Alveoli & gas exchange
Students learn about the structure of the lungs and their alveoli including type I and II pneumocytes. After a short quiz on basic lung structure a short screen cast helps students to complete a diagram of the cells of two alveoli and a capillary. This diagram would be suitable for an answer during an IB exam. Using flashcards students' learn the diagram labels and annotations of their function. A final test of the...