of human ear Use of mind map to summarise information TEACHER ACTIVITIES LEARNER ACTIVITIES TIMING RESOURCES NEEDED Learner respond to informal 10 min The Answer Series – Lesson presentation using blackboard / transparencies/ model of ear revision Part 2 Introduction Question and answer method used to revise importance of sense organs in helping Learners place labels (in red) in Model of human respond to stimuli in the external environment. boxes on mind map ear provided. Main Body (Lesson presentation) Understanding Life Teachers provides mind map of human ear. Model of ear used to illustrate parts Learners complete labels on Sciences- Gr 12 and explain associated functions. the mind map. Focus on Life Sciences- Gr 12 Home work: Teacher highlights the following parts of the human ear: Using textbook, learners Pinna - visible, cartilaginous structure Mind map and complete assigned Auditory canal – tube from pinna to tympanic membrane textbook homework. Tympanic membrane – thin membrane that separates outer from middle ear Home work: Learners must begin Auditory ossicles-smallest bones in human body 25 min The Answer Series – Researching functions of Malleus–1st auditory ossicle Part 2 various parts. Incus- 2nd auditory ossicle Focus on Life Stapes—3rd auditory ossicle Sciences Eustachian tube- connects middle ear and back of throat Gr 12 Life Science Cochlea-shell-shaped structure in inner ear Exam Fever Vestibule- structure below semi-circular canals Three semi-circular canals – semi-circular structure at 90 angle to each other Auditory nerve –structure that leaves cochlea and travels to brain Conclusion Teacher facilitates the completion of the labels. Give learners homework
GRADE 12 SUBJECT LIFE SCIENCES WEEK 18 TOPIC HUMAN EAR Time: 40 min Lesson 1 LESSON SUMMARY FOR: DATE STARTED: DATE COMPLETED: LESSON OBJECTIVES The learners must be able to: Explain the structure of the different parts of human ear Use of mind map to summarise information TEACHER ACTIVITIES LEARNER ACTIVITIES TIMING RESOURCES NEEDED Lesson presentation using blackboard / transparencies/ model of ear Introduction Question and answer method used to revise importance of sense organs in helping respond to stimuli in the external environment. Main Body (Lesson presentation) Teachers provides mind map of human ear. Model of ear used to illustrate parts and explain associated functions. Teacher highlights the following parts of the human ear: Pinna - visible, cartilaginous structure Auditory canal – tube from pinna to tympanic membrane Tympanic membrane – thin membrane that separates outer from middle ear Auditory ossicles-smallest bones in human body Malleus–1st auditory ossicle Incus- 2nd auditory ossicle Stapes—3rd auditory ossicle Eustachian tube- connects middle ear and back of throat Cochlea-shell-shaped structure in inner ear Vestibule- structure below semi-circular canals Three semi-circular canals – semi-circular structure at 90 angle to each other Auditory nerve –structure that leaves cochlea and travels to brain Conclusion Teacher facilitates the completion of the labels. Give learners homework Learner respond to informal revision Learners place labels (in red) in boxes on mind map provided. Learners complete labels on the mind map. Home work: Using textbook, learners complete assigned homework. Learners must begin Researching functions of various parts. 10 min 25 min The Answer Series – Part 2 Model of human ear Understanding Life Sciences- Gr 12 Focus on Life Sciences- Gr 12 Mind map and textbook Home work: The Answer Series – Part 2 Focus on Life Sciences Gr 12 Life Science Exam Fever
gr-12-life-sciences-participant-s-manual-aprmay_2018.docx