9 b fit & healthy (boardworks)
PCE logo. What Is An Ecosystem? Ecosystem definition Living And Nonliving Things Working Together To Form A Unique Environment.
© Boardworks Ltd 2004 1 of 20 © Boardworks Ltd 2005 1 of 39 Topic 9.7 Respiratory system & smoking.
Do Now: copy & complete The alveoli are bunches of tiny air sacks inside the lungs. Each individual sack is called an alveolus. They are located at the.
Tobacco Kinder-2 nd Grade TEKS Kinder: Explain the negative effects of smoking on the lungs. (K.L) 1 st Grade: Explain the negative effects of smoking.
Look at the info sheet on lung diseases: 1) Explain why asthma cause breathing difficulties – sketch the diagram to help your explanation 2) Explain why.
WP Fireworks
Respiratory System Chapter 4 Perry C. Hanavan, Au.D.
Respiratory System Mouth Lungs Bronchi Pharynx Trachea Alveoli Diaphragm.
