Tony Was a Smoker for Many Years

question 198

Multiple Choice

Tony was a smoker for many years.He has developed advanced COPD and needs an oxygen tank to help him breathe.Often,his family members are seen pounding on his back.The most probably explanation why they are doing this is because they __________.

• A)are abusive
• B)are trying to free mucus in the lungs
• C)are trying to get blood to circulate in the lungs
• D)are trying to stimulate the flow of oxygen in the lungs